In PostgreSQL, ALTER INDEX command changes the definition of an existing index. This is a MySQL extension to standard SQL. Rebuilding an Existing Index. If you rename the table name, the columns of the table remain same and will not change until you change them. This form changes the index's tablespace to the specified tablespace and moves the data file(s) associated with the index to the new tablespace. It may often happen that, we see a requirement to change the name of the column in the database to serve their purpose. The RENAME form changes the name of the index. RENAME. RENAME INDEX old_index_name TO new_index_name renames an index. How to Use SQL RENAME TABLE Statement to Change Table Name. The table has two indexes defined on it by the names PK_students and ix_stream_index as can be seen below in the screenshot from the SSMS GUI and the output of the T-SQL command which lists the index names for a table. I apologize if I misunderstood. Renaming indexes – Learn more on the SQLServerCentral forums. More detailed discussions of some of these operations are contained in the following sections: Altering Storage Characteristics of an Index. Alter Index in PostgreSQL 9.3.13. Make the index invisible. Add two more members to Alter_inplace_info: /** Size of index_rename_buffer array. So, in this article let us understand how to rename a column name in SQL. It will show you all the indexes present in the server, in which you can locate your own tables too. To rename an index, the privilege set that is defined below must include at least one of the following privileges: ... An SQL table function; If you specify a three-part name or alias for the source table, the source table must exist at the current server. With the help of SQL or Structured Query Language, the Database Administrators store, update, manipulate and retrieve data in relational databases. */ uint index_rename_count; /** Array of KEY_PAIR objects describing indexes being renamed. To use the RENAME statement, you need to specify the old table name and the new table name. Rename the index. Ganesh, Allen is correct. IF you change the name of an index that is … There is no effect on the stored data. To rename an index in Oracle SQL, you use the ALTER INDEX command: ALTER INDEX index_name RENAME TO new_index_name; You can replace the index_name with the current name of the index, and the new_index_name with the new name for your index. EXEC sp_rename index_name, new_index_name, N'INDEX'; … The content of the table remains unchanged. Monitoring Index Usage Alter Index in PostgreSQL, Oracle, SQL Server. SET TABLESPACE. 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