FOR loop_counter IN [REVERSE] lowest_number..highest_number LOOP {.statements.} END LOOP; You would use a FOR Loop when you want to execute the loop body a fixed number of times. 译:当你需循环体执行一定的次数的时候,就可以使用
Basic PL/SQL FOR LOOP example In this example, the loop index is l_counter, lower_bound is one, and upper_bound is five. The loop shows a list of integers from 1 to 5: BEGIN FOR l_counter IN 1..5 LOOP DBMS_OUTPUT.PUT_LINE( l_counter ); END LOOP; END;Code language: SQL (...
FOR employee_rec in c1 LOOP total_val := total_val + employee_rec.monthly_income; END LOOP; RETURN total_val; END; In this example, we've created a cursor called c1. TheCURSOR FOR Loopwill terminate after all records have been fetched from the cursor c1. 译:在这个示例中,我们建立了...
DBMS_OUTPUT.PUT_LINE('Name: ' || v_name || ', Salary: ' || v_salary); END LOOP; CLOSE c_employees; END; 而使用FOR语句循环游标,代码则变得简洁明了: BEGIN FOR r_employee IN (SELECT name, salary FROM employees) LOOP DBMS_OUTPUT.PUT_LINE('Name: ' || r_employee.name || ', Sal...
问使用for循环插入/更新的Oracle PL/SQL过程EN我需要使用cursor for循环编写PL/SQL过程，以便按行插入/...
oracle pl sql for循环游标 EMP表在SCOTT用户下。用SCOTT/TIGER登录。 代码: DECLARE CURSOR C_JOB IS SELECT EMPNO, ENAME, JOB, SAL FROM EMP WHERE JOB = 'MANAGER'; C_ROW C_JOB%ROWTYPE; BEGIN FOR C_ROW IN C_JOB LOOP DBMS_OUTPUT.put_line(C_ROW.EMPNO || '-' || C_ROW.ENAME || '...
--loop循环 要以end loop结束--案例 向users表中添加10个用户,id从1开始,写一个过程create or replace procedure l_pro4(name varchar2) is v_num number := 1; begin --循环体的开始 loop insert into users values (v_num, name); --判断是否退出的条件 exit when v_num = 10; --...
A PL/SQL Source Text Wrapping B PL/SQL Name Resolution C PL/SQL Program Limits D PL/SQL Reserved Words and Keywords E PL/SQL Predefined Data Types Index With each iteration of theFORLOOPstatement, its statements run, its index is either incremented or decremented, and control returns to the...
PL/SQL is Oracle's procedural extension to industry-standard SQL. PL/SQL naturally, efficiently, and safely extends SQL for developers. Its primary strength is in providing a server-side, stored procedural language that is easy-to-use, seamless with SQL,
SSMA for Oracle 的 v8.5 版本进行了增强,支持 Microsoft Entra/Azure AD 身份验证和对 SQL Server 中的 JSON 功能的基本支持,以及一组旨在提高可用性和性能的针对性修补程序。 此外,增强的 SSMA for Oracle 还支持: 将用于发现的选定对象数限制限制为 990(Oracle 的WHERE .. IN (..)子句限制为 1,000 个...