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Add Sqlfunc.ToVarchar

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This commit is contained in:
skx
2020-05-25 18:27:16 +08:00
parent 98130e7692
commit a52aad2da9
4 changed files with 10 additions and 0 deletions
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6
Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
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@@ -401,5 +401,11 @@ namespace SqlSugar
{ {
return string.Format("CHARINDEX ({0},{1})", model.Args[0].MemberName, model.Args[1].MemberName); return string.Format("CHARINDEX ({0},{1})", model.Args[0].MemberName, model.Args[1].MemberName);
} }
public string ToVarchar(MethodCallExpressionModel model)
{
var parameter = model.Args[0];
return string.Format(" CAST({0} AS VARCHAR(MAX))", parameter.MemberName);
}
} }
} }

1
Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs
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@@ -34,6 +34,7 @@ namespace SqlSugar
string ToInt32(MethodCallExpressionModel model); string ToInt32(MethodCallExpressionModel model);
string ToInt64(MethodCallExpressionModel model); string ToInt64(MethodCallExpressionModel model);
string ToString(MethodCallExpressionModel model); string ToString(MethodCallExpressionModel model);
string ToVarchar(MethodCallExpressionModel model);
string ToGuid(MethodCallExpressionModel model); string ToGuid(MethodCallExpressionModel model);
string ToDouble(MethodCallExpressionModel model); string ToDouble(MethodCallExpressionModel model);
string ToBool(MethodCallExpressionModel model); string ToBool(MethodCallExpressionModel model);

1
Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs
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@@ -101,6 +101,7 @@ namespace SqlSugar
/// <returns></returns> /// <returns></returns>
public static TimeSpan ToTime(object value) { throw new NotSupportedException("Can only be used in expressions"); } public static TimeSpan ToTime(object value) { throw new NotSupportedException("Can only be used in expressions"); }
public static string ToString(object value) { return value.ObjToString(); } public static string ToString(object value) { return value.ObjToString(); }
public static string ToVarchar(object value) { return value.ObjToString(); }
public static decimal ToDecimal(object value) { return value.ObjToDecimal(); } public static decimal ToDecimal(object value) { return value.ObjToDecimal(); }
public static Guid ToGuid(object value) { return Guid.Parse(value.ObjToString()); } public static Guid ToGuid(object value) { return Guid.Parse(value.ObjToString()); }
public static double ToDouble(object value) { return value.ObjToMoney(); } public static double ToDouble(object value) { return value.ObjToMoney(); }

2
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MethodCallExpressionResolve.cs
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@@ -611,6 +611,8 @@ namespace SqlSugar
} }
Check.Exception(model.Args.Count > 1, "ToString (Format) is not supported, Use ToString().If time formatting can be used it.Date.Year+\"-\"+it.Data.Month+\"-\"+it.Date.Day "); Check.Exception(model.Args.Count > 1, "ToString (Format) is not supported, Use ToString().If time formatting can be used it.Date.Year+\"-\"+it.Data.Month+\"-\"+it.Date.Day ");
return this.Context.DbMehtods.ToString(model); return this.Context.DbMehtods.ToString(model);
case "ToVarchar":
return this.Context.DbMehtods.ToVarchar(model);
case "ToDecimal": case "ToDecimal":
return this.Context.DbMehtods.ToDecimal(model); return this.Context.DbMehtods.ToDecimal(model);
case "ToGuid": case "ToGuid":