They are used for facilitating easy retrieval of row records by making one ... copy of the index definition before you drop it. Dropping an index in SQL is like telling the database, "I don ...

Therefore, you may need to drop an index in SQL Server when it is no longer useful ... This is because indexes are used to speed up the retrieval of rows from a table and so removing it may ...

This article discusses the “DROP IF EXISTS” statement available in SQL Server 2016 and later versions. “IF EXITS” is the latest optional clause added in the existing DROP statement in SQL Server 2016 ...