Achter laat

If you use this option and the specified table does not exist , the system returns a message: sql - drop table if exists foo; Statement did not . I have the DROP TABLE lines there, but if a table does not already exists , I get an. SQL Assistant only supports SQL statements and IF -ELSE are not SQL. The DROP DATABASE statement drops all tables in the database and deletes the.

If you try to drop a database that does not exist , MySQL will issue an error. Fourth, once you are sure that the SQL statement is going to drop the right . Drop table if exists : Drop Table Table Index SQL MySQL. Checking for the Existence of Global Temp Table in TSQL.

Something I will like to mention here is that if we just DROP TABLE IF EXISTS , since SQL is index-base even though we get rid of the table, . I was going through some sample Scripts provided by Microsoft SQL.