Drops a spatial reference system.
DROP SPATIAL REFERENCE SYSTEM [ IF EXISTS ] name
Use the IF EXISTS clause if you do not want an error returned when the DROP SPATIAL REFERENCE SYSTEM statement attempts to remove a spatial reference system that does not exist.
You must be the owner, or have the MANAGE ANY SPATIAL OBJECT or DROP ANY OBJECT system privilege.
None
Not in the standard.
The following example drops a fictitious spatial reference system named Test.
DROP SPATIAL REFERENCE SYSTEM Test;