使用GOTO 陳述式: 建議謹慎使用 GOTO 陳述式。 此陳述式會干擾正常的 SQL 陳述式處理順序,因此使常式更難以讀取及維護。 在使用 GOTO 陳述式之前,請決定是否可以就地使用另一個陳述式 (例如 IF 或 LEAVE) ,以消除 GOTO 陳述式的需求。 對開啟游標的影響: 當 GOTO 陳述式將控制權轉移出複合陳述式時,除非宣告...
This SQL Server tutorial explains how to use the GOTO statement in SQL Server (Transact-SQL) with syntax and examples. The GOTO statement causes the code to branch to the label after the GOTO statement.
SQL error handling: Advanced strategy What is T-SQL Code Analyzer? Conclusion Understanding GOTO in T-SQL The GOTO statement in T-SQL is a control-of-flow language element that allows you to redirect the execution of your code to a labeled section within the same procedure, batch, or stat...
以下是包含 GOTO 语句的 SQL 过程的示例: CREATE PROCEDURE adjust_salary ( IN p_empno CHAR(6), IN p_rating INTEGER, OUT p_adjusted_salary DECIMAL (8,2) ) LANGUAGE SQL BEGIN DECLARE new_salary DECIMAL (9,2); DECLARE service DATE; -- start date SELECT salary, hiredate INTO v_new_salary...
Go Goto Statement - Learn about the Goto statement in Go programming, its syntax, and how to use it effectively in your code.
Working of goto Statement Example: goto Statement // Program to calculate the sum and average of positive numbers// If the user enters a negative number, the sum and average are displayed.#include<stdio.h>intmain(){constintmaxInput =100;inti;doublenumber, average, sum =0.0;for(i =1; i...
Azure SQL Managed Instance SQL database in Microsoft Fabric Alters the flow of execution to a label. The Transact-SQL statement or statements that follow GOTO are skipped and processing continues at the label. GOTO statements and labels can be used anywhere within a procedure, batch, or statemen...
The GOTO statement, which is one of SQL Server’s Transaction-SQL control-of-flow language, causes the execution of a Transact-SQL batch to jump to a label. None of the statements between the GOTO statement and the label are executed. The GOTO statements and labels can be used anywhere wi...
首先安装一个 goto 的包(因为官方是没有 goto 语句的)pip install goto-statement具体的语法from goto import with_goto @with_gotodef...range(start, stop): i = start result = [] label .begin if i == stop: goto...end result.append(i) i += 1 goto .begin label .end return result 3.8...
FOR i IN1..50LOOP IF done THEN GOTO end_loop; END IF; <<end_loop>> -- not allowed unless an executable statement follows NULL; -- add NULL statement to avoid error END LOOP; -- raises an error without the previous NULL END; ...