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13 Μαΐ 2024 · Beginning with SQL Server 2016 (13.x), you can use the DROP INDEX IF EXISTS syntax. Applies to : SQL Server 2008 (10.0.x) and later versions. --Create a clustered index on the PRIMARY filegroup if the index does not exist.
22 Απρ 2010 · If the hidden purpose of your question is to DROP the index before making INSERT to a large table, then this is a useful one-liner: DROP INDEX IF EXISTS [IndexName] ON [dbo].[TableName] This syntax has been available since SQL Server 2016.
22 Αυγ 2016 · Create new database object. The new DROP IF EXISTS syntax replaces the old block of code that used system catalog views to determine the existence of an object. Basically, the new syntax combines steps one and two into a smaller set of code to produce the same results.
The DROP INDEX statement removes one or more indexes from the current database. Here is the syntax of the DROP INDEX statement: DROP INDEX [IF EXISTS] index_name. ON table_name; Code language: SQL (Structured Query Language) (sql) In this syntax: First, specify the name of the index that you want to remove after the DROP INDEX clause.
DROP INDEX IF EXISTS [table_name1|view_name1]. index_name1, [table_name2|view_name2]. index_name2, …………; In this syntax, IF EXISTS – this is an optional.
28 Μαρ 2024 · In this article, learn how to drop or disable a SQL Server index that is no longer needed. Also, learn how to recreate and script out indexes.
The DROP INDEX command is used to delete an index in a table. MS Access: DROP INDEX index_name ON table_name; SQL Server: DROP INDEX table_name.index_name; DB2/Oracle: DROP INDEX index_name; MySQL: ALTER TABLE table_name. DROP INDEX index_name; Previous SQL Keywords Reference Next . Log in Sign Up.
