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Optimize single table read performance

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This commit is contained in:
2881099
2022-06-01 14:21:53 +08:00
parent 7290109734
commit 105947c2ed
9 changed files with 139 additions and 219 deletions
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5
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLProvider.cs
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@ -21,7 +21,6 @@ namespace FreeSql.PostgreSQL
public class PostgreSQLProvider<TMark> : BaseDbProvider, IFreeSql<TMark>
{
static PostgreSQLProvider()
{
Utils.dicExecuteArrayRowReadClassOrTuple[typeof(BigInteger)] = true;
@ -104,7 +103,9 @@ namespace FreeSql.PostgreSQL
Expression.Return(returnTarget, Expression.TypeAs(Expression.Call(MethodJsonConvertDeserializeObject, Expression.Convert(valueExp, typeof(string)), Expression.Constant(type, typeof(Type))), type)),
Expression.Return(returnTarget, Expression.TypeAs(Expression.Call(MethodJsonConvertDeserializeObject, Expression.Convert(Expression.Call(MethodToString, valueExp), typeof(string)), Expression.Constant(type, typeof(Type))), type)));
return null;
});
});
Select0Provider._dicMethodDataReaderGetValue[typeof(Guid)] = typeof(DbDataReader).GetMethod("GetGuid", new Type[] { typeof(int) });
}
public override ISelect<T1> CreateSelectProvider<T1>(object dywhere) => new PostgreSQLSelect<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);