Function prepareRequest

src/dsql/dsql.cpp:464–488

Prepare a request for execution. Note: caller is responsible for pool handling.

// Prepare a request for execution.
// Note: caller is responsible for pool handling.
static DsqlRequest* prepareRequest(thread_db* tdbb, dsql_dbb* database, jrd_tra* transaction,
	ULONG textLength, const TEXT* text, USHORT clientDialect, bool isInternalRequest)
{
	TraceDSQLPrepare trace(database->dbb_attachment, transaction, textLength, text, isInternalRequest);

	ntrace_result_t traceResult = ITracePlugin::RESULT_SUCCESS;
	try
	{
		auto statement = prepareStatement(tdbb, database, transaction, textLength, text,
			clientDialect, isInternalRequest, &traceResult);

		auto dsqlRequest = statement->createRequest(tdbb, database);

		dsqlRequest->req_traced = !isInternalRequest;
		trace.setStatement(dsqlRequest);
		trace.prepare(traceResult);

		return dsqlRequest;
	}
	catch (const Exception&)
	{
		trace.prepare(ITracePlugin::RESULT_FAILED);
		throw;
	}
}


// Prepare a statement for execution.