ADO CommandType Özelliği
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CommandType özelliği , Command nesnesinin türünü tanımlayan bir CommandTypeEnum değeri ayarlar veya döndürür . Varsayılan adCmdUnknown'dır.
Türü belirtmezseniz, ADO'nun komutun türünü belirlemek için sağlayıcıyla iletişim kurması gerekir. Ancak, türü belirtirseniz, ADO komutu daha hızlı işleyebilir.
Sözdizimi
objcommand.CommandType
Örnek
<%
set conn=Server.CreateObject("ADODB.Connection")
conn.Provider="Microsoft.Jet.OLEDB.4.0"
conn.Open "c:/webdata/northwind.mdb"
set comm=Server.CreateObject("ADODB.Command")
comm.CommandText="orders"
comm.CommandType=adCmdTable
response.write(comm.CommandType)
conn.close
%>
CommandTypeEnum Değerleri
| Constant | Value | Description |
|---|---|---|
| adCmdUnspecified | -1 | Does not specify the command type argument. |
| adCmdText | 1 | Evaluates CommandText as a textual definition of a command or stored procedure call. |
| adCmdTable | 2 | Evaluates CommandText as a table name whose columns are all returned by an internally generated SQL query. |
| adCmdStoredProc | 4 | Evaluates CommandText as a stored procedure name. |
| adCmdUnknown | 8 | Default. Indicates that the type of command in the CommandText property is not known. |
| adCmdFile | 256 | Evaluates CommandText as the file name of a persistently stored Recordset. Used with Recordset.Open or Requery only. |
| adCmdTableDirect | 512 | Evaluates CommandText as a table name whose columns are all returned. Used with Recordset.Open or Requery only. To use the Seek method, the Recordset must be opened with adCmdTableDirect. This value cannot be combined with the ExecuteOptionEnum value adAsyncExecute. |
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