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  1. The CASE is just a "switch" to return a value - not to execute a whole code block. You need to change your code to something like this: SELECT @selectoneCount = CASE @Temp WHEN 1 THEN @selectoneCount + 1 WHEN 2 THEN @selectoneCount + 1 END

  2. 30 sie 2022 · This article provides you implementation details of SQL server switch case statement and how to use it with examples

  3. 17 wrz 2021 · The switch function is simpler to write and read as it uses a 1 to 1 setup with the logical statement first and then resulting value second. It allows as many lines as needed and also allows for compound criteria in the logical argument.

  4. CASE can be used in any statement or clause that allows a valid expression. For example, you can use CASE in statements such as SELECT, UPDATE, DELETE and SET, and in clauses such as <select_list>, IN, WHERE, ORDER BY, and HAVING. Transact-SQL syntax conventions.

  5. 15 lis 2016 · On occasion, performance requirements may dictate that the revised or replacement data set first be assembled in a separate table (a staging table) then switched in to replace the currently live data. Table renaming provides a simple way to do this switch.

  6. 2 gru 2016 · T-SQL provides the case expression which can be used to provide a switch, similar to an if/else construct in other languages, within a query. There are two slightly different constructs for the case expression: a simple case expression which can only evaluate equality, and a searched case expression which allows for more nuanced comparisons.

  7. 20 kwi 2021 · In the T-SQL scripting language, you can use the SQL CASE statement to evaluate a condition and return one or more result expressions. This SQL Tutorial will teach you when and how you can use CASE in T-SQL statements.

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