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Summary: in this tutorial, you will learn how to use the Oracle DROP TABLE statement to remove an existing table. Introduction to Oracle DROP TABLE statement. To move a table to the recycle bin or remove it entirely from the database, you use the DROP TABLE statement: DROP TABLE schema_name.table_name [CASCADE CONSTRAINTS | PURGE]; Code ...
6 lis 2009 · select 'drop table '||table_name||' cascade constraints;' from user_tables; This will print out a series of drop commands for all tables in the schema. Spool the result of this query and execute it.
Use the DROP TABLE statement to move a table or object table to the recycle bin or to remove the table and all its data from the database entirely. Note: Unless you specify the PURGE clause, the DROP TABLE statement does not result in space being released back to the tablespace for use by other objects, and the space continues to count toward ...
To drop a table in Oracle, follow this step-by-step guide. Gain the necessary permissions and access, learn the SQL syntax for dropping a table, and get a walkthrough with screenshots or code examples.
Description Create a table, insert data into it, and then drop the table. Area SQL General / SQL Query. Contributor Oracle. Created Monday October 05, 2015. Statement 1. CREATE TABLE print_media_ad_h. ( product_id NUMBER(6) , ad_id NUMBER(6) , ad_composite CLOB.
This Oracle tutorial explains how to use the Oracle DROP TABLE statement with syntax and examples. The Oracle DROP TABLE statement allows you to remove or delete a table from the Oracle database.
15 paź 2018 · Create a new table with CREATE TABLE. Change an existing table with ALTER TABLE. Remove a table with DROP TABLE. How to Create a Table. The basic create table statement takes the form: Copy code snippet. create table <table_name> ( <column1> <data type>, <column2> <data type>, <column3> <data type>, ... );
