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Imports System.Data.OleDb
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Private mTimeout As Integer
Private mDbConn As OleDbConnection
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Private sTblNm As String '´æ·ÅÊý¾ÝµÄ±íÃû
Private mbOpen As Boolean 'DBÁ´½ÓÅжÏÓÃ
Private mDbReader As OleDbDataReader
Private mDbTrans As OleDbTransaction
Private mbTran As Boolean = False 'Transaction¿ªÊ¼ÅжÏÓÃ
Private sSqlStr As String 'SQLÎÄ
Private mDbResult As DB_RESULT 'EXECUTE·½·¨µÄ´¦Àí½á¹û
Private mDbConnStr As String = "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=" & Application.StartupPath.ToString & _
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