I tried using following query but it not returning correct values: SELECTDim, Frequency,Date, VersionFROMsample_tblWHERE( Frequency,Date, Version )IN(selectFrequency,(Date),(Version) I Postgres, I thinkdistinct on *date
Note that I'm using theDISTINCTclause. This script returns the following error: Violation of PRIMARY KEY constraint 'PK_SubscribersDeliveries'. Cannot insert duplicate key in object 'dbo.SubscribersDeliveries'. Can anyone help me? EDIT: When tried to group by inside, throw me an error because ...
Alternative for OR in WHERE clause Alternative for PIVOT Alternative of CURSOR in SQL to improve performance ? alternative query for in clause Alternative to Full Outer Join Alternative to Row_Number Query Alternative way STUFF for XML PATH ('') ? Am getting an error when i run this code Amb...
SELECT DISTINCT ISNULL(CASE WHEN E.Salary < 3000 THEN E.Id END, E1.Id) Id, ISNULL(CASE WHEN E.Salary < 3000 THEN E.Salary END, E1.Salary) Salary FROM Employee E, Employee_1 E1; The only drawback is when there are no employee's that fit the criterion. In that case, it will...
SELECTDISTINCTTOP10FirstNameCOLLATEsql_latin1_general_cp1_cs_asFROMTest.dbo.contactWHEREFirstNameLIKE'A%'ORDERBY1 When this is run we now have the values of "Adam" and "ADAM". So depending on how your database is setup you may or may not see the differences. ...
检查聚合函数以确保:a)该聚合函数具有对应的窗口聚合函数;b)聚合函数内不存在 DISTINCT 将子查询与outer block匹配。将outer block中的公共表、涉及到相关的那些表作为候选表构造temporary supplementary query block。这样做是为了能够调用用于匹配物化视图的匹配例程。一旦完成,我们就可以摆脱这个temporary supplementary que...
theentireinput set. Left uncorrected, the plan would produce incorrect results and probably take longer to execute than the serial version did. The manual parallelism example avoided that issue by using an explicitWHEREclause in each query to split the input rows into three distinct and...
Just use AND/OR logic e.g.
Running SQL Statements You can enter and run SQL statements with the SQL Commands page, Script Editor page, or SQL Command Line (SQL*Plus). Using the SQL Commands and Script Editor pages are described in this section. The SQL Commands page is a simpler interface and easier to use. ...
select distinct * into #Emp_Details from Emp_Details truncate table Emp_Details insert into Emp_Details select * from #Emp_Details though some of you guys may raise your eyebrows the moment you see temp tables, this code gets the job done without resorting to complex code. ...