Oracle function return

CREATE OR REPLACE FUNCTION to_date_check_null(dateString IN VARCHAR2, 
	dateFormat IN VARCHAR2) RETURN DATE IS
BEGIN 
    IF dateString IS NULL THEN
        return NULL;
    ELSE
        return to_date(dateString, dateFormat);
    END IF;
END;

Similar codes

0 vote255 views1 answer
Turn on foreign keys check mysql
SQL
0 vote245 views1 answer
Mysql max number not returning correct value
SQL
1 vote256 views1 answer
Postgres set column equal to another
SQL
0 vote256 views1 answer
Drop column from table if exist on live server mysql
SQL
2 votes275 views2 answers
Postgresql get table names
SQL
2 votes245 views1 answer
Sql ignore accents
SQL
3 votes262 views3 answers
Sql last week
SQL
0 vote276 views1 answer
T-sql delete view if exists
SQL
0 vote252 views1 answer
Sqlite select split string
SQL
0 vote253 views2 answers
The metadata storage is not up to date, please run the sync-metadata-storage command to fix this issue.
SQL