/// <summary>
/// 自增标识/关键字成员位图
/// </summary>
/// <returns></returns>
internal static MemberMap <valueType> GetIdentityOrPrimaryKeyMemberMap()
{
MemberMap <valueType> memberMap = MemberMap <valueType> .NewEmpty();
SetIdentityOrPrimaryKeyMemberMap(memberMap);
return(memberMap);
}
/// <summary>
/// 设置真实成员位图
/// </summary>
/// <typeparam name="valueType"></typeparam>
/// <typeparam name="modelType"></typeparam>
/// <param name="sqlTool"></param>
/// <param name="memberMap"></param>
internal override void SetRealMemberMap <valueType, modelType>(Sql.Table <valueType, modelType> sqlTool, MemberMap <modelType> memberMap)
{
if (sqlTool.Attribute.IsSetRealMemberMap)
{
MemberMap <modelType> realMemberMap = MemberMap <modelType> .NewEmpty();
using (DbConnection connection = GetConnection())
using (DbCommand command = getCommand(connection, "select top 1 * from [" + sqlTool.TableName + "]", CommandType.Text))
using (DataSet dataSet = getDataSet(command))
{
foreach (DataColumn dataColumn in dataSet.Tables[0].Columns)
{
realMemberMap.SetMember(dataColumn.ColumnName);
}
}
memberMap.And(realMemberMap);
}
}
