Learn more about the Microsoft.SqlServer.Management.SqlParser.SqlCodeDom.SqlIfElseStatement in the Microsoft.SqlServer.Management.SqlParser.SqlCodeDom namespace.
The statement that will be executed if the predicate evaluates false. Optional, may be null. C# Copy public Microsoft.SqlServer.TransactSql.ScriptDom.TSqlStatement ElseStatement { get; set; } Property Value TSqlStatement Applies to ProductVersions Microsoft.SQLServer.DacFx 140.3881....
SQL คัดลอก IF 1 = 1 PRINT 'Boolean expression is true.' ELSE PRINT 'Boolean expression is false.'; The following example has a Boolean expression (1 = 2) that is false, and therefore prints the second statement.SQL คัดลอก ...
{sql_statement|statement_block} 使用語句區塊所定義的任何 Transact-SQL 語句或語句群組。 除非使用語句區塊,IF否則 或ELSE條件只會影響一個 Transact-SQL 語句的效能。 若要定義語句區塊,請使用流程控制關鍵字BEGIN和END。 備註 IF...ELSE建構可以用於批次、預存程式和臨機操作查詢中。 當這個建構用於預存程式...
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syntaxsql IFboolean_expression{sql_statement|statement_block} [ELSE{sql_statement|statement_block} ] Arguments boolean_expression An expression that returnsTRUEorFALSE. If the Boolean expression contains aSELECTstatement, theSELECTstatement must be enclosed in parentheses. ...
syntaxsql IFboolean_expression{sql_statement|statement_block} [ELSE{sql_statement|statement_block} ] Arguments boolean_expression An expression that returnsTRUEorFALSE. If the Boolean expression contains aSELECTstatement, theSELECTstatement must be enclosed in parentheses. ...
syntaxsql IFboolean_expression{sql_statement|statement_block} [ELSE{sql_statement|statement_block} ] Arguments boolean_expression An expression that returnsTRUEorFALSE. If the Boolean expression contains aSELECTstatement, theSELECTstatement must be enclosed in parentheses. ...
有函式、有条件判断(if-else)、回圈(for/while)、物件(object)、阵列(array) 等语言常见的特性。 ithelp.ithome.com.tw|基于8个网页 3. 逻辑控制语句 SQL server高级应用 收藏版_MsSql_脚本之家 ... Commit transaction-- 提交事务 2.3逻辑控制语句. 2.3.1.If-else语句2 End ... ...