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- 修复 Xugu 表达式树函数有关解析；
This commit is contained in:
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parent
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@ -33,22 +33,25 @@ namespace FreeSql.Xugu
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{
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switch (exp.Type.NullableTypeOrThis().ToString())
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{
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case "System.Boolean": return $"(({getExp(operandExp)})::varchar not in ('0','false','f','no'))";
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case "System.Byte": return $"({getExp(operandExp)})::int2";
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case "System.Char": return $"substr(({getExp(operandExp)})::char, 1, 1)";
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case "System.DateTime": return ExpressionConstDateTime(operandExp) ?? $"({getExp(operandExp)})::timestamp";
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case "System.Decimal": return $"({getExp(operandExp)})::numeric";
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case "System.Double": return $"({getExp(operandExp)})::float8";
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case "System.Int16": return $"({getExp(operandExp)})::int2";
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case "System.Int32": return $"({getExp(operandExp)})::int4";
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case "System.Int64": return $"({getExp(operandExp)})::int8";
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case "System.SByte": return $"({getExp(operandExp)})::int2";
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case "System.Single": return $"({getExp(operandExp)})::float4";
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case "System.String": return $"({getExp(operandExp)})::text";
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case "System.UInt16": return $"({getExp(operandExp)})::int2";
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case "System.UInt32": return $"({getExp(operandExp)})::int4";
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case "System.UInt64": return $"({getExp(operandExp)})::int8";
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case "System.Guid": return $"({getExp(operandExp)})::uuid";
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case "System.Boolean": return $"(cast({getExp(operandExp)} as varchar) not in ('0','false'))";
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case "System.Byte": return $"cast({getExp(operandExp)} as tinyint)";
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case "System.Char": return $"substring(cast({getExp(operandExp)} as varchar),1,1)";
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case "System.DateTime": return ExpressionConstDateTime(operandExp) ?? $"cast({getExp(operandExp)} as datetime)";
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case "System.Decimal": return $"cast({getExp(operandExp)} as numeric(36,18))";
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case "System.Double": return $"cast({getExp(operandExp)} as numeric(32,16))";
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case "System.Int16": return $"cast({getExp(operandExp)} as smallint)";
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case "System.Int32": return $"cast({getExp(operandExp)} as int)";
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case "System.Int64": return $"cast({getExp(operandExp)} as bigint)";
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case "System.SByte": return $"cast({getExp(operandExp)} as tinyint)";
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case "System.Single": return $"cast({getExp(operandExp)} as numeric(14,7))";
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case "System.String":
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return gentype == typeof(Guid) ?
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$"cast({getExp(operandExp)} as char(36))" :
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$"cast({getExp(operandExp)} as {(gentype.IsNumberType() || gentype.IsEnum ? "varchar(100)" : "text")})";
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case "System.UInt16": return $"cast({getExp(operandExp)} as smallint)";
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case "System.UInt32": return $"cast({getExp(operandExp)} as int)";
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case "System.UInt64": return $"cast({getExp(operandExp)} as numeric(20,0))";
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case "System.Guid": return $"cast({getExp(operandExp)} as char(36))";
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}
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}
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break;
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@ -61,27 +64,27 @@ namespace FreeSql.Xugu
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case "TryParse":
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switch (callExp.Method.DeclaringType.NullableTypeOrThis().ToString())
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{
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case "System.Boolean": return $"(({getExp(callExp.Arguments[0])})::varchar not in ('0','false','f','no'))";
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case "System.Byte": return $"({getExp(callExp.Arguments[0])})::int2";
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case "System.Char": return $"substr(({getExp(callExp.Arguments[0])})::char, 1, 1)";
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case "System.DateTime": return ExpressionConstDateTime(callExp.Arguments[0]) ?? $"({getExp(callExp.Arguments[0])})::timestamp";
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case "System.Decimal": return $"({getExp(callExp.Arguments[0])})::numeric";
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case "System.Double": return $"({getExp(callExp.Arguments[0])})::float8";
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case "System.Int16": return $"({getExp(callExp.Arguments[0])})::int2";
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case "System.Int32": return $"({getExp(callExp.Arguments[0])})::int4";
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case "System.Int64": return $"({getExp(callExp.Arguments[0])})::int8";
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case "System.SByte": return $"({getExp(callExp.Arguments[0])})::int2";
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case "System.Single": return $"({getExp(callExp.Arguments[0])})::float4";
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case "System.UInt16": return $"({getExp(callExp.Arguments[0])})::int2";
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case "System.UInt32": return $"({getExp(callExp.Arguments[0])})::int4";
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case "System.UInt64": return $"({getExp(callExp.Arguments[0])})::int8";
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case "System.Guid": return $"({getExp(callExp.Arguments[0])})::uuid";
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case "System.Boolean": return $"(cast({getExp(callExp.Arguments[0])} as varchar) not in ('0','false'))";
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case "System.Byte": return $"cast({getExp(callExp.Arguments[0])} as tinyint)";
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case "System.Char": return $"substring(cast({getExp(callExp.Arguments[0])} as varchar),1,1)";
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case "System.DateTime": return ExpressionConstDateTime(callExp.Arguments[0]) ?? $"cast({getExp(callExp.Arguments[0])} as datetime)";
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case "System.Decimal": return $"cast({getExp(callExp.Arguments[0])} as numeric(36,18))";
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case "System.Double": return $"cast({getExp(callExp.Arguments[0])} as numeric(32,16))";
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case "System.Int16": return $"cast({getExp(callExp.Arguments[0])} as smallint)";
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case "System.Int32": return $"cast({getExp(callExp.Arguments[0])} as int)";
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case "System.Int64": return $"cast({getExp(callExp.Arguments[0])} as bigint)";
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case "System.SByte": return $"cast({getExp(callExp.Arguments[0])} as tinyint)";
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case "System.Single": return $"cast({getExp(callExp.Arguments[0])} as numeric(14,7))";
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case "System.UInt16": return $"cast({getExp(callExp.Arguments[0])} as smallint)";
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case "System.UInt32": return $"cast({getExp(callExp.Arguments[0])} as int)";
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case "System.UInt64": return $"cast({getExp(callExp.Arguments[0])} as numeric(20,0))";
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case "System.Guid": return $"cast({getExp(callExp.Arguments[0])} as char(36))";
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}
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break;
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case "NewGuid":
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return null;
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case "Next":
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if (callExp.Object?.Type == typeof(Random)) return "(random()*1000000000)::int4";
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if (callExp.Object?.Type == typeof(Random)) return "cast(random()*1000000000 as int)";
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return null;
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case "NextDouble":
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if (callExp.Object?.Type == typeof(Random)) return "random()";
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@ -100,7 +103,7 @@ namespace FreeSql.Xugu
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tsc.SetMapColumnTmp(null).SetMapTypeReturnOld(oldMapType);
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return enumStr;
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}
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return callExp.Arguments.Count == 0 ? $"({getExp(callExp.Object)})::text" : null;
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return callExp.Arguments.Count == 0 ? $"cast({getExp(callExp.Object)} as text)" : null;
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}
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return null;
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}
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@ -129,97 +132,21 @@ namespace FreeSql.Xugu
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if (objType == null) objType = callExp.Method.DeclaringType;
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if (objType != null || objType.IsArrayOrList())
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{
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string left = null;
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switch (objType.FullName)
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{
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case "Newtonsoft.Json.Linq.JToken":
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case "Newtonsoft.Json.Linq.JObject":
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case "Newtonsoft.Json.Linq.JArray":
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left = objExp == null ? null : getExp(objExp);
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switch (callExp.Method.Name)
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{
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case "get_Item": return $"{left}->{getExp(callExp.Arguments[argIndex])}";
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case "Any": return $"(jsonb_array_length(coalesce({left},'[]')) > 0)";
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case "Contains":
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var json = getExp(callExp.Arguments[argIndex]);
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if (objType == typeof(JArray))
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return $"(coalesce({left},'[]') ? ({json})::text)";
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if (json.StartsWith("'") && json.EndsWith("'"))
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return $"(coalesce({left},'{{}}') @> {_common.FormatSql("{0}", JToken.Parse(json.Trim('\'')))})";
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return $"(coalesce({left},'{{}}') @> ({json})::jsonb)";
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case "ContainsKey": return $"(coalesce({left},'{{}}') ? {getExp(callExp.Arguments[argIndex])})";
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case "Concat":
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var right2 = getExp(callExp.Arguments[argIndex]);
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return $"(coalesce({left},'{{}}') || {right2})";
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case "LongCount":
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case "Count": return $"jsonb_array_length(coalesce({left},'[]'))";
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case "Parse":
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var json2 = getExp(callExp.Arguments[argIndex]);
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if (json2.StartsWith("'") && json2.EndsWith("'")) return _common.FormatSql("{0}", JToken.Parse(json2.Trim('\'')));
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return $"({json2})::jsonb";
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}
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break;
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}
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if (objType == typeof(Dictionary<string, string>))
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{
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left = objExp == null ? null : getExp(objExp);
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switch (callExp.Method.Name)
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{
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case "get_Item": return $"{left}->{getExp(callExp.Arguments[argIndex])}";
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case "Contains":
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var right = getExp(callExp.Arguments[argIndex]);
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return $"({left} @> ({right}))";
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case "ContainsKey": return $"({left} ? {getExp(callExp.Arguments[argIndex])})";
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case "Concat": return $"({left} || {getExp(callExp.Arguments[argIndex])})";
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case "GetLength":
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case "GetLongLength":
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case "Count": return $"case when {left} is null then 0 else array_length(akeys({left}),1) end";
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case "Keys": return $"akeys({left})";
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case "Values": return $"avals({left})";
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}
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}
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switch (callExp.Method.Name)
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{
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case "Any":
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left = objExp == null ? null : getExp(objExp);
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if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
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return $"(case when {left} is null then 0 else array_length({left},1) end > 0)";
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case "Contains":
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if (argIndex >= callExp.Arguments.Count) break;
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tsc.SetMapColumnTmp(null);
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var args1 = getExp(callExp.Arguments[argIndex]);
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var oldMapType = tsc.SetMapTypeReturnOld(tsc.mapTypeTmp);
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var oldDbParams = objExp?.NodeType == ExpressionType.MemberAccess ? tsc.SetDbParamsReturnOld(null) : null; //#900 UseGenerateCommandParameterWithLambda(true) 子查询 bug、以及 #1173 参数化 bug
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tsc.isNotSetMapColumnTmp = true;
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left = objExp == null ? null : getExp(objExp);
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var left = objExp == null ? null : getExp(objExp);
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tsc.isNotSetMapColumnTmp = false;
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tsc.SetMapColumnTmp(null).SetMapTypeReturnOld(oldMapType);
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if (oldDbParams != null) tsc.SetDbParamsReturnOld(oldDbParams);
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//判断 in 或 array @> array
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if (left.StartsWith("array[") || left.EndsWith("]"))
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return $"({args1}) in ({left.Substring(6, left.Length - 7)})";
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if (left.StartsWith("(") || left.EndsWith(")")) //在各大 Provider AdoProvider 中已约定，500元素分割, 3空格\r\n4空格
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return $"(({args1}) in {left.Replace(", \r\n \r\n", $") \r\n OR ({args1}) in (")})";
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if (args1.StartsWith("(") || args1.EndsWith(")")) args1 = $"array[{args1.TrimStart('(').TrimEnd(')')}]";
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args1 = $"array[{args1}]";
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if (objExp != null)
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switch (callExp.Method.Name)
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{
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var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
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if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
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}
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return $"({left} @> {args1})";
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case "Concat":
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left = objExp == null ? null : getExp(objExp);
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if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
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var right2 = getExp(callExp.Arguments[argIndex]);
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if (right2.StartsWith("(") || right2.EndsWith(")")) right2 = $"array[{right2.TrimStart('(').TrimEnd(')')}]";
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return $"({left} || {right2})";
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case "GetLength":
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case "GetLongLength":
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case "Length":
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case "Count":
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left = objExp == null ? null : getExp(objExp);
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if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
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return $"case when {left} is null then 0 else array_length({left},1) end";
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case "Contains":
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//判断 in //在各大 Provider AdoProvider 中已约定，500元素分割, 3空格\r\n4空格
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return $"(({args1}) in {left.Replace(", \r\n \r\n", $") \r\n OR ({args1}) in (")})";
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}
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}
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break;
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@ -324,27 +251,27 @@ namespace FreeSql.Xugu
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{
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case "Now": return _common.Now;
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case "UtcNow": return _common.NowUtc;
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case "Today": return "current_date";
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case "MinValue": return "'0001/1/1 0:00:00'::timestamp";
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case "MaxValue": return "'9999/12/31 23:59:59'::timestamp";
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case "Today": return "convert(char(10),getdate(),120)";
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case "MinValue": return "'1753/1/1 0:00:00'";
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case "MaxValue": return "'9999/12/31 23:59:59'";
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}
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return null;
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}
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var left = ExpressionLambdaToSql(exp.Expression, tsc);
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switch (exp.Member.Name)
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{
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case "Date": return $"({left})::date";
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case "TimeOfDay": return $"(extract(epoch from ({left})::time)*1000000)";
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case "DayOfWeek": return $"extract(dow from ({left})::timestamp)";
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case "Day": return $"extract(day from ({left})::timestamp)";
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case "DayOfYear": return $"extract(doy from ({left})::timestamp)";
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case "Month": return $"extract(month from ({left})::timestamp)";
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case "Year": return $"extract(year from ({left})::timestamp)";
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case "Hour": return $"extract(hour from ({left})::timestamp)";
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case "Minute": return $"extract(minute from ({left})::timestamp)";
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case "Second": return $"extract(second from ({left})::timestamp)";
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case "Millisecond": return $"(extract(milliseconds from ({left})::timestamp)-extract(second from ({left})::timestamp)*1000)";
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case "Ticks": return $"(extract(epoch from ({left})::timestamp)*10000000+621355968000000000)";
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case "Date": return $"convert(char(10),{left},120)";
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case "TimeOfDay": return $"datediff(second, convert(char(10),{left},120), {left})";
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case "DayOfWeek": return $"(datepart(weekday, {left})-1)";
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case "Day": return $"datepart(day, {left})";
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case "DayOfYear": return $"datepart(dayofyear, {left})";
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case "Month": return $"datepart(month, {left})";
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case "Year": return $"datepart(year, {left})";
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case "Hour": return $"datepart(hour, {left})";
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case "Minute": return $"datepart(minute, {left})";
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case "Second": return $"datepart(second, {left})";
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case "Millisecond": return $"(datepart(millisecond, {left})/1000)";
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case "Ticks": return $"(cast(datediff(second, '1970-1-1', {left}) as bigint)*10000000+621355968000000000)";
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}
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return null;
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}
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@ -363,17 +290,17 @@ namespace FreeSql.Xugu
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var left = ExpressionLambdaToSql(exp.Expression, tsc);
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switch (exp.Member.Name)
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{
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case "Days": return $"floor(({left})/{(long)1000000 * 60 * 60 * 24})";
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case "Hours": return $"floor(({left})/{(long)1000000 * 60 * 60}%24)";
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case "Milliseconds": return $"(floor(({left})/1000)::int8%1000)";
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case "Minutes": return $"(floor(({left})/{(long)1000000 * 60})::int8%60)";
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case "Seconds": return $"(floor(({left})/1000000)::int8%60)";
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case "Ticks": return $"(({left})*10)";
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case "TotalDays": return $"(({left})/{(long)1000000 * 60 * 60 * 24})";
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case "TotalHours": return $"(({left})/{(long)1000000 * 60 * 60})";
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case "TotalMilliseconds": return $"(({left})/1000)";
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case "TotalMinutes": return $"(({left})/{(long)1000000 * 60})";
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case "TotalSeconds": return $"(({left})/1000000)";
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case "Days": return $"floor(({left})/{60 * 60 * 24})";
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case "Hours": return $"floor(({left})/{60 * 60}%24)";
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case "Milliseconds": return $"(cast({left} as bigint)*1000)";
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case "Minutes": return $"floor(({left})/60%60)";
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case "Seconds": return $"(({left})%60)";
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case "Ticks": return $"(cast({left} as bigint)*10000000)";
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case "TotalDays": return $"(({left})/{60 * 60 * 24})";
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case "TotalHours": return $"(({left})/{60 * 60})";
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case "TotalMilliseconds": return $"(cast({left} as bigint)*1000)";
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case "TotalMinutes": return $"(({left})/60)";
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case "TotalSeconds": return $"({left})";
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}
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return null;
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}
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@ -403,7 +330,7 @@ namespace FreeSql.Xugu
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{
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var atype = (a as UnaryExpression)?.Operand.Type.NullableTypeOrThis() ?? a.Type.NullableTypeOrThis();
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if (atype == typeof(string)) return $"'||{_common.IsNull(ExpressionLambdaToSql(a, tsc), "''")}||'";
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return $"'||{_common.IsNull($"({ExpressionLambdaToSql(a, tsc)})::text", "''")}||'";
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return $"'||{_common.IsNull($"cast({ExpressionLambdaToSql(a, tsc)} text)", "''")}||'";
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}).ToArray();
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return string.Format(ExpressionLambdaToSql(exp.Arguments[0], tsc), expArgs);
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case "Join":
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@ -444,10 +371,10 @@ namespace FreeSql.Xugu
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if (exp.Arguments[1].Type == typeof(bool) ||
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exp.Arguments[1].Type == typeof(StringComparison)) likeOpt = "ILIKE";
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}
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if (exp.Method.Name == "StartsWith") return $"({left}) {likeOpt} {(args0Value.EndsWith("'") ? args0Value.Insert(args0Value.Length - 1, "%") : $"(({args0Value})::text || '%')")}";
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if (exp.Method.Name == "EndsWith") return $"({left}) {likeOpt} {(args0Value.StartsWith("'") ? args0Value.Insert(1, "%") : $"('%' || ({args0Value})::text)")}";
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if (exp.Method.Name == "StartsWith") return $"({left}) {likeOpt} {(args0Value.EndsWith("'") ? args0Value.Insert(args0Value.Length - 1, "%") : $"(cast({args0Value} as text) || '%')")}";
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if (exp.Method.Name == "EndsWith") return $"({left}) {likeOpt} {(args0Value.StartsWith("'") ? args0Value.Insert(1, "%") : $"('%' || cast({args0Value} as text))")}";
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if (args0Value.StartsWith("'") && args0Value.EndsWith("'")) return $"({left}) {likeOpt} {args0Value.Insert(1, "%").Insert(args0Value.Length, "%")}";
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return $"({left}) {likeOpt} ('%' || ({args0Value})::text || '%')";
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return $"({left}) {likeOpt} ('%' || cast({args0Value} as text) || '%')";
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case "ToLower": return $"lower({left})";
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case "ToUpper": return $"upper({left})";
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case "Substring":
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@ -495,7 +422,7 @@ namespace FreeSql.Xugu
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return left;
|
||||
case "Replace": return $"replace({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
|
||||
case "CompareTo": return $"case when {left} = {getExp(exp.Arguments[0])} then 0 when {left} > {getExp(exp.Arguments[0])} then 1 else -1 end";
|
||||
case "Equals": return $"({left} = ({getExp(exp.Arguments[0])})::text)";
|
||||
case "Equals": return $"({left} = cast({getExp(exp.Arguments[0])} text))";
|
||||
}
|
||||
}
|
||||
return null;
|
||||
@ -535,18 +462,18 @@ namespace FreeSql.Xugu
|
||||
{
|
||||
switch (exp.Method.Name)
|
||||
{
|
||||
case "Compare": return $"extract(epoch from ({getExp(exp.Arguments[0])})::timestamp-({getExp(exp.Arguments[1])})::timestamp)";
|
||||
case "DaysInMonth": return $"extract(day from ({getExp(exp.Arguments[0])} || '-' || {getExp(exp.Arguments[1])} || '-01')::timestamp+'1 month'::interval-'1 day'::interval)";
|
||||
case "Equals": return $"(({getExp(exp.Arguments[0])})::timestamp = ({getExp(exp.Arguments[1])})::timestamp)";
|
||||
case "Compare": return $"({getExp(exp.Arguments[0])} - ({getExp(exp.Arguments[1])}))";
|
||||
case "DaysInMonth": return $"datepart(day, dateadd(day, -1, dateadd(month, 1, cast({getExp(exp.Arguments[0])} as varchar(100)) + '-' + cast({getExp(exp.Arguments[1])} as varchar(100)) + '-1')))";
|
||||
case "Equals": return $"({getExp(exp.Arguments[0])} = {getExp(exp.Arguments[1])})";
|
||||
|
||||
case "IsLeapYear":
|
||||
var isLeapYearArgs1 = getExp(exp.Arguments[0]);
|
||||
return $"(({isLeapYearArgs1})::int8%4=0 AND ({isLeapYearArgs1})::int8%100<>0 OR ({isLeapYearArgs1})::int8%400=0)";
|
||||
return $"(({isLeapYearArgs1})%4=0 AND ({isLeapYearArgs1})%100<>0 OR ({isLeapYearArgs1})%400=0)";
|
||||
|
||||
case "Parse": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"({getExp(exp.Arguments[0])})::timestamp";
|
||||
case "Parse": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"cast({getExp(exp.Arguments[0])} as datetime)";
|
||||
case "ParseExact":
|
||||
case "TryParse":
|
||||
case "TryParseExact": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"({getExp(exp.Arguments[0])})::timestamp";
|
||||
case "TryParseExact": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"cast({getExp(exp.Arguments[0])} as datetime)";
|
||||
}
|
||||
}
|
||||
else
|
||||
@ -555,81 +482,70 @@ namespace FreeSql.Xugu
|
||||
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)";
|
||||
case "AddMinutes": return $"(({left})::timestamp+(({args1})||' minute')::interval)";
|
||||
case "AddMonths": return $"(({left})::timestamp+(({args1})||' month')::interval)";
|
||||
case "AddSeconds": return $"(({left})::timestamp+(({args1})||' second')::interval)";
|
||||
case "AddTicks": return $"(({left})::timestamp+(({args1})/10||' microseconds')::interval)";
|
||||
case "AddYears": return $"(({left})::timestamp+(({args1})||' year')::interval)";
|
||||
case "Add": return $"dateadd(second, {args1}, {left})";
|
||||
case "AddDays": return $"dateadd(day, {args1}, {left})";
|
||||
case "AddHours": return $"dateadd(hour, {args1}, {left})";
|
||||
case "AddMilliseconds": return $"dateadd(second, ({args1})/1000, {left})";
|
||||
case "AddMinutes": return $"dateadd(minute, {args1}, {left})";
|
||||
case "AddMonths": return $"dateadd(month, {args1}, {left})";
|
||||
case "AddSeconds": return $"dateadd(second, {args1}, {left})";
|
||||
case "AddTicks": return $"dateadd(second, ({args1})/10000000, {left})";
|
||||
case "AddYears": return $"dateadd(year, {args1}, {left})";
|
||||
case "Subtract":
|
||||
switch ((exp.Arguments[0].Type.IsNullableType() ? exp.Arguments[0].Type.GetGenericArguments().FirstOrDefault() : exp.Arguments[0].Type).FullName)
|
||||
{
|
||||
case "System.DateTime": return $"(extract(epoch from ({left})::timestamp-({args1})::timestamp)*1000000)";
|
||||
case "System.TimeSpan": return $"(({left})::timestamp-((({args1})/1000)||' milliseconds')::interval)";
|
||||
case "System.DateTime": return $"datediff(second, {args1}, {left})";
|
||||
case "System.TimeSpan": return $"dateadd(second, ({args1})*-1, {left})";
|
||||
}
|
||||
break;
|
||||
case "Equals": return $"({left} = ({args1})::timestamp)";
|
||||
case "CompareTo": return $"extract(epoch from ({left})::timestamp-({args1})::timestamp)";
|
||||
case "Equals": return $"({left} = {args1})";
|
||||
case "CompareTo": return $"datediff(second,{args1},{left})";
|
||||
case "ToString":
|
||||
if (left.EndsWith("::timestamp") == false) left = $"({left})::timestamp";
|
||||
if (exp.Arguments.Count == 0) return $"to_char({left},'YYYY-MM-DD HH24:MI:SS.US')";
|
||||
switch (args1)
|
||||
if (left.EndsWith(" as datetime)") == false) left = $"cast({left} as datetime)";
|
||||
if (exp.Arguments.Count == 0) return $"convert(varchar, {left}, 121)";
|
||||
switch (args1.TrimStart('N'))
|
||||
{
|
||||
case "'yyyy-MM-dd HH:mm:ss'": return $"to_char({left},'YYYY-MM-DD HH24:MI:SS')";
|
||||
case "'yyyy-MM-dd HH:mm'": return $"to_char({left},'YYYY-MM-DD HH24:MI')";
|
||||
case "'yyyy-MM-dd HH'": return $"to_char({left},'YYYY-MM-DD HH24')";
|
||||
case "'yyyy-MM-dd'": return $"to_char({left},'YYYY-MM-DD')";
|
||||
case "'yyyy-MM'": return $"to_char({left},'YYYY-MM')";
|
||||
case "'yyyyMMddHHmmss'": return $"to_char({left},'YYYYMMDDHH24MISS')";
|
||||
case "'yyyyMMddHHmm'": return $"to_char({left},'YYYYMMDDHH24MI')";
|
||||
case "'yyyyMMddHH'": return $"to_char({left},'YYYYMMDDHH24')";
|
||||
case "'yyyyMMdd'": return $"to_char({left},'YYYYMMDD')";
|
||||
case "'yyyyMM'": return $"to_char({left},'YYYYMM')";
|
||||
case "'yyyy'": return $"to_char({left},'YYYY')";
|
||||
case "'HH:mm:ss'": return $"to_char({left},'HH24:MI:SS')";
|
||||
case "'yyyy-MM-dd HH:mm:ss'": return $"convert(char(19), {left}, 120)";
|
||||
case "'yyyy-MM-dd HH:mm'": return $"substring(convert(char(19), {left}, 120), 1, 16)";
|
||||
case "'yyyy-MM-dd HH'": return $"substring(convert(char(19), {left}, 120), 1, 13)";
|
||||
case "'yyyy-MM-dd'": return $"convert(char(10), {left}, 23)";
|
||||
case "'yyyy-MM'": return $"substring(convert(char(10), {left}, 23), 1, 7)";
|
||||
case "'yyyyMMdd'": return $"convert(char(8), {left}, 112)";
|
||||
case "'yyyyMM'": return $"substring(convert(char(8), {left}, 112), 1, 6)";
|
||||
case "'yyyy'": return $"substring(convert(char(8), {left}, 112), 1, 4)";
|
||||
case "'HH:mm:ss'": return $"convert(char(8), {left}, 24)";
|
||||
}
|
||||
args1 = Regex.Replace(args1, "(yyyy|yy|MM|dd|HH|hh|mm|ss|tt)", m =>
|
||||
var isMatched = false;
|
||||
var nchar = args1.StartsWith("N'") ? "N" : "";
|
||||
args1 = Regex.Replace(args1, "(yyyy|yy|MM|M|dd|d|HH|H|hh|h|mm|m|ss|s|tt|t)", m =>
|
||||
{
|
||||
isMatched = true;
|
||||
switch (m.Groups[1].Value)
|
||||
{
|
||||
case "yyyy": return $"YYYY";
|
||||
case "yy": return $"YY";
|
||||
case "MM": return $"%_a1";
|
||||
case "dd": return $"%_a2";
|
||||
case "HH": return $"%_a3";
|
||||
case "hh": return $"%_a4";
|
||||
case "mm": return $"%_a5";
|
||||
case "ss": return $"SS";
|
||||
case "tt": return $"%_a6";
|
||||
case "yyyy": return $"' + substring(convert(char(8), {left}, 112), 1, 4) + {nchar}'";
|
||||
case "yy": return $"' + substring(convert(char(6), {left}, 12), 1, 2) + {nchar}'";
|
||||
case "MM": return $"' + substring(convert(char(6), {left}, 12), 3, 2) + {nchar}'";
|
||||
case "M": return $"' + case when substring(convert(char(6), {left}, 12), 3, 1) = '0' then substring(convert(char(6), {left}, 12), 4, 1) else substring(convert(char(6), {left}, 12), 3, 2) end + {nchar}'";
|
||||
case "dd": return $"' + substring(convert(char(6), {left}, 12), 5, 2) + {nchar}'";
|
||||
case "d": return $"' + case when substring(convert(char(6), {left}, 12), 5, 1) = '0' then substring(convert(char(6), {left}, 12), 6, 1) else substring(convert(char(6), {left}, 12), 5, 2) end + {nchar}'";
|
||||
case "HH": return $"' + substring(convert(char(8), {left}, 24), 1, 2) + {nchar}'";
|
||||
case "H": return $"' + case when substring(convert(char(8), {left}, 24), 1, 1) = '0' then substring(convert(char(8), {left}, 24), 2, 1) else substring(convert(char(8), {left}, 24), 1, 2) end + {nchar}'";
|
||||
case "hh":
|
||||
return $"' + case cast(case when substring(convert(char(8), {left}, 24), 1, 1) = '0' then substring(convert(char(8), {left}, 24), 2, 1) else substring(convert(char(8), {left}, 24), 1, 2) end as int) % 12" +
|
||||
$"when 0 then '12' when 1 then '01' when 2 then '02' when 3 then '03' when 4 then '04' when 5 then '05' when 6 then '06' when 7 then '07' when 8 then '08' when 9 then '09' when 10 then '10' when 11 then '11' end + {nchar}'";
|
||||
case "h":
|
||||
return $"' + case cast(case when substring(convert(char(8), {left}, 24), 1, 1) = '0' then substring(convert(char(8), {left}, 24), 2, 1) else substring(convert(char(8), {left}, 24), 1, 2) end as int) % 12" +
|
||||
$"when 0 then '12' when 1 then '1' when 2 then '2' when 3 then '3' when 4 then '4' when 5 then '5' when 6 then '6' when 7 then '7' when 8 then '8' when 9 then '9' when 10 then '10' when 11 then '11' end + {nchar}'";
|
||||
case "mm": return $"' + substring(convert(char(8), {left}, 24), 4, 2) + {nchar}'";
|
||||
case "m": return $"' + case when substring(convert(char(8), {left}, 24), 4, 1) = '0' then substring(convert(char(8), {left}, 24), 5, 1) else substring(convert(char(8), {left}, 24), 4, 2) end + {nchar}'";
|
||||
case "ss": return $"' + substring(convert(char(8), {left}, 24), 7, 2) + {nchar}'";
|
||||
case "s": return $"' + case when substring(convert(char(8), {left}, 24), 7, 1) = '0' then substring(convert(char(8), {left}, 24), 8, 1) else substring(convert(char(8), {left}, 24), 7, 2) end + {nchar}'";
|
||||
case "tt": return $"' + case when cast(case when substring(convert(char(8), {left}, 24), 1, 1) = '0' then substring(convert(char(8), {left}, 24), 2, 1) else substring(convert(char(8), {left}, 24), 1, 2) end as int) >= 12 then 'PM' else 'AM' end + {nchar}'";
|
||||
case "t": return $"' + case when cast(case when substring(convert(char(8), {left}, 24), 1, 1) = '0' then substring(convert(char(8), {left}, 24), 2, 1) else substring(convert(char(8), {left}, 24), 1, 2) end as int) >= 12 then 'P' else 'A' end + {nchar}'";
|
||||
}
|
||||
return m.Groups[0].Value;
|
||||
});
|
||||
var argsFinds = new[] { "YYYY", "YY", "%_a1", "%_a2", "%_a3", "%_a4", "%_a5", "SS", "%_a6" };
|
||||
var argsSpts = Regex.Split(args1, "(M|d|H|h|m|s|t)");
|
||||
for (var a = 0; a < argsSpts.Length; a++)
|
||||
{
|
||||
switch (argsSpts[a])
|
||||
{
|
||||
case "M": argsSpts[a] = $"ltrim(to_char({left},'MM'),'0')"; break;
|
||||
case "d": argsSpts[a] = $"case when substr(to_char({left},'DD'),1,1) = '0' then substr(to_char({left},'DD'),2,1) else to_char({left},'DD') end"; break;
|
||||
case "H": argsSpts[a] = $"case when substr(to_char({left},'HH24'),1,1) = '0' then substr(to_char({left},'HH24'),2,1) else to_char({left},'HH24') end"; break;
|
||||
case "h": argsSpts[a] = $"case when substr(to_char({left},'HH12'),1,1) = '0' then substr(to_char({left},'HH12'),2,1) else to_char({left},'HH12') end"; break;
|
||||
case "m": argsSpts[a] = $"case when substr(to_char({left},'MI'),1,1) = '0' then substr(to_char({left},'MI'),2,1) else to_char({left},'MI') end"; break;
|
||||
case "s": argsSpts[a] = $"case when substr(to_char({left},'SS'),1,1) = '0' then substr(to_char({left},'SS'),2,1) else to_char({left},'SS') end"; break;
|
||||
case "t": argsSpts[a] = $"rtrim(to_char({left},'AM'),'M')"; break;
|
||||
default:
|
||||
var argsSptsA = argsSpts[a];
|
||||
if (argsSptsA.StartsWith("'")) argsSptsA = argsSptsA.Substring(1);
|
||||
if (argsSptsA.EndsWith("'")) argsSptsA = argsSptsA.Remove(argsSptsA.Length - 1);
|
||||
argsSpts[a] = argsFinds.Any(m => argsSptsA.Contains(m)) ? $"to_char({left},'{argsSptsA}')" : $"'{argsSptsA}'";
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (argsSpts.Length > 0) args1 = $"({string.Join(" || ", argsSpts.Where(a => a != "''"))})";
|
||||
return args1.Replace("%_a1", "MM").Replace("%_a2", "DD").Replace("%_a3", "HH24").Replace("%_a4", "HH12").Replace("%_a5", "MI").Replace("%_a6", "AM");
|
||||
return isMatched == false ? args1 : $"({args1})";
|
||||
}
|
||||
}
|
||||
return null;
|
||||
@ -643,16 +559,16 @@ namespace FreeSql.Xugu
|
||||
{
|
||||
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 "FromDays": return $"(({getExp(exp.Arguments[0])})*{60 * 60 * 24})";
|
||||
case "FromHours": return $"(({getExp(exp.Arguments[0])})*{60 * 60})";
|
||||
case "FromMilliseconds": return $"(({getExp(exp.Arguments[0])})/1000)";
|
||||
case "FromMinutes": return $"(({getExp(exp.Arguments[0])})*60)";
|
||||
case "FromSeconds": return $"({getExp(exp.Arguments[0])})";
|
||||
case "FromTicks": return $"(({getExp(exp.Arguments[0])})/10000000)";
|
||||
case "Parse": return $"cast({getExp(exp.Arguments[0])} as bigint)";
|
||||
case "ParseExact":
|
||||
case "TryParse":
|
||||
case "TryParseExact": return $"({getExp(exp.Arguments[0])})::int8";
|
||||
case "TryParseExact": return $"cast({getExp(exp.Arguments[0])} as bigint)";
|
||||
}
|
||||
}
|
||||
else
|
||||
@ -665,7 +581,7 @@ namespace FreeSql.Xugu
|
||||
case "Subtract": return $"({left}-({args1}))";
|
||||
case "Equals": return $"({left} = {args1})";
|
||||
case "CompareTo": return $"({left}-({args1}))";
|
||||
case "ToString": return $"({left})::varchar";
|
||||
case "ToString": return $"cast({left} as varchar(100))";
|
||||
}
|
||||
}
|
||||
return null;
|
||||
@ -677,21 +593,25 @@ namespace FreeSql.Xugu
|
||||
{
|
||||
switch (exp.Method.Name)
|
||||
{
|
||||
case "ToBoolean": return $"(({getExp(exp.Arguments[0])})::varchar not in ('0','false','f','no'))";
|
||||
case "ToByte": return $"({getExp(exp.Arguments[0])})::int2";
|
||||
case "ToChar": return $"substr(({getExp(exp.Arguments[0])})::char, 1, 1)";
|
||||
case "ToDateTime": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"({getExp(exp.Arguments[0])})::timestamp";
|
||||
case "ToDecimal": return $"({getExp(exp.Arguments[0])})::numeric";
|
||||
case "ToDouble": return $"({getExp(exp.Arguments[0])})::float8";
|
||||
case "ToInt16": return $"({getExp(exp.Arguments[0])})::int2";
|
||||
case "ToInt32": return $"({getExp(exp.Arguments[0])})::int4";
|
||||
case "ToInt64": return $"({getExp(exp.Arguments[0])})::int8";
|
||||
case "ToSByte": return $"({getExp(exp.Arguments[0])})::int2";
|
||||
case "ToSingle": return $"({getExp(exp.Arguments[0])})::float4";
|
||||
case "ToString": return $"({getExp(exp.Arguments[0])})::text";
|
||||
case "ToUInt16": return $"({getExp(exp.Arguments[0])})::int2";
|
||||
case "ToUInt32": return $"({getExp(exp.Arguments[0])})::int4";
|
||||
case "ToUInt64": return $"({getExp(exp.Arguments[0])})::int8";
|
||||
case "ToBoolean": return $"(cast({getExp(exp.Arguments[0])} as varchar) not in ('0','false'))";
|
||||
case "ToByte": return $"cast({getExp(exp.Arguments[0])} as tinyint)";
|
||||
case "ToChar": return $"substring(cast({getExp(exp.Arguments[0])} as varchar),1,1)";
|
||||
case "ToDateTime": return ExpressionConstDateTime(exp.Arguments[0]) ?? $"cast({getExp(exp.Arguments[0])} as datetime)";
|
||||
case "ToDecimal": return $"cast({getExp(exp.Arguments[0])} as numeric(36,18))";
|
||||
case "ToDouble": return $"cast({getExp(exp.Arguments[0])} as numeric(32,16))";
|
||||
case "ToInt16": return $"cast({getExp(exp.Arguments[0])} as smallint)";
|
||||
case "ToInt32": return $"cast({getExp(exp.Arguments[0])} as int)";
|
||||
case "ToInt64": return $"cast({getExp(exp.Arguments[0])} as bigint)";
|
||||
case "ToSByte": return $"cast({getExp(exp.Arguments[0])} as tinyint)";
|
||||
case "ToSingle": return $"cast({getExp(exp.Arguments[0])} as numeric(14,7))";
|
||||
case "ToString":
|
||||
var gentype = exp.Arguments[0].Type.NullableTypeOrThis();
|
||||
return gentype == typeof(Guid) ?
|
||||
$"cast({getExp(exp.Arguments[0])} as char(36))" :
|
||||
$"cast({getExp(exp.Arguments[0])} as {(gentype.IsNumberType() || gentype.IsEnum ? "varchar(100)" : "text")})";
|
||||
case "ToUInt16": return $"cast({getExp(exp.Arguments[0])} as smallint)";
|
||||
case "ToUInt32": return $"cast({getExp(exp.Arguments[0])} as int)";
|
||||
case "ToUInt64": return $"cast({getExp(exp.Arguments[0])} as numeric(20,0))";
|
||||
}
|
||||
}
|
||||
return null;
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user