Recordset.Open常量速查表

Recordset.Open [Source], [ActiveConnection],
[CursorType], [LockType], [Option]

CursorType:
adOpenForwardOnly 0
adOpenKeyset 1
adOpenDynamic 2
adOpenStatic 3

CursorLocation:
adUseServer 2
adUseClient 3

LockType:
adLockReadOnly 1
adLockPessimistic 2
adLockOptimistic 3
adLockBatchOptimistic 4

Options:
adCmdText 1
adCmdTable 2
adCmdStoredProc 4
adCmdFile 256
adCmdTableDirect 512
adCmdURLBind

ExecuteOptionEnum:
adAsyncExcute16
adAsyncFetch32
adAsyncFetchNonBlocking 64
adExecuteNoRecords 128