<?php
/*
php如何連接mysql
*/

/*$link = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
if (!$link) {
die(‘Could not connect: ‘ . mysql_error());
}
echo ‘Connected successfully‘;
mysql_close($link);*/

/*php如何選擇數(shù)據(jù)庫(kù)*/
/*$link = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
if (!$link) {
die(‘Could not connect: ‘ . mysql_error());
}

$selectdb = mysql_select_db(‘wiki‘, $link);
var_dump($selectdb);
mysql_close($link);*/

/*php如何執(zhí)行mysql的查詢*/
/*$link = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
if (!$link) {
die(‘Could not connect: ‘ . mysql_error());
}

$selectdb = mysql_select_db(‘wiki‘, $link);
$query = mysql_query("select title from wiki_doc limit 1",$link);
var_dump($query);
mysql_close($link);*/

/*php如何獲取查詢到的數(shù)據(jù)*/
$link = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
if (!$link) {
die(‘Could not connect: ‘ . mysql_error());
}
//mysql_query("set names utf8");?
$selectdb = mysql_select_db(‘wiki‘, $link);
$query = mysql_query("select title from wiki_doc limit 10",$link);
while($doc = mysql_fetch_array($query,$link)){
$doclist[] = $doc;
}
var_dump($doclist);
mysql_close($link);

/*php執(zhí)行數(shù)據(jù)庫(kù)讀寫分離*/
$readlink = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
//mysql_query("set names utf8");?
$readdb = mysql_select_db(‘www.078881.cn?wiki‘, $readlink);

$readquery = mysql_query("select title from wiki_doc limit 10",$readlink);
while($doc = mysql_fetch_array($readquery,$readlink)){
$doclist[] = $doc;
}
var_dump($doclist);

$writelink = mysql_connect(‘localhost‘, ‘root‘, ‘‘);
//mysql_query("set names utf8");?
$writedb = mysql_select_db(‘wiki‘, $writelink);
$writequery = mysql_query(" update wiki_doc set title=‘124‘ where did=45",$writelink);

var_dump($doclist);

?>

轉(zhuǎn)載于:https://www.cnblogs.com/qwangxiao/p/7457895.html

總結(jié)

以上是生活随笔為你收集整理的Mysql读写分离php脚本的全部?jī)?nèi)容，希望文章能夠幫你解決所遇到的問(wèn)題。

如果覺(jué)得生活随笔網(wǎng)站內(nèi)容還不錯(cuò)，歡迎將生活随笔推薦給好友。