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sunkaixuna 2021-10-31 15:45:10 +08:00
parent 742723aa23
commit f08ccb9ad9
2 changed files with 42 additions and 0 deletions
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39
Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
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@ -2964,6 +2964,45 @@ namespace SqlSugar
#region T3
public partial class QueryableProvider<T, T2, T3> : QueryableProvider<T>, ISugarQueryable<T, T2, T3>
{
public ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression)
{
this.Context.InitMappingInfo<T4>();
var result = InstanceFactory.GetQueryable<T, T2, T3,T4>(this.Context.CurrentConnectionConfig);
result.SqlBuilder = this.SqlBuilder;
result.Context = this.Context;
var joinInfo = GetJoinInfo(joinExpression, JoinType.Left);
var sqlObject = joinQueryable.ToSql();
joinInfo.TableName = "(" + sqlObject.Key + ")";
this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
return result;
}
public ISugarQueryable<T, T2, T3,T4> InnerJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression)
{
this.Context.InitMappingInfo<T4>();
var result = InstanceFactory.GetQueryable<T, T2, T3,T4>(this.Context.CurrentConnectionConfig);
result.SqlBuilder = this.SqlBuilder;
result.Context = this.Context;
var joinInfo = GetJoinInfo(joinExpression, JoinType.Inner);
var sqlObject = joinQueryable.ToSql();
joinInfo.TableName = "(" + sqlObject.Key + ")";
this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
return result;
}
public ISugarQueryable<T, T2, T3,T4> RightJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression)
{
this.Context.InitMappingInfo<T4>();
var result = InstanceFactory.GetQueryable<T, T2, T3,T4>(this.Context.CurrentConnectionConfig);
result.SqlBuilder = this.SqlBuilder;
result.Context = this.Context;
var joinInfo = GetJoinInfo(joinExpression, JoinType.Right);
var sqlObject = joinQueryable.ToSql();
joinInfo.TableName = "(" + sqlObject.Key + ")";
this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
return result;
}
public ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(Expression<Func<T, T2, T3,T4, bool>> joinExpression)
{
this.Context.InitMappingInfo<T4>();

3
Src/Asp.Net/SqlSugar/Interface/IQueryable.cs
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@ -277,6 +277,9 @@ namespace SqlSugar
}
public partial interface ISugarQueryable<T, T2, T3> : ISugarQueryable<T>
{
ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
ISugarQueryable<T, T2, T3,T4> InnerJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
ISugarQueryable<T, T2, T3,T4> RightJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(Expression<Func<T, T2, T3,T4, bool>> joinExpression);
ISugarQueryable<T, T2, T3,T4> InnerJoin<T4>(Expression<Func<T, T2, T3,T4, bool>> joinExpression);
ISugarQueryable<T, T2, T3, T4> RightJoin<T4>(Expression<Func<T, T2, T3, T4, bool>> joinExpression);