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  1. SQL DROP INDEX - W3Schools

    DROP INDEX The DROP INDEX command is used to delete an index in a table. MS Access:

  2. DROP INDEX (Transact-SQL) - SQL Server | Microsoft Learn

    Nov 18, 2025 · Removes one or more relational, spatial, filtered, or XML indexes from the current database. You can drop a clustered index and move the resulting table to another filegroup or …

  3. SQL DROP INDEX Statement - GeeksforGeeks

    Jul 23, 2025 · In this article, we will explain the purpose of the SQL DROP INDEX command, how to use it, and explore different examples and scenarios for removing indexes in SQL databases.

  4. Drop Index in SQL Server Examples

    Mar 28, 2024 · Indexes are very helpful to improve SQL Server query performance, but sometimes indexes get created that are not helpful or no longer needed. In this article, we look at various ways …

  5. SQL Server DROP INDEX Demonstrated By Practical Examples

    This tutorial shows you how to use the SQL Server DROP INDEX statement to remove existing indexes from one or more tables.

  6. SQL DROP INDEX Statement With Syntax, Examples

    Feb 27, 2025 · Learn how to use the SQL DROP INDEX statement with clear syntax, practical examples, and step-by-step guidance for managing indexes in dbForge Studio for SQL Server. …

  7. Drop an Index in SQL to Improve Performance - w3resource

    Sep 20, 2025 · Learn how to remove an index in SQL using the DROP INDEX statement. Optimize write performance by deleting unnecessary indexes from your tables.

  8. How to Drop an Index in SQL Server | DataReportive Tutorials

    Learn how to drop an index in SQL Server using T-SQL commands. This guide explains the steps to remove unnecessary indexes and improve database performance.

  9. SQL - Drop Index - Online Tutorials Library

    An SQL Index can be dropped from a database table using the DROP INDEX statement. It is important to understand that dropping an index can have a significant impact on the performance of your …

  10. 15.1.27 DROP INDEX Statement - MySQL

    To drop a primary key, the index name is always PRIMARY, which must be specified as a quoted identifier because PRIMARY is a reserved word: Indexes on variable-width columns of NDB tables …