DBExec

Initiate execution of a query

#include <DatabaseAccess.h> Data Access Manager

OSErr DBExec( sessID, asyncPB);

long sessID ; is the session ID

DBAsyncParmBlkPtr asyncPB; is a pointer to the asynchronous parameter

block

returns Error Code; 0=no error

The DBExec function initiates execution of a query that you have sent to the

data server. Use the DBSend and DBSendItem functions to send a query to the

data server. Use the DBState function to determine the status of a query after

you have initiated execution.

sessID is the session ID that was returned by the DBInit function.

asyncPB is a pointer to the asynchronous parameter block. If you do not want

to call the function asynchronously, set this parameter to NIL

Returns: an operating system Error Code.

noErr (0) Execution has begun

rcDBError (-802) Error trying to begin execution

rcDBBadSessID -(806) Session ID is invalid

rcDBAsyncNotSupp (-809) The database extension does not support asynchronous

calls

rcDBPackNotInited (-813) The InitDBPack function has not yet been called

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