The %1 references an external data type that cannot be mapped to a Data Flow task data type. The Data Flow task data type DT_WSTR will be used instead.
命名空间： Microsoft.SqlServer.Dts.Runtime
程序集： Microsoft.SqlServer.ManagedDTS（在 Microsoft.SqlServer.ManagedDTS.dll 中）
语法
声明
Public Const DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE As Integer
用法
Dim value As Integer
value = HResults.DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE
public const int DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE
public:
literal int DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE
static val mutable DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE: int
public const var DTS_W_NOPIPELINEDATATYPEMAPPINGAVAILABLE : int