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 vote210 views1 answer
Html css mobile menu arrow dropdown
SQL
1 vote234 views1 answer
Postgresql float 2 decimal places
SQL
2 votes236 views1 answer
Sql server current date minus 5 years
SQL
5 votes245 views2 answers
Oracle find all tables with column name
SQL
0 vote217 views1 answer
Sum value by month sql
SQL
1 vote230 views1 answer
Oracle stop
SQL
2 votes257 views3 answers
Row number mysql
SQL
-1 vote234 views1 answer
Concat two columns in sql server
SQL
0 vote230 views1 answer
Incorrect datetime value sql table error 1292
SQL
1 vote251 views3 answers
Psql: error: FATAL: role "postgres" does not exist
SQL