Our community of experts have been thoroughly vetted for their expertise and industry experience. @slightv - Didn't work, red squiggly under 'SELECT' on last line, error message, (Unlock this solution with a 7-day Free Trial). Does Oracle have a similar mechanism? It is like having another employee that is extremely experienced. If any tables named in the argument list do not exist, DROP TABLE behavior depends on whether the IF EXISTS clause is given: Without IF EXISTS, the statement drops all named tables that do exist, and returns an error indicating which nonexisting tables it was unable to drop. 14:43:01 [DECLARE - 0 row(s), 0.071 secs] [Error Code: 6550, SQL State: 65000] ORA-06550: line 3, column 1: PLS-00103: Encountered the symbol "SELECT" when expecting one of the following: begin function pragma procedure subtype type , current cursor delete. Equivalent for EXISTS() in an IF statement? SELECT COUNT(*) INTO v_exist FROM user_tables WHERE table_name = 'FOO'; 14:43:01 [@DELIMITER - 0 row(s), 0.000 secs] Command processed. I feel an enhancement request coming on … Execute a query: Requires using an object of type Statement for building and submitting an SQL statement to drop a table in a seleted database. You might also want to check OWNER_NAME in the where clause. IF EXISTS can also be useful for dropping tables in unusual circumstances under which there is an entry in the data dictionary but no table managed by the storage engine. Check that the target table is not in use, either directly or indirectly—for example, in a view. This award recognizes someone who has achieved high tech and professional accomplishments as an expert in a specific topic. EXECUTE IMMEDIATE 'drop table table_name'; --EXECUTE IMMEDIATE 'drop table table_name purge'; --- purge prevents saving it in the recyclebin. Can You Drop a Table Only If It Exists? Don't tell someone to read the manual. You can query USER_TABLES (or ALL_TABLES or DBA_TABLES depending on whether you are creating objects owned by other users and your privileges in the database) to check to see whether the table already exists. Drop Table If Exists in Oracle In case of drop table statement you will face an exception in oracle, but in mysql there is a if exists in drop statement. Third, specify PURGE clause if you want to drop the table and release the space associated with it at once. Oracle does not provide the IF EXISTS option so that you can drop an index if it exists. PODCAST: "Proving Your Worth in IT" with Certified Expert Sam JacobsListen Now, Select all How to insert new record in my table if not exists? When issuing a DROP TABLE statement in Oracle, you can specify the PURGE option. create table foo). This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL). so we can follow the following to avoid this in Oracle. database_nameIs the name of the database in which the table was created.Windows Azure SQL Database supports the three-part name format database_name. Sample Code. Oracle DROP VIEW examples. Our community of experts have been thoroughly vetted for their expertise and industry experience. Older versions of SQL Server does not have DIY or DROP IF EXISTS functionality. If you try directly drop the table, and the table did not exists yet, then you will … 14:49:38 [DECLARE - 0 row(s), 0.071 secs] [Error Code: 6550, SQL State: 65000] ORA-06550: line 13, column 9: PLS-00103: Encountered the symbol "IMMEDIATE" when expecting one of the following. I'm out. If you want to remove a table in a specific database, you use the [schema_name.] In SQL Server if we want to drop a table only if it exists then here's the code: IF EXISTS (SELECT name FROM sys.tables WHERE name='TABLE_NAME') DROP TABLE TABLE_NAME -- The rest of the code goes here The symbol "begin" was substituted for "SELECT" to continue. 2 table_does_not_exist exception; 3 pragma exception_init( table_does_not_exist, -942 ); 4 begin 5 begin 6 execute immediate 'drop table t'; 7 exception 8 when table_does_not_exist 9 then NULL; 10 end; 11 12 execute immediate 'create table t ( x int )'; If a question is poorly phrased then either ask for clarification, ignore it, or. That is a totally unnecessary step. This is to ensure that the object to be dropped no longer exists on either the source or the replica, once the replica has caught up with the source. Errors -it reports all of them really have an `` if not EXISTS clause. 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