public override IEnumerable <T> GetByIds <T>(object ids, string returnFields = null)
{
var sqls = GetDapperSqls(typeof(T));
if (string.IsNullOrEmpty(sqls.KeyName))
{
throw new Exception("表[" + sqls.TableName + "]没有主键");
}
if (DapperCommon.ObjectIsEmpty(ids))
{
return(Enumerable.Empty <T>());
}
Dapper.DynamicParameters dpar = new Dapper.DynamicParameters();
dpar.Add("@ids", ids);
if (string.IsNullOrEmpty(returnFields))
{
return(Query <T>(sqls.GetByIdsSql, dpar));
}
else
{
string sql = string.Format("SELECT {0} FROM [{1}] WHERE [{2}] IN @ids", returnFields, sqls.TableName, sqls.KeyName);
return(Query <T>(sql, dpar));
}
}
public override int DeleteByIds <T>(object ids)
{
var sqls = GetDapperSqls(typeof(T));
if (string.IsNullOrEmpty(sqls.KeyName))
{
throw new Exception("表[" + sqls.TableName + "]没有主键");
}
if (DapperCommon.ObjectIsEmpty(ids))
{
return(0);
}
Dapper.DynamicParameters dpar = new Dapper.DynamicParameters();
dpar.Add("@ids", ids);
return(Execute(sqls.DeleteByIdsSql, dpar));
}
public override IEnumerable <T> GetByIdsWhichField <T>(object ids, string whichField, string returnFields = null)
{
var sqls = GetDapperSqls(typeof(T));
if (DapperCommon.ObjectIsEmpty(ids))
{
return(Enumerable.Empty <T>());
}
Dapper.DynamicParameters dpar = new Dapper.DynamicParameters();
dpar.Add("@ids", ids);
if (string.IsNullOrEmpty(returnFields))
{
returnFields = sqls.AllFields;
}
string sql = string.Format("SELECT {0} FROM [{1}] WHERE [{2}] IN @ids", returnFields, sqls.TableName, whichField);
return(Query <T>(sql, dpar));
}
