Oracle DROP INDEX statement example The following statement removes the member_name_i index from the members table: DROP INDEX members_name_i;Code language: JavaScript (javascript) Note that if you try to drop a non-existing, you will get the following error: SQL Error: ORA-01418: specified...
B-Tree Indexis the default Oracle index created whenever we use the CREATE INDEX command. It compiles a list of values divided into ranges and associates a key with a single row or range of rows. This structure works efficiently in a majority of scenarios, including both the exact match an...
In addition, when you drop a domain index: Oracle Database invokes the appropriate routine. If any statistics are associated with the domain index, then Oracle Database disassociates the statistics types with theFORCEclause and removes the user-defined statistics collected with the statistics type....
How to Truncate TABLE in Oracle: Truncate TABLE in Oracle is faster than deleting from the table in oracle. It is a DDL statement and it does not fire the on delete triggers how to delete a row in oracle: Delete from the table in oracle is used to delete the rows. DELETE rows can ...
For example, a user might be able to drag an existing panelBox component to a new place within a panelGrid component. Dragging an activity in a calendar from one start time or date to another. Dragging a component into or out of a panelDashboard component. Dragging a marker in a DVT ...
For example, if the tablespace being dropped contains a primary key index, but the primary key column itself is in a different tablespace, then you cannot drop the tablespace until you have manually disabled the primary key constraint in the other tablespace. See Also: Oracle Database Data ...
Packages having a dependency on a dropped index or index specification are invalidated. INDEX EXTENSION index-extension-name RESTRICT Identifies the index extension that is to be dropped. The index-extension-name must identify an index extension that is described in the catalog (SQLSTATE 42704). Th...
To create a unique index, pass an index name, the index definition, and the index type “unique” to the createIndex() method. This example shows a unique index created on the country name ("Name"), which is another common field in the countryinfo collection to index. In the index ...
To create a unique index, pass an index name, the index definition, and the index type “unique” to the create_index() method. This example shows a unique index created on the country name ("Name"), which is another common field in the countryinfo collection to index. In the index ...
DB2/Oracle: DROPINDEXindex_name; MySQL: ALTERTABLEtable_name DROPINDEXindex_name; DROP DATABASE TheDROP DATABASEcommand is used is to delete an existing SQL database. The following SQL drops a database named "testDB": Example DROPDATABASEtestDB; ...