Update with comment.

artie-labs · Dec 28, 2024 · df6b3ee · df6b3ee
1 parent 99a75c5
commit df6b3ee
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/clients/redshift/dialect/dialect.go b/clients/redshift/dialect/dialect.go
@@ -36,6 +36,8 @@ func (rd RedshiftDialect) BuildIsNotToastValueExpression(tableAlias constants.Ta
 
 	switch column.KindDetails {
 	case typing.Struct, typing.Array:
+		// We need to use JSON_SIZE to check if the column can be serialized into a VARCHAR
+		// If the value is greater than 500 characters, it's likely not going to be toasted, so we can skip the check.
 		return fmt.Sprintf(`
 COALESCE(
 	CASE