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Update SqlServer GetStringJoinSelector

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This commit is contained in:
sunkaixuan
2025-04-24 17:47:53 +08:00
parent 405c736c98
commit 33a8f1b215
1 changed files with 10 additions and 1 deletions
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11
Src/Asp.NetCore2/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerExpressionContext.cs
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@@ -56,7 +56,16 @@ namespace SqlSugar
}
public override string GetStringJoinSelector(string result, string separator)
{
return $"stuff((SELECT cast(N'{separator}' as nvarchar(max)) + cast({result} as nvarchar(max))";
if (result.ObjToString().Trim().StartsWith("DISTINCT ", StringComparison.OrdinalIgnoreCase))
{
int index = result.IndexOf(result, StringComparison.Ordinal); // 找到去掉前缀空格后的位置
result= result.Substring(index + 9); // 9 是 "DISTINCT " 的长度
return $"stuff((SELECT DISTINCT cast(N'{separator}' as nvarchar(max)) + cast({result} as nvarchar(max))";
}
else
{
return $"stuff((SELECT cast(N'{separator}' as nvarchar(max)) + cast({result} as nvarchar(max))";
}
}
public override string DateValue(MethodCallExpressionModel model)
{