在Oracle存储过程中if判断的语法是什么? 本篇文章将通过实例来讲解一下存储过程怎么写,知识点总结在文末。 1 写一个简单的存储过程 首先,让我们来写一个简单的存储过程,用于输出当前系统时间。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 CREATE OR REPLACE PROCEDURE TEST AS --声明当前时间变量 CURRENT...
问在Oracle数据库上实现IF语句EN我试图实现一个IF语句来在我的Oracle数据库上运行一个查询。版权声明：...
IF CONDITION THEN STATEMENT 1; ... STATEMENT N; END IF; 二、 IF-THEN-ELSE语句 IF CONDITION THEN STATEMENT 1; ELSE STATEMENT 2; END IF; 三、 ELSLF语句 IF CONDITION 1 THEN STATEMENT 1; ELSIF CONDITION 2 THEN STATEMENT 2; ELSIF CONDITION 3 THEN STATEMENT 3; ... ELSE STATEMENT N; --...
Oracle Database/ Release 19 データベースPL/SQL言語リファレンス IF文を使用すると、BOOLEAN式の値に応じて、一連の1つ以上の文を実行するか、またはスキップできます。 ここでのトピック 構文 if_statement::= 図if_statement.epsの説明 ...
statement テストの結果に応じて実行される操作。 例 例1 IF( @ISMBR(@DESCENDANTS(Europe)) OR @ISMBR(@DESCENDANTS(Asia)) ) Taxes = "Gross Margin" * "Foreign Tax Rate"; ELSE Taxes = "Gross Margin" * "Domestic Tax Rate"; ENDIF; ...
FromOracle Database 23ai, theautomatic SQL transpilercan extract SQL expressions in PL/SQL. These are then part of the SQL statement, so at runtime it's as-if the function doesn't exist! To do this, ensure thesql_transpilerparameter ison(it'soffby default). When a function in thewh...
2019-12-19 18:59 −if 语句的判断条件,从本质上讲,判断的就是命令的退出状态。 语句语句格式同一行书写注意点用例1用例2 if 语句 if conditionthen statement(s)fi if condition; then statement(s... 声声慢43 0 590 if else条件语句 2019-12-23 11:49 −Java 条件语句 if if…else if…else if...
Each statement_list consists of one or more SQL statements; an empty statement_list is not permitted. An IF ... END IF block, like all other flow-control blocks used within stored programs, must be terminated with a semicolon, as shown in this example: ...
CASE condition WHEN condition value THEN statement ELSE additional statement; Example We can use CASE to evaluate multiple conditions for a single variable, “job_id.” If “job_id” is “ACCOUNT,” the salary increase is 10%; if “job_id” is “IT_PROG,” the sal...
Each statement_list consists of one or more SQL statements; an empty statement_list is not permitted. An IF ... END IF block, like all other flow-control blocks used within stored programs, must be terminated with a semicolon, as shown in this example: ...