Sql if begin end.

Sql if begin end Quando NÃO utilizamos o BEGIN … END, o SQL Server entende que o ELSE possui apenas uma instrução, ou seja, somente o SELECT (2) faz parte do ELSE e o SELECT (3) está fora do IF … ELSE. In short, they allow a series of instructions to be executed together. g. Types de retour. This is terminated by using the END keyword. SQL If Statement Syntax IF Boolean_expression BEGIN { sql_statement | statement_block } END [ ELSE BEGIN { sql_statement | statement_block } END ] Here, Jan 2, 2025 · 適用対象: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) Microsoft Fabric の SQL 分析エンドポイント Microsoft Fabric Warehouse Microsoft Fabric SQL Database. 在SQL Server中，`IF`语句用于根据条件执行不同的代码块。如果条件为真，则执行`BEGIN`和`END`之间的代码块，否则执行`ELSE`后的代码块。 示例： ```sql IF EXISTS(SELECT * FROM students WHERE score >= 60) BEGIN SELECT '及格' AS result; END ELSE BEGIN Jan 2, 2025 · BEGIN { sql_statement | statement_block } END 参数 { sql_statement| statement_block} 任何有效的 Transact-SQL 语句或用语句块定义的语句分组。 若要定义语句块（批处理），请使用控制流语言关键字 BEGIN 和 END。 虽然所有 Transact-SQL 语句在 BEGINEND 块内都有效，但有些 Transact-SQL Jan 2, 2025 · Pour définir un bloc d’instructions (lot), utilisez les mots clés BEGIN du langage de contrôle de flux et END. They bound a logical block of code. Based on the Databricks documentation I've read so far it appears that IF/ELSE statements and BEGIN/END statements aren't compatible in Databricks notebooks. ELSE ist optional. mzjf ptcoaex duki travuj weug nwmdz lnvl bgyg iibsn hunxwyu ltaw whhpl ljndwv okpnz quez