Difference between revisions of "SET OPTLOG"

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(Example)
(Example)
Line 22: Line 22:
  
 
==Example==
 
==Example==
<code lang="recital" numbers="n">
+
<code lang="recital" numbers="y">
 
// No error, even if crash() function does not exist
 
// No error, even if crash() function does not exist
 
set optlog on
 
set optlog on

Revision as of 06:20, 12 March 2009

SET OPTLOG

Class

Environment


Purpose

To specify whether logical expression optimization should take place


Syntax

SET OPTLOG ON | OFF


See Also

DB_OPTLOG


Description

The SET OPTLOG command is used to specify whether logical expression optimization should take place or not.

Example

  1. // No error, even if crash() function does not exist
  2. set optlog on
  3. ? .F. and crash()
  4.  
  5. // Gives error if crash() function does not exist
  6. set optlog off
  7. ? .F. and crash()
  8.  
  9. // No error, even if crash() function does not exist
  10. set optlog on
  11. ? .T. or crash()
  12.  
  13. // Gives error if crash() function does not exist
  14. set optlog off
  15. ? .T. or crash()

Products

Recital Database Server, Recital Mirage Server, Recital Terminal Developer</source>