LogoLogo
SnowflakeDocumentation Home
  • Snowflake SnowConvert Documentation
  • General
    • About
    • Getting Started
      • System Requirements
      • Best practices
      • Download and Access
      • Code Extraction
        • Teradata
        • Oracle
        • SQL Server
        • Redshift
      • Running SnowConvert
        • Supported Languages
          • Teradata
          • Oracle
          • SQL Server
          • Redshift
          • Google BigQuery
          • Azure Synapse
          • Sybase IQ
          • PostgreSQL & Based Languages
          • Spark SQL - Databricks SQL
        • Validation
          • Ambiguous Comments Validation
          • Extraction Validation
          • File Encoding Validation
          • File Extension Validation
          • File Format Validation
          • System Object Naming Validation
        • Assessment
          • Analyzing subfolders
        • Conversion
          • Converting subfolders
          • General Conversion Settings
          • Teradata Conversion Settings
          • Oracle Conversion Settings
          • Transact-SQL Conversion Settings
        • Review Results
          • SnowConvert Scopes
          • Output Code
          • Reports
            • Top-Level Code Units Report
            • Embedded Code Units Report
            • Assessment Report
              • Overall Conversion Summary
              • SQL Conversion Summary
              • Scripts Line Conversion Summary
              • Object Conversion Summary
              • File and Object Level Breakdown - SQL Files
              • File and Object Level Breakdown - SQL Identified Objects
              • Scripts - Files
              • Scripts - Identified Objects
              • Schemas
              • Databases & Schemas
              • Code Completeness Score
            • Issues Report
            • Missing Objects Report
            • Object References Report
            • Elements Report
            • Renaming Report
      • Training and Support
    • Conversion Software Terms of Use
      • Open Source Libraries
    • Release Notes
      • Recent Release Notes
      • Previous Release Notes By Platform
        • Teradata
          • Release Notes
            • 2024
            • 2023
            • 2022
            • 2021
            • 2020
            • Roadmap
        • Oracle
          • Release Notes
            • 2023
            • 2022
            • 2021
            • 2020
            • Roadmap
        • SQL Server
          • Release Notes
            • 2023
            • 2022
            • 2021
    • User Guide
      • SnowConvert
        • How to install the tool
          • Linux
          • Windows
          • MacOS
        • How to update the tool
        • How to get an access code
          • How to Retrieve Your UUID for SnowConvert Offline Activation in Linux
        • What is a SnowConvert Project?
        • How to use the SnowConvert CLI
        • Command Line Interface
          • Teradata
          • Oracle
          • Transact-SQL
          • Redshift
          • Renaming feature
      • SnowConvert for Redshift (Preview)
        • How to install the tool
          • Windows
          • MacOS
        • How to update the tool
        • How to inquire about an access code
        • What is a SnowConvert for Redshift project?
          • Project creation
          • Extraction
          • Conversion
          • Deployment
          • Data Migration
    • Technical Documentation
      • Understanding Converted Code
        • EWIs
          • General
            • SSC-EWI-0001
            • SSC-EWI-0002
            • SSC-EWI-0003
            • SSC-EWI-0004
            • SSC-EWI-0005
            • SSC-EWI-0006
            • SSC-EWI-0007
            • SSC-EWI-0008
            • SSC-EWI-0009
            • SSC-EWI-0010
            • SSC-EWI-0011
            • SSC-EWI-0012
            • SSC-EWI-0013
            • SSC-EWI-0014
            • SSC-EWI-0015
            • SSC-EWI-0020
            • SSC-EWI-0021
            • SSC-EWI-0022
            • SSC-EWI-0023
            • SSC-EWI-0025
            • SSC-EWI-0026
            • SSC-EWI-0027
            • SSC-EWI-0028
            • SSC-EWI-0030
            • SSC-EWI-0031
            • SSC-EWI-0033
            • SSC-EWI-0034
            • SSC-EWI-0035
            • SSC-EWI-0036
            • SSC-EWI-0040
            • SSC-EWI-0041
            • SSC-EWI-0045
            • SSC-EWI-0046
            • SSC-EWI-0049
            • SSC-EWI-0052
            • SSC-EWI-0053
            • SSC-EWI-0054
            • SSC-EWI-0056
            • SSC-EWI-0058
            • SSC-EWI-0062
            • SSC-EWI-0064
            • SSC-EWI-0066
            • SSC-EWI-0067
            • SSC-EWI-0068
            • SSC-EWI-0073
            • SSC-EWI-0077
            • SSC-EWI-0080
            • SSC-EWI-0084
            • SSC-EWI-0086
            • SSC-EWI-0092
            • SSC-EWI-0094
            • SSC-EWI-0101
            • SSC-EWI-0102
            • SSC-EWI-0107
            • SSC-EWI-0108
            • SSC-EWI-0109
            • SSC-EWI-0110
          • Teradata
            • SSC-EWI-TD0001
            • SSC-EWI-TD0002
            • SSC-EWI-TD0003
            • SSC-EWI-TD0004
            • SSC-EWI-TD0005
            • SSC-EWI-TD0006
            • SSC-EWI-TD0008
            • SSC-EWI-TD0009
            • SSC-EWI-TD0010
            • SSC-EWI-TD0012
            • SSC-EWI-TD0017
            • SSC-EWI-TD0020
            • SSC-EWI-TD0023
            • SSC-EWI-TD0024
            • SSC-EWI-TD0025
            • SSC-EWI-TD0027
            • SSC-EWI-TD0029
            • SSC-EWI-TD0031
            • SSC-EWI-TD0034
            • SSC-EWI-TD0039
            • SSC-EWI-TD0040
            • SSC-EWI-TD0041
            • SSC-EWI-TD0046
            • SSC-EWI-TD0049
            • SSC-EWI-TD0051
            • SSC-EWI-TD0052
            • SSC-EWI-TD0053
            • SSC-EWI-TD0055
            • SSC-EWI-TD0057
            • SSC-EWI-TD0059
            • SSC-EWI-TD0060
            • SSC-EWI-TD0061
            • SSC-EWI-TD0063
            • SSC-EWI-TD0066
            • SSC-EWI-TD0068
            • SSC-EWI-TD0069
            • SSC-EWI-TD0070
            • SSC-EWI-TD0076
            • SSC-EWI-TD0077
            • SSC-EWI-TD0079
            • SSC-EWI-TD0082
            • SSC-EWI-TD0083
            • SSC-EWI-TD0087
            • SSC-EWI-TD0091
          • Oracle
            • SSC-EWI-OR0001
            • SSC-EWI-OR0002
            • SSC-EWI-OR0004
            • SSC-EWI-OR0005
            • SSC-EWI-OR0006
            • SSC-EWI-OR0007
            • SSC-EWI-OR0008
            • SSC-EWI-OR0009
            • SSC-EWI-OR0010
            • SSC-EWI-OR0011
            • SSC-EWI-OR0013
            • SSC-EWI-OR0014
            • SSC-EWI-OR0016
            • SSC-EWI-OR0020
            • SSC-EWI-OR0023
            • SSC-EWI-OR0026
            • SSC-EWI-OR0029
            • SSC-EWI-OR0030
            • SSC-EWI-OR0031
            • SSC-EWI-OR0032
            • SSC-EWI-OR0033
            • SSC-EWI-OR0035
            • SSC-EWI-OR0036
            • SSC-EWI-OR0038
            • SSC-EWI-OR0039
            • SSC-EWI-OR0042
            • SSC-EWI-OR0045
            • SSC-EWI-OR0046
            • SSC-EWI-OR0047
            • SSC-EWI-OR0049
            • SSC-EWI-OR0050
            • SSC-EWI-OR0051
            • SSC-EWI-OR0052
            • SSC-EWI-OR0053
            • SSC-EWI-OR0057
            • SSC-EWI-OR0067
            • SSC-EWI-OR0068
            • SSC-EWI-OR0069
            • SSC-EWI-OR0070
            • SSC-EWI-OR0071
            • SSC-EWI-OR0072
            • SSC-EWI-OR0075
            • SSC-EWI-OR0076
            • SSC-EWI-OR0078
            • SSC-EWI-OR0082
            • SSC-EWI-OR0087
            • SSC-EWI-OR0089
            • SSC-EWI-OR0090
            • SSC-EWI-OR0092
            • SSC-EWI-OR0095
            • SSC-EWI-OR0097
            • SSC-EWI-OR0099
            • SSC-EWI-OR0100
            • SSC-EWI-OR0101
            • SSC-EWI-OR0103
            • SSC-EWI-OR0104
            • SSC-EWI-OR0105
            • SSC-EWI-OR0108
            • SSC-EWI-OR0109
            • SSC-EWI-OR0110
            • SSC-EWI-OR0116
            • SSC-EWI-OR0118
            • SSC-EWI-OR0121
            • SSC-EWI-OR0123
            • SSC-EWI-OR0126
            • SSC-EWI-OR0128
            • SSC-EWI-OR0129
            • SSC-EWI-OR0133
            • SSC-EWI-OR0135
            • SSC-EWI-OR0136
          • Transact-SQL
            • SSC-EWI-TS0001
            • SSC-EWI-TS0002
            • SSC-EWI-TS0003
            • SSC-EWI-TS0009
            • SSC-EWI-TS0010
            • SSC-EWI-TS0013
            • SSC-EWI-TS0016
            • SSC-EWI-TS0017
            • SSC-EWI-TS0023
            • SSC-EWI-TS0024
            • SSC-EWI-TS0025
            • SSC-EWI-TS0026
            • SSC-EWI-TS0032
            • SSC-EWI-TS0034
            • SSC-EWI-TS0035
            • SSC-EWI-TS0036
            • SSC-EWI-TS0037
            • SSC-EWI-TS0039
            • SSC-EWI-TS0041
            • SSC-EWI-TS0043
            • SSC-EWI-TS0044
            • SSC-EWI-TS0045
            • SSC-EWI-TS0046
            • SSC-EWI-TS0047
            • SSC-EWI-TS0049
            • SSC-EWI-TS0055
            • SSC-EWI-TS0056
            • SSC-EWI-TS0057
            • SSC-EWI-TS0060
            • SSC-EWI-TS0061
            • SSC-EWI-TS0063
            • SSC-EWI-TS0067
            • SSC-EWI-TS0070
            • SSC-EWI-TS0072
            • SSC-EWI-TS0073
            • SSC-EWI-TS0074
            • SSC-EWI-TS0075
            • SSC-EWI-TS0076
            • SSC-EWI-TS0077
            • SSC-EWI-TS0078
            • SSC-EWI-TS0079
            • SSC-EWI-TS0080
            • SSC-EWI-TS0081
          • PostgreSQL
            • SSC-EWI-PG0001
            • SSC-EWI-PG0002
            • SSC-EWI-PG0003
            • SSC-EWI-PG0004
            • SSC-EWI-PG0006
            • SSC-EWI-PG0008
            • SSC-EWI-PG0007
            • SSC-EWI-PG0009
            • SSC-EWI-PG0010
            • SSC-EWI-PG0011
            • SSC-EWI-PG0012
            • SSC-EWI-PG0014
            • SSC-EWI-PG0015
            • SSC-EWI-PG0016
          • Redshift
            • SSC-EWI-RS0002
            • SSC-EWI-RS0003
            • SSC-EWI-RS0004
            • SSC-EWI-RS0005
            • SSC-EWI-RS0006
            • SSC-EWI-RS0007
            • SSC-EWI-RS0008
            • SSC-EWI-RS0009
          • Sybase IQ
            • SSC-EWI-SY0001
            • SSC-EWI-SY0002
            • SSC-EWI-SY0003
            • SSC-EWI-SY0004
            • SSC-EWI-SY0005
            • SSC-EWI-SY0006
            • SSC-EWI-SY0007
            • SSC-EWI-SY0008
            • SSC-EWI-SY0009
          • BigQuery
            • SSC-EWI-BQ0001
            • SSC-EWI-BQ0002
            • SSC-EWI-BQ0003
            • SSC-EWI-BQ0004
            • SSC-EWI-BQ0005
            • SSC-EWI-BQ0006
            • SSC-EWI-BQ0007
            • SSC-EWI-BQ0008
            • SSC-EWI-BQ0009
            • SSC-EWI-BQ0011
            • SSC-EWI-BQ0012
            • SSC-EWI-BQ0013
            • SSC-EWI-BQ0014
            • SSC-EWI-BQ0015
          • Greenplum
          • Spark
            • SSC-EWI-SPK0001
          • Hive
            • SSC-EWI-HV0001
        • Functional Difference Messages
          • General
            • SSC-FDM-0001
            • SSC-FDM-0002
            • SSC-FDM-0003
            • SSC-FDM-0004
            • SSC-FDM-0005
            • SSC-FDM-0006
            • SSC-FDM-0007
            • SSC-FDM-0008
            • SSC-FDM-0009
            • SSC-FDM-0010
            • SSC-FDM-0011
            • SSC-FDM-0012
            • SSC-FDM-0013
            • SSC-FDM-0014
            • SSC-FDM-0015
            • SSC-FDM-0016
            • SSC-FDM-0017
            • SSC-FDM-0018
            • SSC-FDM-0019
            • SSC-FDM-0020
            • SSC-FDM-0021
            • SSC-FDM-0022
            • SSC-FDM-0023
            • SSC-FDM-0024
            • SSC-FDM-0026
            • SSC-FDM-0027
            • SSC-FDM-0028
            • SSC-FDM-0029
            • SSC-FDM-0030
            • SSC-FDM-0031
            • SSC-FDM-0032
            • SSC-FDM-0033
            • SSC-FDM-0034
          • Teradata
            • SSC-FDM-TD0001
            • SSC-FDM-TD0002
            • SSC-FDM-TD0003
            • SSC-FDM-TD0004
            • SSC-FDM-TD0005
            • SSC-FDM-TD0006
            • SSC-FDM-TD0007
            • SSC-FDM-TD0008
            • SSC-FDM-TD0009
            • SSC-FDM-TD0010
            • SSC-FDM-TD0011
            • SSC-FDM-TD0012
            • SSC-FDM-TD0013
            • SSC-FDM-TD0014
            • SSC-FDM-TD0015
            • SSC-FDM-TD0016
            • SSC-FDM-TD0017
            • SSC-FDM-TD0018
            • SSC-FDM-TD0019
            • SSC-FDM-TD0020
            • SSC-FDM-TD0021
            • SSC-FDM-TD0022
            • SSC-FDM-TD0023
            • SSC-FDM-TD0024
            • SSC-FDM-TD0025
            • SSC-FDM-TD0026
            • SSC-FDM-TD0027
            • SSC-FDM-TD0028
            • SSC-FDM-TD0029
            • SSC-FDM-TD0030
            • SSC-FDM-TD0031
            • SSC-FDM-TD0032
            • SSC-FDM-TD0033
          • Oracle
            • SSC-FDM-OR0001
            • SSC-FDM-OR0002
            • SSC-FDM-OR0003
            • SSC-FDM-OR0004
            • SSC-FDM-OR0005
            • SSC-FDM-OR0006
            • SSC-FDM-OR0007
            • SSC-FDM-OR0008
            • SSC-FDM-OR0009
            • SSC-FDM-OR0010
            • SSC-FDM-OR0011
            • SSC-FDM-OR0012
            • SSC-FDM-OR0013
            • SSC-FDM-OR0014
            • SSC-FDM-OR0015
            • SSC-FDM-OR0016
            • SSC-FDM-OR0017
            • SSC-FDM-OR0018
            • SSC-FDM-OR0019
            • SSC-FDM-OR0020
            • SSC-FDM-OR0021
            • SSC-FDM-OR0022
            • SSC-FDM-OR0023
            • SSC-FDM-OR0024
            • SSC-FDM-OR0025
            • SSC-FDM-OR0026
            • SSC-FDM-OR0027
            • SSC-FDM-OR0028
            • SSC-FDM-OR0029
            • SSC-FDM-OR0030
            • SSC-FDM-OR0031
            • SSC-FDM-OR0032
            • SSC-FDM-OR0033
            • SSC-FDM-OR0034
            • SSC-FDM-OR0035
            • SSC-FDM-OR0036
            • SSC-FDM-OR0037
            • SSC-FDM-OR0038
            • SSC-FDM-OR0039
            • SSC-FDM-OR0040
            • SSC-FDM-OR0041
            • SSC-FDM-OR0042
            • SSC-FDM-OR0043
            • SSC-FDM-OR0044
            • SSC-FDM-OR0045
            • SSC-FDM-OR0046
            • SSC-FDM-OR0047
            • SSC-FDM-OR0049
          • Transact-SQL
            • SSC-FDM-TS0001
            • SSC-FDM-TS0002
            • SSC-FDM-TS0003
            • SSC-FDM-TS0004
            • SSC-FDM-TS0005
            • SSC-FDM-TS0006
            • SSC-FDM-TS0007
            • SSC-FDM-TS0008
            • SSC-FDM-TS0009
            • SSC-FDM-TS0010
            • SSC-FDM-TS0011
            • SSC-FDM-TS0012
            • SSC-FDM-TS0013
            • SSC-FDM-TS0014
            • SSC-FDM-TS0015
            • SSC-FDM-TS0016
            • SSC-FDM-TS0017
            • SSC-FDM-TS0018
            • SSC-FDM-TS0019
            • SSC-FDM-TS0020
            • SSC-FDM-TS0021
            • SSC-FDM-TS0022
            • SSC-FDM-TS0023
            • SSC-FDM-TS0024
            • SSC-FDM-TS0025
            • SSC-FDM-TS0026
            • SSC-FDM-TS0027
            • SSC-FDM-TS0028
            • SSC-FDM-TS0029
            • SSC-FDM-TS0030
            • SSC-FDM-TS0031
          • PostgreSQL
            • SSC-FDM-PG0001
            • SSC-FDM-PG0002
            • SSC-FDM-PG0003
            • SSC-FDM-PG0004
            • SSC-FDM-PG0005
            • SSC-FDM-PG0006
            • SSC-FDM-PG0007
            • SSC-FDM-PG0008
            • SSC-FDM-PG0009
            • SSC-FDM-PG0010
            • SSC-FDM-PG0011
            • SSC-FDM-PG0012
            • SSC-FDM-PG0013
            • SSC-FDM-PG0014
            • SSC-FDM-PG0015
            • SSC-FDM-PG0016
          • Redshift
            • SSC-FDM-RS0001
            • SSC-FDM-RS0002
            • SSC-FDM-RS0003
            • SSC-FDM-RS0004
            • SSC-FDM-RS0005
            • SSC-FDM-RS0006
            • SSC-FDM-RS0007
            • SSC-FDM-RS0008
          • Sybase IQ
            • SSC-FDM-SY0001
            • SSC-FDM-SY0002
          • BigQuery
            • SSC-FDM-BQ0001
            • SSC-FDM-BQ0002
            • SSC-FDM-BQ0003
            • SSC-FDM-BQ0004
            • SSC-FDM-BQ0005
            • SSC-FDM-BQ0006
            • SSC-FDM-BQ0007
            • SSC-FDM-BQ0008
            • SSC-FDM-BQ0010
          • Greenplum
            • SSC-FDM-GP0001
        • Performance Review Messages
          • General
            • SSC-PRF-0001
            • SSC-PRF-0002
            • SSC-PRF-0003
            • SSC-PRF-0004
            • SSC-PRF-0005
            • SSC-PRF-0006
            • SSC-PRF-0007
          • Teradata
          • Oracle
          • Transact-SQL
            • SSC-PRF-TS0001
        • Out-of-Scope
          • SSC-OOS-0001
      • Function References
        • SnowConvert UDFs
        • Oracle
          • BFILENAME_UDF
          • CAST_DATE_UDF
          • CLOSE_BULK_CURSOR_UDF
          • DATE_TO_JULIAN_DAYS_UDF
          • DATE_TO_RR_FORMAT_UDF
          • DATEADD_UDF (DATE, FLOAT)
          • DATEADD_UDF (FLOAT, DATE)
          • DATEADD_UDF (TIMESTAMP, FLOAT)
          • DATEADD_UDF (FLOAT, TIMESTAMP)
          • DATEDIFF_UDF(DATE, DATE)
          • DATEDIFF_UDF(DATE, TIMESTAMP)
          • DATEDIFF_UDF(DATE, INTEGER)
          • DATEDIFF_UDF(TIMESTAMP, TIMESTAMP)
          • DATEDIFF_UDF(TIMESTAMP, DATE)
          • DATEDIFF_UDF(TIMESTAMP, NUMBER)
          • DBMS_OUTPUT.PUT_LINE_UDF
          • DBMS_RANDOM.VALUE_UDF
          • DBMS_RANDOM.VALUE_UDF (DOUBLE, DOUBLE)
          • FETCH_BULK_COLLECTION_RECORDS_UDF (OBJECT, FLOAT, ARRAY)
          • FETCH_BULK_COLLECTION_RECORDS_UDF (OBJECT)
          • FETCH_BULK_COLLECTION_RECORDS_UDF (OBJECT, INTEGER)
          • FETCH_BULK_COLLECTION_RECORDS_UDF (OBJECT, ARRAY)
          • FETCH_BULK_COLLECTIONS_UDF (OBJECT, FLOAT)
          • FETCH_BULK_COLLECTIONS_UDF (OBJECT)
          • FETCH_BULK_RECORD_COLLECTIONS_UDF (OBJECT, FLOAT, ARRAY)
          • FETCH_BULK_RECORD_COLLECTIONS_UDF (OBJECT)
          • FETCH_BULK_RECORD_COLLECTIONS_UDF (OBJECT, INTEGER)
          • FETCH_BULK_RECORD_COLLECTIONS_UDF (OBJECT, ARRAY)
          • INIT_CURSOR_UDF
          • JSON_VALUE_UDF
          • JULIAN_TO_GREGORIAN_DATE_UDF
          • OPEN_BULK_CURSOR_UDF (OBJECT, ARRAY)
          • OPEN_BULK_CURSOR_UDF (OBJECT)
          • REGEXP_LIKE_UDF (STRING, STRING, STRING)
          • REGEXP_LIKE_UDF (STRING, STRING)
          • TIMESTAMP_DIFF_UDF
          • UPDATE_PACKAGE_VARIABLE_STATE_UDF
          • UTL_FILE.FCLOSE_UDF
          • UTL_FILE.FOPEN_UDF (VARCHAR,VARCHAR)
          • UTL_FILE.FOPEN_UDF (VARCHAR, VARCHAR, VARCHAR)
          • UTL_FILE.PUT_LINE_UDF
        • Shared
          • DATEADD_UDF (DATE, STRING)
          • DATEADD_UDF (TIMESTAMP, STRING)
          • DATEADD_UDF (STRING, DATE)
          • DATEADD_UDF (STRING, TIMESTAMP)
          • DATEDIFF_UDF (DATE, STRING)
          • DATEDIFF_UDF (TIMESTAMP, STRING)
          • DATEDIFF_UDF (STRING, DATE)
          • DATEDIFF_UDF (STRING, TIMESTAMP)
          • INTERVAL_ADD_UDF (VARCHAR, VARCHAR, VARCHAR, VARCHAR, CHAR, VARCHAR)
          • INTERVAL_MULTIPLY_UDF (VARCHAR, VARCHAR, INTEGER)
          • INTERVAL_TO_MONTHS_UDF (VARCHAR)
          • INTERVAL_TO_SECONDS_UDF (VARCHAR, VARCHAR)
          • MONTHS_TO_INTERVAL_UDF (VARCHAR, NUMBER)
          • SECONDS_TO_INTERVAL_UDF (VARCHAR, NUMBER)
          • TO_INTERVAL_UDF (TIME)
          • TRUNC_UDF (TIMESTAMP_LTZ, VARCHAR)
          • TRUNC_UDF (NUMBER, NUMBER)
          • TRUNC_UDF (NUMBER)
          • TRUNC_UDF (TIMESTAMP_LTZ)
        • Transact-SQL
          • CAST_NUMERIC_TO_TIMESTAMP_TZ_UDF (NUMBER)
          • CAST_TIME_TO_TIMESTAMP_TZ_UDF (TIME)
          • CAST_TIMESTAMP_TZ_TO_NUMERIC_UDF (TIMESTAMP_TZ)
          • CONSTRAINT_OBJECT_ID_UDF (VARCHAR)
          • DB_ID_UDF(STRING)
          • ERROR_LINE_UDF
          • ERROR_NUMBER_UDF
          • ERROR_PROCEDURE_UDF
          • ERROR_SEVERITY_UDF
          • ERROR_STATE_UDF
          • FORMATMESSAGE_UDF
          • FUNCTION_OBJECT_ID_UDF (VARCHAR)
          • GET_CURRENT_TIMEZONE_UDF
          • IDENTITY_UDF
          • IS_MEMBER_UDF
          • ISDATE_UDF
          • ISNUMERIC_UDF
          • OBJECT_ID_UDF (VARCHAR)
          • OFFSET_FORMATTER (VARCHAR)
          • OPENXML_UDF
          • PARSENAME_UDF
          • PATINDEX_UDF
          • PROCEDURE_OBJECT_ID_UDF (VARCHAR)
          • QUOTENAME_UDF (VARCHAR, VARCHAR)
          • QUOTENAME_UDF (VARCHAR)
          • RAISERROR_UDF (DOUBLE, DOUBLE, DOUBLE, ARRAY)
          • RAISERROR_UDF (VARCHAR, DOUBLE, DOUBLE, ARRAY)
          • ROUND_MILLISECONDS_UDF (TIMESTAMP_TZ)
          • SEQUENCE_OBJECT_ID_UDF (VARCHAR)
          • STR_UDF (FLOAT, VARCHAR)
          • STR_UDF(FLOAT)
          • SUBTRACT_TIMESTAMP_TZ_UDF (TIMESTAMP_TZ, TIMESTAMP_TZ)
          • SUM_TIMESTAMP_TZ_UDF (TIMESTAMP_TZ, TIMESTAMP_TZ)
          • SWITCHOFFSET_UDF (TIMESTAMP_TZ, VARCHAR)
          • TABLE_OBJECT_ID_UDF (VARCHAR)
          • TRANSFORM_SP_EXECUTE_SQL_STRING_UDF(STRING, STRING, ARRAY, ARRAY)
          • FOR_XML_UDF (OBJECT, VARCHAR)
          • FOR_XML_UDF (OBJECT, VARCHAR, VARCHAR)
          • UPDATE_ERROR_VARS_UDF (STRING, STRING, STRING, STRING, STRING, STRING)
          • UPDATE_ERROR_VARS_UDF (STRING, STRING, STRING)
          • VIEW_OBJECT_ID_UDF (VARCHAR)
          • XML_JSON_SIMPLE
        • Teradata
          • CENTURY_UDF
          • CHAR2HEXINT_UDF
          • CHKNUM_UDF
          • COMPUTE_EXPAND_ON_UDF
          • DATE_LONG_UDF
          • DATE_TO_INT_UDF
          • DATEADD_UDF
          • DAY_OF_WEEK_LONG_UDF
          • DAYNAME_LONG_UDF (TIMESTAMP_TZ)
          • DAYNAME_LONG_UDF (TIMESTAMP_TZ, VARCHAR)
          • DAYNUMBER_OF_MONTH_UDF
          • DAYNUMBER_OF_YEAR_UDF
          • DIFF_TIME_PERIOD_UDF
          • EXPAND_ON_UDF
          • EXTRACT_TIMESTAMP_DIFFERENCE_UDF
          • FIRST_DAY_JANUARY_OF_ISO_UDF
          • FIRST_DAY_OF_MONTH_ISO_UDF
          • FULL_MONTH_NAME_UDF
          • GETQUERYBANDVALUE_UDF (VARCHAR, FLOAT, VARCHAR)
          • GETQUERYBANDVALUE_UDF (VARCHAR)
          • INSERT_CURRENCY_UDF
          • INSTR_UDF (STRING, STRING)
          • INSTR_UDF (STRING, STRING, INT)
          • INSTR_UDF (STRING, STRING, DOUBLE, DOUBLE)
          • INT_TO_DATE_UDF
          • INTERVAL_ADD_UDF
          • INTERVAL_MULTIPLY_UDF
          • INTERVAL_DIVIDE_UDF
          • INTERVAL_TO_MONTHS_UDF
          • INTERVAL_TO_SECONDS_UDF
          • ISO_YEAR_PART_UDF
          • JAROWINKLER_UDF
          • JSON_EXTRACT_DOT_NOTATION_UDF
          • JSON_EXTRACT_UDF
          • JULIAN_DAY_UDF
          • JULIAN_TO_DATE_UDF
          • LAST_DAY_DECEMBER_OF_ISO_UDF
          • MONTH_NAME_LONG_UDF
          • MONTH_SHORT_UDF
          • MONTHS_BETWEEN_UDF
          • NULLIFZERO_UDF
          • NVP_UDF
          • PERIOD_UDF
          • PERIOD_INTERSECT_UDF
          • PERIOD_OVERLAPS_UDF
          • PERIOD_TO_TIME_UDF
          • QUARTERNUMBER_OF_YEAR_UDF
          • ROMAN_NUMERALS_MONTH_UDF
          • ROUND_DATE_UDF
          • ROW_COUNT_UDF
          • SECONDS_PAST_MIDNIGHT_UDF
          • SUBSTR_UDF (STRING, FLOAT, FLOAT)
          • SUBSTR_UDF (STRING, FLOAT)
          • TD_DAY_OF_CALENDAR_UDF
          • TD_DAY_OF_WEEK_COMPATIBLE_UDF
          • TD_DAY_OF_WEEK_UDF
          • TD_MONTH_OF_CALENDAR_UDF
          • TD_WEEK_OF_CALENDAR_UDF
          • TD_WEEK_OF_YEAR_UDF
          • TD_YEAR_BEGIN_UDF
          • TD_YEAR_END_UDF
          • TIME_DIFFERENCE_UDF
          • TIMESTAMP_ADD_UDF
          • TIMESTAMP_DIFFERENCE_UDF
          • TO_BYTES_HEX_UDF
          • TRANSLATE_CHK_UDF
          • WEEK_NUMBER_OF_QUARTER_ISO_UDF
          • WEEK_NUMBER_OF_QUARTER_COMPATIBLE_UDF
          • WEEK_NUMBER_OF_QUARTER_UDF
          • WEEK_OF_MONTH_UDF
          • WEEKNUMBER_OF_MONTH_UDF
          • WRAP_NEGATIVE_WITH_ANGLE_BRACKETS_UDF
          • YEAR_BEGIN_ISO_UDF
          • YEAR_END_ISO_UDF
          • YEAR_PART_UDF
          • YEAR_WITH_COMMA_UDF
      • Considerations
        • Teradata
    • Contact Us
    • Others
      • How to Use SnowConvert with Docker
    • Frequently Asked Questions (FAQ)
  • 📘Translation References
    • General
      • Subqueries
      • Built-in functions
    • Teradata
      • Data Migration Considerations
        • UNION ALL Data Migration
      • Session Modes in Teradata
        • TERA Mode For Strings Comparison - NO COLLATE
        • TERA Mode For Strings Comparison - COLLATE
        • ANSI Mode For Strings Comparison - NO COLLATE
        • ANSI Mode For Strings Comparison - COLLATE
      • SQL Translation Reference
        • Data Types
        • DDL
          • Tables
            • WITH DEFAULT
          • Index
          • Views
          • Join Index
          • Schema
        • DML
          • Delete Statement
          • Insert Statement
            • LOGGING ERRORS
          • Select Statement
            • ANY Predicate
            • Expand On Clause
            • Normalize
            • Reset When
            • SAMPLE clause
          • Set Operators
          • Update Statement
          • With Modifier
        • Database DBC
        • Built-in Functions
          • CAST
            • Cast to INTERVAL datatype
            • Cast to DATE using { }
            • Cast from Number Datatypes to Varchar Datatype
          • CURRENT_TIMESTAMP
          • COALESCE
          • DAYNUMBER_OF_MONTH
          • FROM_BYTES
          • GETQUERYBANDVALUE
          • JSON_CHECK
          • JSON_EXTRACT
          • JSON_TABLE
          • NEW JSON
          • NVP
          • OVERLAPS
          • PIVOT
          • P_INTERSECT
          • RANK
          • Regex functions
          • STRTOK_SPLIT_TO_TABLE
          • SUBSTRING
          • TD_UNPIVOT
          • TO_CHAR
          • XMLAGG
      • SQL to Snowflake Scripting (Procedures)
        • CREATE PROCEDURE
        • CREATE MACRO
        • ACTIVITY_COUNT
        • ABORT and ROLLBACK
        • BEGIN END
        • CASE
        • CURSOR
        • DECLARE
        • DECLARE CONDITION HANDLER
        • DECLARE CONTINUE HANDLER
        • DML and DDL Objects
        • EXCEPTION HANDLERS
        • EXECUTE IMMEDIATE
        • EXECUTE/EXEC
        • FUNCTION OPTIONS OR DATA ACCESS
        • GET DIAGNOSTICS EXCEPTION
        • IF
        • LOCKING FOR ACCESS
        • LOOP
        • OUTPUT PARAMETERS
        • PREPARE
        • REPEAT
        • SET
        • SYSTEM_DEFINED
        • WHILE
      • SQL to JavaScript (Procedures)
        • Procedures
        • Macros
        • SnowConvert Procedures Helpers
          • Cursor Helper
          • Exec Helper
          • Functional Equivalence Helpers
          • Into Helper
        • GET DIAGNOSTICS EXCEPTION
      • Scripts to Snowflake SQL Translation Reference
        • COMMON STATEMENTS
          • ERROR HANDLING
          • EXIT or QUIT
          • GOTO
          • IF... THEN...
        • BTEQ
        • MLOAD
          • Import
      • Scripts To Python Translation Reference
        • BTEQ
          • REPEAT
          • USING REQUEST MODIFIER
        • FLOAD
          • BEGIN LOADING
        • MLOAD
          • BEGIN MLOAD
        • TPT
        • SnowConvert Scripts Helpers
          • Technical Documentation
    • Oracle
      • Sample data
      • Basic Elements of Oracle SQL
        • Data Types
          • Oracle Built-in Data Types
            • Character Data Types
              • CHAR Data type
              • NCHAR Data Type
              • VARCHAR2 Data Type
              • VARCHAR Data Type
              • NVARCHAR2 Data Type
            • Numeric Data Types
              • NUMBER Data Type
              • FLOAT Data Type
              • Floating-Point Numbers
                • BINARY_FLOAT
                • BINARY_DOUBLE
            • LONG Data Type
            • Datetime and Interval Data Types
              • DATE Data Type
              • TIMESTAMP Data Type
              • TIMESTAMP WITH TIME ZONE Data Type
              • TIMESTAMP WITH LOCAL TIME ZONE Data Type
              • INTERVAL YEAR TO MONTH Data Type
              • INTERVAL DAY TO SECOND Data Type
              • Datetime Arithmetic
                • Interval UDFs vs Snowflake native interval operation
            • LOB Data Types
              • BFILE Data Type
              • BLOB Data Type
              • CLOB Data Type
              • NCLOB Data type
            • JSON Data Type
            • Extended Data Types
            • RAW and LONG RAW Data types
            • PL SQL Data Types
              • PLS_INTEGER Data Type
              • BINARY_INTEGER Data Type
          • Rowid Data Type
            • ROWID DataType
            • UROWID Data Type
          • ANSI Data Types
          • User-Defined Types
            • REF Data Types
          • Any Types
            • ANYTYPE
            • ANYDATA
            • ANYDATASET
          • XML Types
            • XMLType
            • URI Data Types
              • HTTPURIType
              • XDBURIType
              • DBURIType
            • URIFactory Package
          • Spatial Types
            • SDO_GEOMETRY
            • SDO_TOPO_GEOMETRY
            • SDO_GEORASTER
          • Data Type Customization
        • Literals
          • Interval Literal
          • Interval Type and Date Type
          • Text literals
      • Pseudocolumns
        • ROWID
        • ROWNUM
      • Built-in functions
        • SnowConvert Custom UDFs
          • BFILENAME UDF
          • DATE_TO_JULIANDAYS_UDF
          • DATEADD UDF
          • DATEDIFF UDF
          • INTERVAL UDFs
            • DATEADD UDF INTERVAL
            • DATEDIFF UDF INTERVAL
          • CAST_DATE UDF
          • JSON_VALUE UDF
          • JULIAN TO GREGORIAN DATE UDF
          • MONTHS BETWEEN UDF [DEPRECATED]
          • REGEXP LIKE UDF
          • TIMESTAMP DIFF UDF
          • TRUNC (date) UDF
          • TRUNC (number) UDF
        • TO_NUMBER
        • NLSSORT
      • Built-In packages
        • DBMS_LOB
          • SUBSTR Function
        • DBMS_RANDOM
          • VALUE functions
        • DBMS_OUTPUT
          • PUT_LINE procedure
        • UTL_FILE
          • FOPEN procedure
          • PUT_LINE procedure
          • FCLOSE procedure
      • SQL Queries and Subqueries
        • Select
          • Select Flashback Query
        • Joins
          • Equijoin
          • Band Join
          • Self Join
          • Cartesian Products
          • Inner Join
          • Outer Join
          • Antijoin
          • Semijoin
      • SQL Statements
        • Alter Session
        • Alter Table
        • Create Materialized Views
        • Create Database Link
        • Create Index
        • Create Sequence
        • Create Synonym
        • Create Table
        • Create Type
          • Object Type Definition
          • Subtype Definition
          • Array Type Definition
          • Nested Table Type Definition
          • Member Function Definitions
        • Create View
        • Drop Table
      • PL/SQL to Snowflake Scripting
        • ASSIGNMENT STATEMENT
        • CALL
        • CASE
        • COLLECTIONS AND RECORDS
          • Associative Array Type Definition
          • Varray Type Definition
          • Nested Table Array Type Definition
          • Collection Methods
          • Collection Bulk Operations
            • WITH, SELECT, and BULK COLLECT INTO statements
          • Record Type Definition
        • COMPOUND STATEMENTS
        • CONTINUE
        • CREATE PROCEDURE
        • CREATE FUNCTION
          • Cursor for a return variable
          • Cursor with IF statement
          • Multiples IFs statement
        • CURSOR
          • PARAMETRIZED CURSOR
          • CURSOR DECLARATION
          • Workaround for cursors using parameters or procedure variables
          • Cursor Variables
        • DECLARE
        • DEFAULT PARAMETERS
        • DML STATEMENTS
          • INSERT Statement Extension
          • MERGE Statement
          • SELECT INTO Statement
          • Work around to simulate the use of Records
        • EXIT
        • EXPRESSIONS
        • EXECUTE IMMEDIATE
        • FORALL
        • FOR LOOP
        • HELPERS
          • Bulk Cursor Helpers
        • IF
        • IS EMPTY
        • LOCK TABLE
        • LOG ERROR
        • LOOP
        • OUTPUT PARAMETERS
        • PACKAGES
          • DECLARATION
          • BODY
          • VARIABLES
          • Constants
        • PROCEDURE CALL
        • RAISE
        • RAISE_APPICATION_ERROR
        • UDF CALL
        • WHILE
      • PL/SQL to Javascript
        • Procedures
        • User defined functions
        • Packages
        • Helpers
          • EXEC Helper
          • Cursor Helper
          • Raise Helper
          • ROWTYPE Helper
          • Between operator helper
          • Like operator Helper
          • IS NULL Helper
          • Concat Value Helper
          • Package variables helper
          • Implicit Cursor attribute helper
        • Declarations
        • Control Statements
        • Conditional Compilation
        • Collections & Records
        • DDL - DML Statements
        • SQL Language Elements
        • Expressions and operators
        • Synonyms
        • Triggers
        • TYPE attribute
      • SQL*Plus
        • Archive Log
        • Attribute
        • Break
        • Btitle
        • Change
        • Column
        • Define
        • Host
        • Prompt
        • Remark
        • Set
        • Spool
        • Start
        • Whenever oserror
        • Whenever sqlerror
        • Show
        • Append
        • Accept
      • Wrapped objects
    • Transact-SQL
      • General Language Elements
        • COMPUTED COLUMN
        • EXECUTE
          • System Store Procedures
            • SP_RENAME
            • SP_EXECUTESQL
        • Collate
        • USE
        • OUTER APPLY
      • DDLs
        • Tables
          • Azure Synapse Analytics
          • TEXTIMAGE_ON
        • Index
        • Views
        • Materialized View
        • Procedures
        • FUNCTION
          • SCALAR
          • INLINE TABLE-VALUED
          • MULTI-STATEMENT TABLE-VALUED
      • DMLs
        • Set Operators
        • Between
        • Update
          • UPDATE with LEFT and RIGHT JOIN
        • Select
        • Insert
        • Delete
        • Merge
        • Exists
        • IN
        • Truncate
        • Bulk Insert
        • Common Table Expression (CTE)
        • Drops
      • Data Types
      • Statements
        • ALTER
          • TABLE
            • ADD
              • COLUMN DEFINITION
                • COLUMN CONSTRAINT
                  • FOREIGN KEY
                  • PRIMARY KEY / UNIQUE
                  • CHECK
              • TABLE CONSTRAINT
                • FOREIGN KEY
                • PRIMARY KEY
                • CHECK
                • CONNECTION
                • DEFAULT
                • ON PARTITION
            • CHECK CONSTRAINT
        • SET
          • ANSI_NULLS
      • Built-in functions
        • SnowConvert custom UDFs
          • OPENXML UDF
          • STR UDF
          • SWITCHOFFSET_UDF
        • Aggregate functions
          • COUNT
          • COUNT_BIG
          • SUM
        • Analytic Functions
          • LAG
        • Conversion functions
          • CONVERT
          • TRY_CONVERT
        • Data Type functions
          • DATALENGTH
        • Date & Time functions
          • AT TIME ZONE
          • SWITCHOFFSET
          • DATEADD
          • DATEDIFF
          • DATEPART
          • DATEFROMPARTS
          • DATENAME
          • DAY
          • EOMONTH
          • GETDATE
          • MONTH
          • SYSDATETIME
          • SYSUTCDATETIME
          • YEAR
        • Logical functions
          • IIF
        • Mathematical functions
          • ABS
          • ACOS
            • ACOS in JS
          • ASIN
            • ASIN in JS
          • ATAN
            • ATAN in JS
          • ATN2
            • ATAN2 in JS
          • AVG
          • CEILING
          • COS
            • COS in JS
          • COT
            • COT in JS
          • DEGREES
            • DEGREES in JS
          • EXP
            • EXP in JS
          • FLOOR
          • LOG
            • LOG in JS
          • LOG10
            • LOG10 in JS
          • PI
            • PI in JS
          • POWER
            • POW in JS
          • SQUARE
          • STDEV
          • STDEVP
          • VAR
          • POWER
          • RADIANS
            • RADIANS in JS
          • ROUND
          • SQRT
        • Metadata functions
          • DB_NAME
          • OBJECT_ID
        • Ranking functions
          • DENSE_RANK
          • RANK
          • ROW_NUMBER
        • String functions
          • ASCII
            • ASCII in JS
          • CHAR
          • CHARINDEX
          • COALESCE
          • CONCAT
          • CONCAT_WS
            • Join in JS
          • DIFFERENCE
            • DIFFERENCE in JS
          • FORMAT
            • FORMAT in JS
          • LEFT
          • LEN
          • LOWER
          • LTRIM
            • LTRIM in JS
          • NCHAR
          • PATINDEX
            • search in JS
          • QUOTENAME
            • QUOTENAME in JS
          • REPLACE
          • REPLICATE
          • REVERSE
            • reverse in JS
          • RIGHT
          • RTRIM
          • SOUNDEX
            • SOUNDEX in JS
          • SPACE
          • STR
            • STR in JS
          • STRING_ESCAPE
            • stringify in JS
          • SUBSTRING
          • TRIM
            • trim in JS
          • UPPER
        • System functions
          • FORMATMESSAGE
            • FORMATMESSAGE_UDF
          • ISNULL
          • NEWID
          • NULLIF
          • @@ROWCOUNT
        • XML Functions
          • Value
          • Query
      • Built-in procedures
        • Custom User Defined Procedures
          • SP_ADDEXTENDEDPROPERTY_UDP
      • Snowflake Scripting
        • CREATE PROCEDURE
        • CASE
        • CURSOR
        • DECLARE
        • EXECUTE
        • IF
        • SET
        • CALL
        • WHILE
        • BEGIN and COMMIT Transaction
        • OUTPUT PARAMETERS
        • LABEL and GOTO
        • TRY CATCH
      • System Tables
        • SYS.FOREIGN_KEYS
      • Queries
        • SELECT
        • TOP
      • ETL-BI Repointing
        • Power BI Repointing
        • SSIS Repointing
    • Sybase IQ
      • SQL Statements
        • CREATE TABLE
          • TEMPORARY TABLES
          • IF NOT EXISTS
          • (ENABLE | DISABLE) RLV STORE
          • IN DBSPACE
          • ON COMMIT
          • AT LOCATION
          • PARTITION BY
          • CONSTRAINTS
          • DEFAULT
        • CREATE VIEW
        • SELECT
      • Built-in functions
      • Data Types
    • SparkSQL-DatabricksSQL
      • SQL Statements
        • CREATE TABLE
        • CREATE VIEW
        • SELECT
      • Built-in functions
      • Data Types
    • Redshift
      • Basic elements
        • Names and identifiers
        • Reserved Keywords
        • Literals
          • NULLS
          • Date, time, and timestamp literals
          • Interval Literals
      • Expressions
        • Compound Expressions
          • Bitwise operators
          • Arithmetic operators
        • Expression lists
      • Conditions
        • Comparison Condition
        • Logical Conditions
        • Pattern-matching conditions
          • LIKE
          • SIMILAR TO
          • POSIX Operators
        • BETWEEN
        • NULL
        • IN
        • EXISTS
      • Data types
        • INTERVAL YEAR TO MONTH Data Type
        • INTERVAL DAY TO SECOND Data Type
        • Numeric Format Models
      • SQL Statements
        • CALL
        • CREATE TABLE AS
          • Table Start
            • LOCAL
            • COLUMNS
            • BACKUP
          • Tabla Attributes
            • DISTSTYLE
            • DISTKEY
            • SORTKEY
        • CREATE TABLE
          • Table Start
            • LOCAL
            • IF NOT EXISTS
            • BACKUP
          • Column Attributes
            • DEFAULT
            • IDENTITY
            • GENERATED BY DEFAULT AS IDENTITY
            • ENCODE
            • DISTKEY
            • SORTKEY
            • COLLATE
          • Column Constraint
            • NOT NULL | NULL
            • UNIQUE | PRIMARY KEY
            • REFERENCES
          • Table Constraints
            • UNIQUE
            • PRIMARY KEY
            • FOREIGN KEY
          • Table Attributes
            • DISTSTYLE
            • DISTKEY
            • SORTKEY
            • ENCODE
        • CREATE EXTERNAL TABLE
        • CREATE VIEW
        • CREATE FUNCTION
        • CREATE MATERIALIZED VIEW
        • CREATE PROCEDURE
          • ARGUMENTS MODE
          • POSITIONAL ARGUMENTS
          • NONATOMIC
          • PROCEDURE BODY
            • BLOCK STATEMENT
            • DECLARE
            • ALIAS DECLARATION
            • VARIABLE DECLARATION
            • LABEL
            • CURSORS
              • DECLARE CURSOR
                • DECLARE REFCURSOR
              • OPEN CURSOR
              • FETCH CURSOR
              • CLOSE CURSOR
            • LOOPS
              • LOOP
              • WHILE
              • FOR
              • EXIT
              • CONTINUE
            • TRANSACTIONS
              • COMMIT
              • ROLLBACK
              • TRUNCATE
            • RAISE
            • EXCEPTION
            • RETURN
            • CONDITIONS
              • IF
              • CASE
          • SECURITY (DEFINER | INVOKER)
        • CREATE SCHEMA
        • CREATE DATABASE
        • DELETE
        • INSERT
        • SELECT
          • WITH clause
          • SELECT list
          • FROM clause
          • WHERE clause
          • CONNECT BY clause
          • GROUP BY clause
          • HAVING clause
          • QUALIFY clause
          • UNION, INTERSECT, and EXCEPT
          • ORDER BY clause
        • SELECT INTO
          • WITH clause
          • SELECT list
          • FROM clause
          • WHERE clause
          • GROUP BY clause
          • HAVING clause
          • UNION, INTERSECT, and EXCEPT
          • ORDER BY clause
          • LIMIT and OFFSET clauses
          • Local Variables and Parameters
        • MERGE
        • UPDATE
        • EXECUTE
      • Built-in functions
        • TO_CHAR
          • For datetime values
        • IDENTITY
      • System catalog tables
    • PostgreSQL & Based Languages
      • Built-in functions
      • Data types
        • Netezza
      • String Comparison
      • DDLs
        • CREATE TABLE
          • Netezza
          • Greenplum
        • CREATE VIEW
        • CREATE MATERIALIZED VIEW
          • Greenplum
      • PostgreSQL interactive terminal
  • BigQuery
    • Identifier differences between BigQuery and Snowflake
    • Sql Statements
      • CREATE EXTERNAL TABLE
      • CREATE VIEW
        • View column name list
        • View Options
      • CREATE TABLE
        • COLUMN DEFINITION
      • CREATE TABLE LIKE
      • CREATE TABLE COPY
      • CREATE TABLE SNAPSHOT
      • CREATE TABLE CLONE
    • Data types
      • ANY TYPE
      • ARRAY<T>
      • BYTES
      • GEOGRAPHY
      • INTERVAL
      • JSON
      • STRUCT
      • TIMESTAMP
    • Built-in functions
      • ST_GEOGFROMTEXT
      • FORMAT_DATE
      • ST_GEOGPOINT
    • Operators
  • SQL Engine Release Notes
    • Release Notes
      • 2024
      • 2023
  • SnowConvert AI
    • SnowConvert Migration Assistant
      • Getting Started
        • Model Preference
      • Troubleshooting
      • Billing
      • Legal Notices
Powered by GitBook
On this page

Last updated 1 year ago

Description

For more information regarding the Cursor declaration, check .

This section covers the Translation Reference for Oracle . For Oracle there is no equivalent in Snowflake Scripting.

Some parts in the output code are omitted for clarity reasons.

Cursors are pointers that allow users to iterate through query results. For more information on Oracle Cursors check .

Cursor Definition

Cursor Open

Cursor Fetch

Cursor Close

Cursor Attributes

Cursor FOR Loop

Cursor Declaration

Cursor Open

Cursor Fetch

Cursor Close

Cursor FOR Loop

Sample Source Patterns

1. Basic cursor example

2. Explicit Cursor For Loop

3. Implicit Cursor For Loop

4. Parameterized Cursor

You can use "?" In the filter condition of the cursor at the declaration section define the bind variable. While opening the cursor we can add the additional syntax “USING <bind_variable_1 >” to pass the bind variable.

Below are some examples of scenarios that can occur in the use of parameters in cursors:

4.1 Basic Cursor Parameterized Example

4.2 Parameterized Cursors With Multiple Sending Parameters

4.3 Parameterized Cursors With Use Of Procedure Parameters In Query

5. Using Cursors In Fetch And For Loop

Cursors can be controlled through the use of the FOR statement, allowing each and every record of a cursor to be processed while the FETCH statement puts, record by record, the values returned by the cursor into a set of variables, which may be PLSQL records

5.1 Cursors For Loop

5.2 Cursors Fetch

Known Issues

1. RETURN clause is not supported in Snowflake Scripting Cursor Declaration

The Cursor Declaration for Snowflake Scripting does not include this clause. It can be removed from the Oracle Cursor definition to get functional equivalence.

2. OPEN statement cannot pass values for declared arguments

Even though arguments can be declared for a cursor, their values cannot be assigned in Snowflake Scripting. The best alternative is to use the USING clause with bind variables.

3. FETCH statement cannot use records

4. FETCH BULK COLLECT INTO clause is not supported in Snowflake Scripting

5. Cursor attributes do not exist in Snowflake Scripting

Oracle cursors have different attributes that allow the user to check their status like if it is opened or the amount of fetched rows, however, these attributes regarding the cursor status do not exist in Snowflake Scripting.

6. The cursor's query does not have access to the procedure's variables and parameters

7. %NOTFOUND attribute is not supported in Snowflake Scripting Cursor

In Oracle can be used, before the first fetch from an open cursor, cursor_name%NOTFOUND returns TRUE if the last fetch failed to return a row, or FALSE if the last fetch returned a row. Snowflake Scripting does not support the use of this attribute instead it can be validated if the variable assigned to the cursor result contains values

Related EWIs

Snowflake Scripting has support for cursors, however, they have fewer functionalities compared to Oracle. To check more information regarding these cursors, check .

Snowflake Scripting does not support records. However, it is possible to migrate them using the OBJECT data type and the OBJECT_CONSTRUCT() method. For more information please see the .

Snowflake Scripting does not support the BULK COLLECT INTO clause. However, it is possible to use ARRAY_AGG along with a temporal table to construct a new variable with the data corresponding to the Cursor information. For more information please see the .

In Oracle, the query in the cursor declaration has access to procedure variables and parameters but in Snowflake Scripting, it does not. The alternative to this is to use the USING clause with bind variables. For more information check .

: Data type converted to another data type.

: Columns from expression not found.

: Types resolution issues, the arithmetic operation may not behave correctly between string and date.

: Fetch inside a loop is considered a complex pattern, this could degrade Snowflake performance.

: This statement has usages of cursor for loop.

<cursor_name> CURSOR FOR <query>
OPEN <cursor_name> [ USING (bind_variable_1 [, bind_variable_2 ...] ) ] ;
FETCH <cursor_name> INTO <variable> [, <variable> ... ] ;
CLOSE <cursor_name> ;
FOR <row_variable> IN <cursor_name> DO
    statement;
    [ statement; ... ]
END FOR [ <label> ] ;
IN -> Oracle_01.sql
CREATE OR REPLACE PROCEDURE basic_cursor_sample AS
    var1 VARCHAR(20);
    CURSOR cursor1 IS SELECT region_name FROM hr.regions ORDER BY region_name;
BEGIN
    OPEN cursor1;
    FETCH cursor1 INTO var1;
    CLOSE cursor1;
END;
OUT -> Oracle_01.sql
CREATE OR REPLACE PROCEDURE basic_cursor_sample ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},{"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    DECLARE
        var1 VARCHAR(20);
        cursor1 CURSOR
        FOR
            SELECT region_name FROM
                hr.regions
            ORDER BY region_name;
    BEGIN
        OPEN cursor1;
        FETCH cursor1 INTO
            :var1;
    CLOSE cursor1;
    END;
$$;
IN -> Oracle_02.sql
CREATE OR REPLACE PROCEDURE explicit_cursor_for_sample AS
    CURSOR cursor1 IS SELECT region_name FROM hr.regions ORDER BY region_name;
BEGIN
    FOR r1 IN cursor1 LOOP
        NULL;
    END LOOP;
END;
OUT -> Oracle_02.sql
CREATE OR REPLACE PROCEDURE explicit_cursor_for_sample ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    DECLARE
        cursor1 CURSOR
        FOR
            SELECT region_name FROM
                hr.regions
            ORDER BY region_name;
    BEGIN
                OPEN cursor1;
                --** SSC-PRF-0004 - THIS STATEMENT HAS USAGES OF CURSOR FOR LOOP **
                FOR r1 IN cursor1 DO
            NULL;
                END FOR;
                CLOSE cursor1;
    END;
$$;
IN -> Oracle_03.sql
CREATE OR REPLACE PROCEDURE implicit_cursor_for_sample AS
BEGIN
    FOR r1 IN (SELECT region_name FROM hr.regions ORDER BY region_name) LOOP
        NULL;
    END LOOP;
END;
OUT -> Oracle_03.sql
CREATE OR REPLACE PROCEDURE implicit_cursor_for_sample ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},{"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    BEGIN
        LET temporary_for_cursor_0 CURSOR
        FOR
            (SELECT region_name FROM
                    hr.regions
                ORDER BY region_name);
        --** SSC-PRF-0004 - THIS STATEMENT HAS USAGES OF CURSOR FOR LOOP **
        FOR r1 IN temporary_for_cursor_0 DO
            NULL;
        END FOR;
    END;
$$;
IN -> Oracle_04.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample AS
    CURSOR cursor1 (low number, high IN number) IS
        SELECT region_name FROM hr.regions WHERE region_id BETWEEN low AND high;
BEGIN
    OPEN cursor1(3,5);
    CLOSE cursor1;
END;
OUT -> Oracle_04.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    DECLARE
        cursor1 CURSOR
        FOR
            SELECT region_name FROM
                hr.regions
            WHERE region_id BETWEEN ? AND ?;
    BEGIN
                OPEN cursor1 USING (3, 5);
                CLOSE cursor1;
    END;
$$;
IN -> Oracle_05.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample AS
    CURSOR cursor1 (low number DEFAULT 2, high IN number DEFAULT 7) IS
        SELECT region_name FROM hr.regions 
        WHERE region_id BETWEEN low AND high OR low < 0;
BEGIN
    OPEN cursor1(3,5);
    OPEN cursor1(3);
    OPEN cursor1;
    OPEN cursor1(high => 15, low => 5);
    OPEN cursor1(high => 15);
    CLOSE cursor1;
END;
OUT -> Oracle_05.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    DECLARE
        cursor1 CURSOR
        FOR
            SELECT region_name FROM
                hr.regions
            WHERE region_id BETWEEN ? AND ?
                OR ? < 0;
    BEGIN
                OPEN cursor1 USING (3, 5, 3);
                OPEN cursor1 USING (3, 7, 3);
                OPEN cursor1 USING (2, 7, 2);
                OPEN cursor1 USING (5, 15, 5);
                OPEN cursor1 USING (2, 15, 2);
                CLOSE cursor1;
    END;
$$;
IN -> Oracle_06.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample (high_param number) AS
    CURSOR cursor1 (low number DEFAULT 2) IS
        SELECT region_name FROM hr.regions 
        WHERE region_id BETWEEN low AND high_param;
BEGIN
    OPEN cursor1(3);
    CLOSE cursor1;
END;
CALL parameterized_cursor_for_sample(5);
OUT -> Oracle_06.sql
CREATE OR REPLACE PROCEDURE parameterized_cursor_for_sample (high_param NUMBER(38, 18))
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
    DECLARE
        cursor1 CURSOR
        FOR
            SELECT region_name FROM
                hr.regions
            WHERE region_id BETWEEN ? AND ?;
    BEGIN
                OPEN cursor1 USING (3, high_param);
                CLOSE cursor1;
    END;
$$;

CALL parameterized_cursor_for_sample(5);
IN -> Oracle_07.sql
CREATE OR REPLACE PROCEDURE p_cursors_for_loop AS
 datePlusOne TIMESTAMP;
 CURSOR c_product(low number, high number) IS 
    SELECT name, price, create_on FROM products WHERE price BETWEEN low AND high;
BEGIN
    FOR record_product IN c_product(3,5)
    LOOP
      datePlusOne := record_product.create_on + 1;
      INSERT INTO sold_items values(record_product.name, record_product.price, datePlusOne);
    END LOOP;
END;
OUT -> Oracle_07.sql
CREATE OR REPLACE PROCEDURE p_cursors_for_loop ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
 DECLARE
  datePlusOne TIMESTAMP(6);
  c_product CURSOR
  FOR
     SELECT
      OBJECT_CONSTRUCT('NAME', name, 'PRICE', price, 'CREATE_ON', create_on) sc_cursor_record FROM
      products
     WHERE price BETWEEN ? AND ?;
 BEGIN
  OPEN c_product USING (3, 5);
  --** SSC-PRF-0004 - THIS STATEMENT HAS USAGES OF CURSOR FOR LOOP **
  FOR record_product IN c_product DO
     LET record_product OBJECT := record_product.sc_cursor_record;
     datePlusOne :=
                    !!!RESOLVE EWI!!! /*** SSC-EWI-OR0036 - TYPES RESOLUTION ISSUES, ARITHMETIC OPERATION '+' MAY NOT BEHAVE CORRECTLY BETWEEN unknown AND Number ***/!!!
                    record_product.CREATE_ON + 1;
                    INSERT INTO sold_items
                    SELECT
      :record_product:NAME,
      :record_product:PRICE,
      :datePlusOne;
  END FOR;
  CLOSE c_product;
 END;
$$;
IN -> Oracle_08.sql
CREATE OR REPLACE PROCEDURE p_cursors_fetch AS
 record_product products%rowtype;
 CURSOR c_product(low number, high number) IS 
    SELECT * FROM products WHERE price BETWEEN low AND high;
BEGIN
    OPEN c_product(3,5);
    LOOP
        FETCH c_product INTO record_product;
        EXIT WHEN c_product%notfound;
        INSERT INTO sold_items VALUES (record_product.name, record_product.price);
        INSERT INTO sold_items VALUES record_product;
    END LOOP;
    CLOSE c_product;
END;
OUT -> Oracle_08.sql
CREATE OR REPLACE PROCEDURE p_cursors_fetch ()
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"oracle"}}'
EXECUTE AS CALLER
AS
$$
 DECLARE
  record_product OBJECT !!!RESOLVE EWI!!! /*** SSC-EWI-0036 - ROWTYPE DATA TYPE CONVERTED TO OBJECT ***/!!! := OBJECT_CONSTRUCT();
  c_product CURSOR
  FOR
     SELECT
      OBJECT_CONSTRUCT( *) sc_cursor_record FROM
      products
     WHERE price BETWEEN ? AND ?;
 BEGIN
  OPEN c_product USING (3, 5);
  LOOP
     --** SSC-PRF-0003 - FETCH INSIDE A LOOP IS CONSIDERED A COMPLEX PATTERN, THIS COULD DEGRADE SNOWFLAKE PERFORMANCE. **
     FETCH c_product INTO
      :record_product;
     IF (record_product IS NULL) THEN
      EXIT;
     END IF;
     INSERT INTO sold_items
     SELECT
      :record_product:NAME,
      :record_product:PRICE;
     INSERT INTO sold_items
     SELECT
      null !!!RESOLVE EWI!!! /*** SSC-EWI-OR0002 - COLUMNS FROM EXPRESSION products%rowtype NOT FOUND ***/!!!;
  END LOOP;
  CLOSE c_product;
 END;
$$;
  1. 📘Translation References
  2. Oracle
  3. PL/SQL to Snowflake Scripting

CURSOR

PreviousMultiples IFs statementNextPARAMETRIZED CURSOR
  • Description
  • Sample Source Patterns
  • 1. Basic cursor example
  • 2. Explicit Cursor For Loop
  • 3. Implicit Cursor For Loop
  • 4. Parameterized Cursor
  • 5. Using Cursors In Fetch And For Loop
  • Known Issues
  • Related EWIs
CURSOR cursor
 [ ( cursor_parameter_dec [, cursor_parameter_dec ]... )]
   [ RETURN rowtype] IS select_statement ;
OPEN cursor [ ( cursor_parameter [ [,] actual_cursor_parameter ]... ) ] ;
FETCH { cursor | cursor_variable | :host_cursor_variable }
  { into_clause | bulk_collect_into_clause [ LIMIT numeric_expression ] } ;
CLOSE { cursor | cursor_variable | :host_cursor_variable } ;
named_cursor%{ ISOPEN | FOUND | NOTFOUND | ROWCOUNT }
[ FOR record IN
  { cursor [ ( cursor_parameter_dec
               [ [,] cursor_parameter_dec ]... )]
  | ( select_statement )
  }
    LOOP statement... END LOOP [label] ;
here
Explicit Cursor
Cursor Variables
here
here
Record Type Definition Section
Collection Bulk Operations Section
this section
SSC-EWI-0036
SSC-EWI-OR0002
SSC-EWI-OR0036
SSC-PRF-0003
SSC-PRF-0004