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Paging optimization

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This commit is contained in:
sunkaixuan
2017-07-08 01:41:59 +08:00
parent 3bc24087c4
commit f8c5aef4c5
5 changed files with 44 additions and 51 deletions
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20
Src/Asp.Net/SqlServerTest/UnitTest/Query/SingleQuery.cs
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@@ -39,24 +39,15 @@ namespace OrmTest.UnitTest
base.Check("SELECT [ID],[SchoolId],[Name],[CreateTime] FROM [STudent] ORDER BY [ID] ASC", null, t3.Key, null, "single t3 Error");
var t4 = db.Queryable<Student>().OrderBy(it => it.Id).Take(3).ToSql();
base.Check(@"WITH PageTable AS(
SELECT [ID],[SchoolId],[Name],[CreateTime] FROM [STudent]
)
SELECT * FROM (SELECT *,ROW_NUMBER() OVER(ORDER BY [ID] ASC) AS RowIndex FROM PageTable ) T WHERE RowIndex BETWEEN 1 AND 3", null, t4.Key, null, "single t4 Error");
base.Check(@"SELECT * FROM (SELECT [ID],[SchoolId],[Name],[CreateTime],ROW_NUMBER() OVER(ORDER BY [ID] ASC) AS RowIndex FROM [STudent] ) T WHERE RowIndex BETWEEN 1 AND 3", null, t4.Key, null, "single t4 Error");
var t5 = db.Queryable<Student>().OrderBy(it => it.Id).Skip(3).ToSql();
base.Check(@"WITH PageTable AS(
SELECT [ID],[SchoolId],[Name],[CreateTime] FROM [STudent]
)
SELECT * FROM (SELECT *,ROW_NUMBER() OVER(ORDER BY [ID] ASC) AS RowIndex FROM PageTable ) T WHERE RowIndex BETWEEN 4 AND 9223372036854775807", null, t5.Key,null, "single t5 Error");
base.Check(@"SELECT * FROM (SELECT [ID],[SchoolId],[Name],[CreateTime],ROW_NUMBER() OVER(ORDER BY [ID] ASC) AS RowIndex FROM [STudent] ) T WHERE RowIndex BETWEEN 4 AND 9223372036854775807", null, t5.Key,null, "single t5 Error");
int pageIndex = 2;
int pageSize = 10;
var t6 = db.Queryable<Student>().OrderBy(it => it.Id,OrderByType.Desc).Skip((pageIndex-1)*pageSize).Take(pageSize).ToSql();
base.Check(@"WITH PageTable AS(
SELECT [ID],[SchoolId],[Name],[CreateTime] FROM [STudent]
)
SELECT * FROM (SELECT *,ROW_NUMBER() OVER(ORDER BY [ID] DESC) AS RowIndex FROM PageTable ) T WHERE RowIndex BETWEEN 11 AND 20", null, t6.Key, null, "single t6 Error");
base.Check(@"SELECT * FROM (SELECT [ID],[SchoolId],[Name],[CreateTime],ROW_NUMBER() OVER(ORDER BY [ID] DESC) AS RowIndex FROM [STudent] ) T WHERE RowIndex BETWEEN 11 AND 20", null, t6.Key, null, "single t6 Error");
int studentCount=db.Ado.GetInt("select count(1) from Student");
@@ -104,10 +95,7 @@ namespace OrmTest.UnitTest
.Where(it=>it.Id==1)
.WhereIF(true,it=> SqlFunc.Contains(it.Name,"a"))
.OrderBy(it => it.Id, OrderByType.Desc).Skip((pageIndex - 1) * pageSize).Take(pageSize ).With(SqlWith.NoLock).ToSql();
base.Check(@"WITH PageTable AS(
SELECT [ID],[SchoolId],[Name],[CreateTime] FROM [STudent] WITH(NOLOCK) WHERE ( [ID] = @Id0 ) AND ([Name] like '%'+@MethodConst1+'%')
)
SELECT * FROM (SELECT *,ROW_NUMBER() OVER(ORDER BY [ID] DESC) AS RowIndex FROM PageTable ) T WHERE RowIndex BETWEEN 11 AND 20", new List<SugarParameter>() {
base.Check(@"SELECT * FROM (SELECT [ID],[SchoolId],[Name],[CreateTime],ROW_NUMBER() OVER(ORDER BY [ID] DESC) AS RowIndex FROM [STudent] WITH(NOLOCK) WHERE ( [ID] = @Id0 ) AND ([Name] like '%'+@MethodConst1+'%') ) T WHERE RowIndex BETWEEN 11 AND 20", new List<SugarParameter>() {
new SugarParameter("@Id0",1),new SugarParameter("@MethodConst1","a")
}, t8.Key, t8.Value,"single t8 Error");