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Oracle support datediff

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sunkaixuan
2022-03-22 23:02:43 +08:00
parent d9e8f79108
commit af39446253
2 changed files with 35 additions and 0 deletions
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27
Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleExpressionContext.cs
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@@ -53,6 +53,33 @@ namespace SqlSugar
}
public partial class OracleMethod : DefaultDbMethod, IDbMethods
{
public override string DateDiff(MethodCallExpressionModel model)
{
var parameter = (DateType)(Enum.Parse(typeof(DateType), model.Args[0].MemberValue.ObjToString()));
var begin = model.Args[1].MemberName;
var end = model.Args[2].MemberName;
switch (parameter)
{
case DateType.Year:
return $" ( cast((months_between( {end} , {begin}))/12 as number(9,0) ) )";
case DateType.Month:
return $" ( cast((months_between( {end} , {begin})) as number(9,0) ) )";
case DateType.Day:
return $" ( ROUND(TO_NUMBER({end} - {begin})) )";
case DateType.Hour:
return $" ( ROUND(TO_NUMBER({end} - {begin}) * 24) )";
case DateType.Minute:
return $" ( ROUND(TO_NUMBER({end} - {begin}) * 24 * 60) )";
case DateType.Second:
return $" ( ROUND(TO_NUMBER({end} - {begin}) * 24 * 60 * 60) )";
case DateType.Millisecond:
return $" ( ROUND(TO_NUMBER({end} - {begin}) * 24 * 60 * 60 * 60) )";
default:
break;
}
throw new Exception(parameter + " datediff no support");
}
private void PageEach<T>(IEnumerable<T> pageItems, int pageSize, Action<List<T>> action)
{
if (pageItems != null && pageItems.Any())