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10 sty 2012 · The BEGIN ... END construct is separate from the IF. It binds multiple statements together as a block that can be treated as if they were a single statement. Hence BEGIN ... END can be used directly after an IF and thus the whole block of code in the BEGIN .... END sequence will be either executed or skipped.
2 dni temu · In the following example, BEGIN and END define a series of Transact-SQL statements that execute together. If the BEGIN...END block isn't included, both ROLLBACK TRANSACTION statements would execute, and both PRINT messages would be returned.
12 wrz 2022 · Learn how to build conditional logic when writing SQL code using IF, BEGIN, END, ELSE, and ELSEIF logic.
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.
24 wrz 2023 · The 'BEGIN' and 'END' statements are used to define a block of statements for a program's procedural language. These blocks can include variable declarations, assignments, and other procedural code. They're often used in stored procedures, functions, and triggers to group sets of commands together. 'BEGIN' Statement.
The SQL CASE Expression. The CASE expression goes through conditions and returns a value when the first condition is met (like an if-then-else statement). So, once a condition is true, it will stop reading and return the result. If no conditions are true, it returns the value in the ELSE clause.
25 mar 2016 · BEGIN / END delimit program statements. Encloses a series of Transact-SQL statements so that a group of Transact-SQL statements can be executed. CASE blocks accept expressions. Evaluates a list of conditions and returns one of multiple possible result expressions.
