SQL_FREE action

Function

The action closes (finishes) reading initialized by the action SQL_PREPARE.

Declaration

 SQL_FREE

handleIdent_Int

Parameters

handleIdent_Int

in

Identifier - the unique number (handle) of a connection.

Description

The action allows to release the OS resources used by a particular D2000 DBManager process to execute the action SQL_PREPARE. If the action is not used, it will be executed automatically after the script termination or after using the action SQL_DISCONNECT.

Example

Work with a database (actions SQL_...).

 INT  _handle    ; handle to database
 INT  _retCode   ; return code
 TEXT _name      ; product name
 TEXT _type      ; product type
 
 SQL_CONNECT MyDatabase, _handle, _retCode
 SQL_PREPARE _handle, _retCode, _sqlNpar BIND _name, _type
 
 DO_LOOP
   SQL_FETCH _handle, _retCode
   EXIT_LOOP _retCode #  _ERR_NO_ERROR
   ; data processing goes here
 END_LOOP
 
 SQL_FREE _handle
 SQL_DISCONNECT _handle

Related pages:

Script actions

Strom stránky

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SQL_FREE action