In this situation, the missing temporary table was previously assumed to be transactional, leading to the … MySQL Temporary Table. Here is the nature of table creation with CREATE TEMPORARY TABLE. … This needs just to execute DROP TABLE SQL command at mysql> prompt. In the next section, we will use the testdb and testdb2 created in the CREATE DATABASE tutorial. Oracle does not provide IF EXISTS clause in the DROP TABLE statement, but you can use a PL/SQL block to implement this functionality and prevent from errors then the table does not exist. use mysql; SET TIMESTAMP=1306084956; drop table if exists tempMix4; # at 1362 #110522 19:22:37 server id 2 log_pos 1362 Query thread_id=174211 exec_time=0 error_code=0 SET TIMESTAMP=1306084957; create table if not exists tempMix4(data LONGBLOB); # at 1448 #110522 19:22:55 server id 2 log_pos 1448 User_var SET @`a`:=_binary 0x4D and a very long string at this point … Trunc Date in SQL Server » If you’re here then you’ve probably run into the situation where you’ve automatically created a temp table in your script, and every time you execute the script you have to drop the temp table manually. DROP TABLE IF EXISTS are always logged. MySQL. Mos Ahhh, I don't necessarily want to drop the table if it already exists. Remarks. This modified text is an extract of the original Stack Overflow Documentation created by following contributors and released under CC BY-SA 3.0 ; Dropping of TEMPORARY tables are prefixed in the log with TEMPORARY.These drops are only logged when running statement or mixed mode replication. The basic syntax of the command is as follows: DROP [TEMPORARY] TABLE [IF EXISTS] table_name [, table_name] [RESTRICT | CASCADE]; Let’s break down the syntax: The DROP TABLE statement deletes a table and its rows permanently. The syntax to DROP a table is as follows: DROP [TEMPORARY] TABLE [IF EXISTS] some_table [, some_table] ... [RESTRICT | CASCADE] As we can see, the IF EXISTS clause is optional. DROP TEMPORARY TABLE IF EXISTS customers; This DROP TABLE example will only delete the temporary table called customers. I’ve done this myself many times. I like the second better. Temporary tables option is available in MySQL version 3.23 and above. Dropping a table also drops any triggers for the table. You can query catalogs views (ALL_TABLES or USER_TABLE i.e) to check if the required table exists: MySQL Temporary Table is a kind of provisional table created in a database to fetch the result rows and store them for the short term that allows us to use it again many times within a session. Posted on July 3, 2010 by Derek Dieter. The user can also drop temporary table. We can delete one table or several just using one DROP command and listing the table names. I like the second better. Timo Timo. Once the session is closed , the temporary tables dropped automatically. Posted by developer: Changelog entry added for MySQL 8.0.4: On a read-only server with GTIDs enabled, a DROP TEMPORARY TABLE IF EXISTS statement relating to a non-existent or filtered table could write an unnecessary transaction to the binary log and create an unnecessary GTID. Here, we are creating a table that already exist − mysql> CREATE TABLE IF NOT EXISTS DemoTable ( CustomerId int, CustomerName varchar(30), CustomerAge int ); Query OK, 0 rows affected, 1 warning (0.05 sec) DROP [TEMPORARY] TABLE [IF EXISTS] tbl_name [, tbl_name] ... [RESTRICT | CASCADE] DROP TABLE removes one or more tables. Let us verify the concept. Be careful with this statement! Finally, let's look at an example that shows how to use the DROP TABLE statement to drop a temporary table. TEMPORARY tables have a very loose relationship with databases (schemas). I suppose could count the rows in Tablex and it would throw an exception if the table did not exist . 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