execute immediate的简单用法(oracle)
直接上示例代码:
create or replace procedure proc_test( --参数区域 ) is --变量区域 --sql脚本 v_sql varchar2(2000) :=''; --记录学生数量 v_num number; begin --执行区域 -- execute immediate用法1:立刻执行sql语句 v_sql := 'create or replace view myview as select id,name from student'; execute immediate v_sql; --- execute immediate用法2:立刻执行sql语句,并赋值给某个变量 v_sql := 'select count(1) from student'; execute immediate v_sql into v_num; -- execute immediate用法3:带参数的sql v_sql:='select * from student t where t.name=:1 and t.age=:2'; execute immediate v_sql using 'ZhangSan',23; end proc_test; /