REFERENCES

Description

Specifies a foreign key constraint, which implies that the column must contain only values that match values in the referenced column of some row of the referenced table

Click here to navigate to the Amazon Redshift docs page for this syntax.

Grammar Syntax

REFERENCES reftable [ ( refcolumn ) ]

Sample Source Patterns

Amazon Redshift

Code

CREATE TABLE TABLE1
(
 COL1 INT PRIMARY KEY
);

CREATE TABLE TABLE2
(
 COL1 VARCHAR(15),
 COL2 INT REFERENCES TABLE1 (COL1)
);

Snowflake

Code

CREATE TABLE TABLE1
(
 COL1 INT PRIMARY KEY
);

CREATE TABLE TABLE2
(
 COL1 VARCHAR(15),
 COL2 INT REFERENCES TABLE1 (COL1)
);

Known issues

There are no known issues.