How do you drop a table if it exists in Oracle?

There is no ‘DROP TABLE IF EXISTS’ in oracle, you would have to do the select statement. One way is to use DBMS_ASSERT. SQL_OBJECT_NAME : This function verifies that the input parameter string is a qualified SQL identifier of an existing SQL object.Click to see full answer. Accordingly, how do I drop a table in Oracle? Introduction to Oracle DROP TABLE statement First, indicate the table and its schema that you want to drop after the DROP TABLE clause. Second, specify CASCADE CONSTRAINTS clause to remove all referential integrity constraints which refer to primary and unique keys in the table. Additionally, how do you check if a table exists in Oracle? You can also check the data dictionary to see if a table exists: SQL> select table_name from user_tables where table_name=’MYTABLE’; Another way to test if a table exists is to try to drop the table and catch the exception if it does not exist. Then, what happens when we drop a table in Oracle? When you drop a table, normally the database does not immediately release the space associated with the table. Rather, the database renames the table and places it in a recycle bin, where it can later be recovered with the FLASHBACK TABLE statement if you find that you dropped the table in error.How do you permanently delete a table in Oracle? Oracle DROP TABLE statement is used to remove or delete a table from the Oracle database. Syntax. schema_name: It specifies the name of the schema that owns the table. table_name: It specifies the name of the table which you want to remove from the Oracle database. CASCADE CONSTRAINTS: It is optional.

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