Discard Table Release For Free

A session releases all the tables locks with it at once. You can implicitly release the table locks. If the connection to the server terminates explicitly or implicitly all the locks will be released. You can release the locks of a table explicitly using the UNLOCK TABLES statement.

The drop table command is used to delete a table and all rows in the table. To delete an entire table including all of its rows, issue the drop table command followed by the tablename.

Table locks set within a transaction are released automatically when the transaction completes. If you are using an ANSI-compliant database, do not issue an UNLOCK TABLE statement. The UNLOCK TABLE statement fails if it is issued within a transaction, and a transaction is always in effect in an ANSI-compliant database.

Syntax. DROP TABLE table_name; Note: Be careful before dropping a table. Deleting a table will result in loss of complete information stored in the table!

Splitting the table In the Object Explorer pane, right-click the table you want to split, and then click Split Table. ... In Secondary table name, type a name for the new secondary table. ... Click Next. To assign columns from the primary to the secondary table, select the column(s) and click the Copy > or Move > buttons.

The drop table command is used to delete a table and all rows in the table. To delete an entire table including all of its rows, issue the drop table command followed by the tablename.

SQL DROP TABLE Statement DROP TABLE table_name; ExampleGet your own SQL Server. DROP TABLE Shippers; TRUNCATE TABLE table_name;

DROP is used to delete a whole database or just a table. In this article, we will be learning about the DROP statement which destroys objects like an existing database, table, index, or view. A DROP statement in SQL removes a component from a relational database management system (RDBMS).

DROP TABLE removes tables from the database. Only the table owner, the schema owner, and superuser can drop a table. To empty a table of rows without destroying the table, use DELETE or TRUNCATE . DROP TABLE always removes any indexes, rules, triggers, and constraints that exist for the target table.

To remove specific rows, use DELETE . To remove all rows from a large table and leave the table structure, use TRUNCATE TABLE . It's faster than DELETE . To remove an entire table, including its structure and data, use DROP TABLE .