GETQUERYBANDVALUE_UDF (VARCHAR)

This is the user-defined function (UDF) overloaded with one parameter.

Definition

Retrieves the value associated with a name inside the name-value pairs of the transaction, session, or profile query band.

GETQUERYBANDVALUE_UDF(SEARCHNAME VARCHAR)

Parameters

SEARCHNAME VARCHAR

The name key to search in the pairs.

Returns

The value associated with the name key inside the session query band or null if not found.

Usage example

Input:

ALTER SESSION SET QUERY_TAG = 'user=Tyrone;role=security';
SELECT GETQUERYBANDVALUE_UDF('role');

Output:

security

Migration example

Input:

SELECT GETQUERYBANDVALUE(1, 'group');

Output:

/** MSC-ERROR - MSCEWI2084 - TRANSACTION AND PROFILE LEVEL QUERY TAGS NOT SUPPORTED IN SNOWFLAKE, REFERENCING SESSION QUERY TAG INSTEAD **/
SELECT GETQUERYBANDVALUE_UDF('group');