CASE With Multiple Conditions It is also possible to stack multiple conditions inside a singleCASEclause. Syntax SELECTcolumn1, column2, ...CASEWHENcondition1THENresult1WHENcondition2THENresult2-- Add more WHEN conditions and results as neededENDASalias_nameFROMtable_name; We can add as manyWHEN...
With the searched CASE expression, we can have multiple WHEN conditions: SELECT [BusinessEntityID],[JobTitle],[HireDate],Seniority=CASE WHENDATEDIFF(YEAR,[HireDate],GETDATE())>10 THEN'Longer than 10 years'WHENDATEDIFF(YEAR,[HireDate],GETDATE())=10 THEN'Exactly 10 years'WHENDATEDIFF(YEAR,[...
SELECTid,...,creator,modifier,create_time,update_timeFROMstatementWHERE(account_number='XXX'ANDcreate_time>='2022-04-24 06:03:44'ANDcreate_time<='2022-04-24 08:03:44'ANDdc_flag='C')ORDERBYtrade_date_timeDESC,idDESCLIMIT0,1000; 优化前:SQL 执行超时被 kill 了 SELECTid,...,creator,mo...
WITHData(value)AS(SELECT0UNIONALLSELECT1)SELECTCASEWHENMIN(value) <=0THEN0WHENMAX(1/value) >=100THEN1ENDFROMData; GO You should only depend on order of evaluation of the WHEN conditions for scalar expressions (including non-correlated subqueries that return scalars), not for aggregate expressio...
在case表达式sql中检查多个条件你可以使用string_split为了达到这个目的。
A function can be schema bound only if the following conditions are true: The function is a Transact-SQL function. The user-defined functions and views referenced by the function are also schema-bound. The objects referenced by the function are referenced using a two-part name. The function ...
WITH Data (value) AS ( SELECT 0 UNION ALL SELECT 1 ) SELECT CASE WHEN MIN(value) <= 0 THEN 0 WHEN MAX(1 / value) >= 100 THEN 1 END FROM Data; GO You should only depend on order of evaluation of the WHEN conditions for scalar expressions (including non-correlated subqueries that...
the optimizer attempts to put tables with low prefix counts early in the join order to keep the number of row combinations from increasing rapidly. To the extent that the optimizer can use information about conditions on rows selected from one table and passed to the next, the more accurately...
between network interfaces,security groups,and virtual machines.Considering the complexity,the verbose query might be the best approachformaintainability and debugging purposes.Compact queries can be harder to debug and understand,especially when dealingwithnestedJSONBstructures and multipleJOINconditions. ...
CASE STATEMENT RETURNING MULTIPLE ROWS Case Statement returning multiple values CASE statement returns "Invalid Column Name" Error Case statement that increments variable with 1 is giving error Case Statement using Divide CASE Statement when not null , else if Help Case statement with Between in Where...