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

3 votes337 views1 answer
Force using index plsql
SQL
0 vote312 views1 answer
Get duplicate entry sql
SQL
1 vote363 views1 answer
Insert many to many sql
SQL
0 vote327 views2 answers
How to list all values of a column that start with a letter in sql
SQL
0 vote367 views1 answer
Sqlite trim
SQL
2 votes328 views1 answer
How to make insert script from table in SQL server
SQL
1 vote340 views1 answer
Sql upsert
SQL
0 vote370 views1 answer
Get last inserted primary key
SQL
1 vote309 views1 answer
Mysqli connect
SQL
0 vote296 views1 answer
Sql truncate table referencing itself
SQL