1. 异常错误处理 在PL/pgSQL函数中,如果没有异常捕获,函数会在发生错误时直接退出,与其相关的事物也会随之回滚.我们可以通过使用带有EXCEPTION子句的BEGIN块来捕获异常并使其从中恢复.见如下声明形式: [ <> ] [ DECLARE declarations ] BEGIN statements EXCEPTION WHEN condition [ OR condition ... ] THEN handler_statements WHEN condition [ OR
1.创建错误日志表: create table REP_LOGS ( log_s_no NUMBER not null, log_date DATE default sysdate not null, log_type ) default 'E' not null, log_node ) not null, log_mesg ) not null ); -- Add comments to the table comment on table REP_LOGS is '系统操作日志信息表'; -
import java.io.; import java.net.; import java.util.; import java.util.concurrent.; public class Test{ //使用静态方法,创建出properties文件,然后输入参数,如线程数量.访问数量.rul等 public static String url = "";//url地址 public static int threadNum = 0;//线程数量 public static int
vim /root/.vimrc 8,1 全部 set autoindent set tabstop=5 set shiftwidth=4 function AddTitle() call setline(1,"#!/bin/bash") call append(1,"#====================================================") call append(2,"# Author: Fml") cal
/opt/hadoop/src/contrib/eclipse-plugin/build.xml:61: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds [javac] Compiling 45 source files to /opt/hadoop/build/contrib/eclipse-plugin/
https://www.douban.com/note/559596669/ 格式类似于 CREATE PROCEDURE YourProcedure ASBEGIN SET NOCOUNT ON; BEGIN TRY---------------------开始捕捉异常 BEIN TRAN------------------开始事务 UPDATE A SET A.names = B.names FROM 表1 AS A INNER JOIN 表2 AS B ON