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- 移除 TimeSpan 过度 Lambda 解析；

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This commit is contained in:
2881099
2024-08-08 20:30:26 +08:00
parent 6525c7000f
commit 5ad0fd8b75
54 changed files with 132 additions and 1791 deletions
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9
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLAdo/PostgreSQLAdo.cs
View File

@ -38,8 +38,8 @@ namespace FreeSql.PostgreSQL
slaveConnectionStrings?.ToList().ForEach(slaveConnectionString =>
{
var slavePool = isAdoPool ?
new DbConnectionStringPool(base.DataType, $"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", () => new NpgsqlConnection(slaveConnectionString)) as IObjectPool<DbConnection> :
new PostgreSQLConnectionPool($"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
new DbConnectionStringPool(base.DataType, $"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", () => new NpgsqlConnection(slaveConnectionString)) as IObjectPool<DbConnection> :
new PostgreSQLConnectionPool($"{CoreStrings.S_SlaveDatabase}{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
SlavePools.Add(slavePool);
});
}
@ -68,7 +68,10 @@ namespace FreeSql.PostgreSQL
return AddslashesTypeHandler(typeof(DateTime?), param) ?? string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.ffffff"), "'");
else if (param is TimeSpan || param is TimeSpan?)
return ((TimeSpan)param).Ticks / 10;
{
var ts = (TimeSpan)param;
return $"'{Math.Min(24, (int)Math.Floor(ts.TotalHours))}:{ts.Minutes}:{ts.Seconds}'";
}
else if (param is byte[])
return $"'\\x{CommonUtils.BytesSqlRaw(param as byte[])}'";
else if (param is JToken || param is JObject || param is JArray)

66
Providers/FreeSql.Provider.PostgreSQL/PostgreSQLExpression.cs
View File

@ -350,35 +350,6 @@ namespace FreeSql.PostgreSQL
}
return null;
}
public override string ExpressionLambdaToSqlMemberAccessTimeSpan(MemberExpression exp, ExpTSC tsc)
{
if (exp.Expression == null)
{
switch (exp.Member.Name)
{
case "Zero": return "0";
case "MinValue": return "-922337203685477580"; //微秒 Ticks / 10
case "MaxValue": return "922337203685477580";
}
return null;
}
var left = ExpressionLambdaToSql(exp.Expression, tsc);
switch (exp.Member.Name)
{
case "Days": return $"floor(({left})/{(long)1000000 * 60 * 60 * 24})";
case "Hours": return $"floor(({left})/{(long)1000000 * 60 * 60}%24)";
case "Milliseconds": return $"(floor(({left})/1000)::int8%1000)";
case "Minutes": return $"(floor(({left})/{(long)1000000 * 60})::int8%60)";
case "Seconds": return $"(floor(({left})/1000000)::int8%60)";
case "Ticks": return $"(({left})*10)";
case "TotalDays": return $"(({left})/{(long)1000000 * 60 * 60 * 24})";
case "TotalHours": return $"(({left})/{(long)1000000 * 60 * 60})";
case "TotalMilliseconds": return $"(({left})/1000)";
case "TotalMinutes": return $"(({left})/{(long)1000000 * 60})";
case "TotalSeconds": return $"(({left})/1000000)";
}
return null;
}
public override string ExpressionLambdaToSqlCallString(MethodCallExpression exp, ExpTSC tsc)
{
@ -559,7 +530,6 @@ namespace FreeSql.PostgreSQL
var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
switch (exp.Method.Name)
{
case "Add": return $"(({left})::timestamp+((({args1})/1000)||' milliseconds')::interval)";
case "AddDays": return $"(({left})::timestamp+(({args1})||' day')::interval)";
case "AddHours": return $"(({left})::timestamp+(({args1})||' hour')::interval)";
case "AddMilliseconds": return $"(({left})::timestamp+(({args1})||' milliseconds')::interval)";
@ -638,42 +608,6 @@ namespace FreeSql.PostgreSQL
}
return null;
}
public override string ExpressionLambdaToSqlCallTimeSpan(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
if (exp.Object == null)
{
switch (exp.Method.Name)
{
case "Compare": return $"({getExp(exp.Arguments[0])}-({getExp(exp.Arguments[1])}))";
case "Equals": return $"({getExp(exp.Arguments[0])} = {getExp(exp.Arguments[1])})";
case "FromDays": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60 * 60 * 24})";
case "FromHours": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60 * 60})";
case "FromMilliseconds": return $"(({getExp(exp.Arguments[0])})*1000)";
case "FromMinutes": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60})";
case "FromSeconds": return $"(({getExp(exp.Arguments[0])})*1000000)";
case "FromTicks": return $"(({getExp(exp.Arguments[0])})/10)";
case "Parse": return $"({getExp(exp.Arguments[0])})::int8";
case "ParseExact":
case "TryParse":
case "TryParseExact": return $"({getExp(exp.Arguments[0])})::int8";
}
}
else
{
var left = getExp(exp.Object);
var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
switch (exp.Method.Name)
{
case "Add": return $"({left}+{args1})";
case "Subtract": return $"({left}-({args1}))";
case "Equals": return $"({left} = {args1})";
case "CompareTo": return $"({left}-({args1}))";
case "ToString": return $"({left})::varchar";
}
}
return null;
}
public override string ExpressionLambdaToSqlCallConvert(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);