If the values are numeric another work around would be to simply add multiple case statements together. See below example. select case when @Period=1 then Bal01 else 0 end + case when @Period=2 then Bal02 else 0 end + case when @Period=3 then Bal03 else 0 end + case when...
DECLARE@CustIdvarchar(12)SET@CustId='AA100168'SELECTCASE(selectWORDfromdbo.GETALLWORDS([Customers].[Anniversary],'-')whereWORDNUM=2)WHEN'Jan'THEN1WHEN'Feb'THEN2WHEN'Mar'THEN3WHEN'Apr'THEN4WHEN'May'THEN5WHEN'Jun'THEN6WHEN'Jul'THEN7WHEN'Aug'THEN8WHEN'Sep'THEN9WHEN'Oct'THEN10WHEN'...
In SQL Server SQL Server Analysis Services, data must be fed to a data mining algorithm as a series of cases that are contained within a case table. However, not all cases can be described by a single row of data. For example, a case might be derived from two tables: one table that...
6 How to use merge hints to isolate complex queries in SQL Server 0 What index to add in case of join by two optional fields 2 Oracle 11g hash join vs nested loops question 1 Replacement for Nested SELECT statements for every row in SELECT clause 6 Optimizing a simple q...
Mailmerge challengeThis application generates a single 3 x 4 label for each wishlist gift from these disadvantaged kids. The stickers will be taken by...
In this tutorial, you will use nested queries with theSELECT,INSERT, andDELETEstatements. You will also use aggregate functions within a nested query to compare the data values against the sorted data values you specified for with theWHEREandLIKEclauses. ...
Can I use aggregate function within CASE? Can I use if statement in a table valued function? Can I use LEN or DATALENGTH in a WHERE clause? Can I use OUTER JOIN on 2 columns at the same time? Can row_number() work in UNION STATEMENTS ? Can someone explain just exactly why xp_c...
Applies to RDL 2010/01 and RDL 2016/01 rsNestedCustomAggregate is a critical error that will occur when the Aggregate
SQL Server has three types of transactions: Autocommit, Explicit, and Implicit. Autocommit: All data-modification statements such as INSERT, UPDATE, and DELETE occur in a transaction. If you do not explicitly declare a transaction, or if you use an implicit transaction, SQL Server automatically...
and to avoid writing queries that can only be implemented using nested loops where possible. I’m generalizing of course, but the optimizer tends to do better when it has more choices, a reasonable schema, good metadata, and manageable T-SQL statements to work with. As do I, come to thin...