Opening a Microsoft Jet Database in Read/Write Mode
'Intrinsic constants of the Connection object's Mode property Constant Name Value Type of Permission adModeUnknown 0 Permissions have not been set yet or cannot be determined. This is the default setting. adModeRead 1 Read-only permissions adModeWrite 2 Write-only permissions adModeReadWrite 3 Read/write permissions adModeShareDenyRead 4 Prevents others from opening the connection with read permissions adModeShareDenyWrite 8 Prevents others from opening the connection with write permissions adModeShareExclusive 12 Prevents others from opening the connection adModeShareDenyNone 16 Prevents others from opening the connection with any permissions