/// <summary>
/// 按select返回指定类型
/// </summary>
/// <typeparam name="TResult"></typeparam>
/// <param name="query"></param>
/// <returns></returns>
public override List <TResult> QueryResult <TResult>(LambdaQueryBase query)
{
var queryInfo = new LambdaQuery.Mapping.QueryInfo <TResult>(false, query.GetFieldMapping());
if (query.SkipPage > 0)
{
var reader = GetPageReader(query);
int count;
var list = reader.GetDataTResult <TResult>(queryInfo, out count);
query.RowCount = count;
return(list);
}
else
{
var reader = GetQueryDynamicReader(query);
var list = ObjectConvert.DataReaderToSpecifiedList <TResult>(reader, queryInfo);
query.RowCount = list.Count;
return(list);
}
}
/// <summary>
/// 按匿名对象
/// </summary>
/// <typeparam name="TResult"></typeparam>
/// <param name="query"></param>
/// <param name="newExpression"></param>
/// <returns></returns>
public override List <TResult> QueryResult <TResult>(LambdaQueryBase query, NewExpression newExpression)
{
List <TResult> list;
var queryInfo = new LambdaQuery.Mapping.QueryInfo <TResult>(true, query.GetQueryFieldString(), query.GetFieldMapping(), newExpression.Constructor);
if (query.SkipPage > 0)
{
//var reader = GetPageReader(query);
//int count;
//list = reader.GetDataTResult<TResult>(queryInfo, out count);
//query.RowCount = count;
list = SqlStopWatch.ReturnData(() =>
{
return(GetPageReader(query));
}, (r) =>
{
int count;
var list2 = r.GetDataTResult <TResult>(queryInfo, out count);
query.__RowCount = count;
return(list2);
});
}
else
{
//var reader = GetQueryDynamicReader(query);
//list = ObjectConvert.DataReaderToSpecifiedList<TResult>(reader, queryInfo);
list = SqlStopWatch.ReturnData(() =>
{
return(GetQueryDynamicReader(query));
}, (r) =>
{
var list2 = ObjectConvert.DataReaderToSpecifiedList <TResult>(r.reader, queryInfo);
return(list2);
});
}
return(list);
}
/// <summary>
/// 使用完整的LamadaQuery查询
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <param name="query"></param>
/// <param name="cacheKey">cacheKey</param>
/// <returns></returns>
public override List <TModel> QueryOrFromCache <TModel>(LambdaQueryBase query, out string cacheKey)
{
cacheKey = "";
CheckTableCreated <TModel>();
List <TModel> list = new List <TModel>();
if (query.SkipPage > 0)//按分页
{
list = QueryResult <TModel>(query);
//分页不创建Clone
//if (SettingConfig.AutoTrackingModel && query.__TrackingModel)
//{
// SetOriginClone(list);
//}
return(list);
}
cacheKey = "";
System.Data.Common.DbDataReader reader;
query.FillParames(this);
var sql = query.GetQuery();
sql = _DBAdapter.SqlFormat(sql);
var cacheTime = query.__ExpireMinute;
var compileSp = query.__CompileSp;
double runTime = 0;
var db = GetDBHelper(DataAccessType.Read);
if (cacheTime <= 0)
{
list = SqlStopWatch.ReturnList(() =>
{
if (!compileSp || !_DBAdapter.CanCompileSP)
{
reader = db.ExecDataReader(sql);
}
else//生成储过程
{
string sp = CompileSqlToSp(_DBAdapter.TemplateSp, sql);
reader = db.RunDataReader(sp);
}
query.ExecuteTime += db.ExecuteTime;
var queryInfo = new LambdaQuery.Mapping.QueryInfo <TModel>(false, query.GetQueryFieldString(), query.GetFieldMapping());
return(ObjectConvert.DataReaderToSpecifiedList <TModel>(reader, queryInfo));
}, sql);
query.MapingTime += runTime;
//if(!string.IsNullOrEmpty(query.__RemoveInJionBatchNo))
//{
// Delete<InJoin>(b => b.BatchNo == query.__RemoveInJionBatchNo);
// query.__RemoveInJionBatchNo = "";
//}
}
else
{
list = MemoryDataCache.CacheService.GetCacheList <TModel>(sql, query.GetFieldMapping(), cacheTime, db, out cacheKey).Values.ToList();
}
ClearParame();
query.__RowCount = list.Count;
if (SettingConfig.AutoTrackingModel && query.__TrackingModel)
{
SetOriginClone(list);
}
//query = null;
return(list);
}
