SHORT_PLAN function [Miscellaneous]

Returns a short description of the UltraLite plan optimization strategy of a SQL statement, as a string. The description is the same as that returned by the EXPLANATION function.

Syntax
SHORT_PLAN( string-expression )
Remarks

For some queries, the execution plan for UltraLite may differ from the plan selected for SQL Anywhere.

Parameters
  • string-expression   The SQL statement, which is commonly a SELECT statement, but can also be an UPDATE or DELETE statement.

Returns

LONG VARCHAR

See also
Standards and compatibility
  • SQL/2003   Vendor extension.

Example

The following statement passes a SELECT statement as a string parameter and returns the plan for executing the query.

SELECT SHORT_PLAN(
   'SELECT * FROM Departments WHERE DepartmentID > 100' );

This information can help with decisions about indexes to add or how to structure your database for better performance.