CDaoQueryDef::GetType
Call this member function to determine the query type of the querydef.
short GetType( );
Возвращаемое значение
The type of the query defined by the querydef. For values, see Remarks.
Заметки
The query type is set by what you specify in the querydef's SQL string when you create the querydef or call an existing querydef's SetSQL member function. The query type returned by this function can be one of the following values:
dbQSelect Select
dbQAction Action
dbQCrosstab Crosstab
dbQDelete Delete
dbQUpdate Update
dbQAppend Append
dbQMakeTable Make-table
dbQDDL Data-definition
dbQSQLPassThrough Pass-through
dbQSetOperation Union
dbQSPTBulk Used with dbQSQLPassThrough to specify a query that does not return records.
.gif "Примечание") Примечание. |
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To create a SQL pass-through query, don't set the dbSQLPassThrough constant. This is set automatically by the Microsoft Jet database engine when you create a querydef object and set the connection string. |
For information about SQL strings, see GetSQL. For information about query types, see Execute.
Требования
Header: afxdao.h