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SQL_EXEC_DIRECT action


Function
The action executes an SQL command.
Declaration
 SQL_EXEC_DIRECT handleIdent_Int, retCodeIdent_Int, stringExpr [,nrExecuteLine]

Parameters
handleIdent_Int in Identifier - the unique number (handle) of a connection.
retCodeIdent_Int out Return code identifier.
strExpr in Expression of Text type.
nrExecuteLine out Identifier of Int type - the parameter acquires the value which is equal to the number of modified records in database.

Return code
The value of the parameter transHandle_Int. See the table of error codes. It is possible to get extended error information.
Description
The action executes an SQL command on a database that is opened using the action SQL_CONNECT. The command is represented by a value of the expression stringExpr.
The nrExecuteLine parameter acquires the value which is equal to the number of modified records in database by SQL commands INSERT, UPDATE, DELETE.
Note
The action SQL_PREPARE, SQL_FETCH, SQL_FREE are intended to read a database using the SQL command SELECT.
If a parameterization of SQL command is required, it is possible to use the action SQL_EXEC_PROC.

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