CentOS7 编译安装LNMP
LNMPCentOS
LNMP(Linux-Nginx-Mysql-PHP),本文在 CentOS7.0 上编译LNMP尝尝鲜,全文基本上都是采用手动编译部署...依赖yum帮我安装了GCC和automake..写这个东西耗时有点久了...尼玛 太花时间啦,Linux运维交流群:344177552
主要软件版本:
nginx-1.6.0<br>php-5.3.5<br>mysql-5.5.6
yum源配置(其实没什么改动)
[root@ipython ~]# cat /etc/yum.repos.d/1.repo <br>[1]<br>name=1<br>baseurl=file:///media<br>enabled=1<br>gpgcheck=0<br><br>[root@ipython ~]# mount /dev/cdrom /media && yum clean all<br>mount: /dev/sr0 is write-protected, mounting read-only<br>Loaded plugins: fastestmirror<br>Cleaning repos: 1<br>Cleaning up everything
编译工具安装
[root@ipython ~]# yum install gcc-c++ automake autoconf bzip2
zlib库(提供数据压缩用的函式库):
[root@ipython lnmp]# tar zxf zlib-1.2.8.tar.gz <br>[root@ipython lnmp]# cd zlib-1.2.8<br>[root@ipython zlib-1.2.8]# ./configure --prefix=/software/sharelib<br>[root@ipython zlib-1.2.8]# make && make install
pcre库(rewrite的支持)
[root@ipython lnmp]# tar zxf pcre-8.35.tar.gz <br>[root@ipython lnmp]# cd pcre-8.35<br>[root@ipython pcre-8.35]# ./configure --prefix=/software/pcre --enable-utf8 --enable-unicode-properties<br>[root@ipython pcre-8.35]# make && make install
OpenSSL库(https的支持)
[root@ipython lnmp]# tar zxf openssl-1.0.1h.tar.gz <br>[root@ipython lnmp]# cd openssl-1.0.1h<br>[root@ipython openssl-1.0.1h]# ./config --prefix=/software/openssl<br>[root@ipython openssl-1.0.1h]# make && make install
TCMalloc工具(google内存管理套件)
[root@ipython lnmp]# tar zxf libunwind-1.1.tar.gz <br>[root@ipython lnmp]# cd libunwind-1.1<br>[root@ipython libunwind-1.1]# CFLAGS=-fPIC ./configure --prefix=/software/google-libunwind<br>[root@ipython libunwind-1.1]# make CFLAGS=-fPIC && make CFLAGS=-fPIC install<br><br>[root@ipython lnmp]# tar zxf gperftools-2.2.tar.gz <br>[root@ipython lnmp]# cd gperftools-2.2<br>[root@ipython gperftools-2.2]# LDFLAGS="-L/software/google-libunwind/lib" CPPFLAGS="-I/software/google-libunwind/include" ./configure --prefix=/software/google-perftools<br>[root@ipython gperftools-2.2]# make && make install<br><br>###路径加到动态链接库###<br>[root@ipython gperftools-2.2]# echo "/software/google-libunwind/lib/" >> /etc/ld.so.conf<br>[root@ipython gperftools-2.2]# echo "/software/google-perftools/lib/" >> /etc/ld.so.conf<br>[root@ipython gperftools-2.2]# echo "/software/sharelib/lib/" >> /etc/ld.so.conf && ldconfig
Nginx(不解释)
[root@ipython lnmp]# groupadd -g 1500 nginx<br>[root@ipython lnmp]# useradd -M -u 1500 -g nginx -s /sbin/nologin nginx<br>[root@ipython lnmp]# mkdir /var/tmp/nginx<br>[root@ipython lnmp]# chown nginx:nginx /var/tmp/nginx/<br>[root@ipython lnmp]# tar zxf nginx-1.6.0.tar.gz <br>[root@ipython lnmp]# cd nginx-1.6.0<br>[root@ipython nginx-1.6.0]# sed -i 's/CFLAGS="$CFLAGS -g"/#CFLAGS="$CFLAGS -g"/' auto/cc/gcc<br>[root@ipython nginx-1.6.0]# sed -i "s#/usr/local#/software/google-perftools#" auto/lib/google-perftools/conf<br>##配置参数有点长##<br>[root@ipython nginx-1.6.0]# ./configure --prefix=/software/nginx --user=nginx --group=nginx --with-http_stub_status_module --with-http_ssl_module --with-http_realip_module --with-http_gzip_static_module --with-debug --http-client-body-temp-path=/var/tmp/nginx/client --http-proxy-temp-path=/var/tmp/nginx/proxy --http-fastcgi-temp-path=/var/tmp/nginx/fastcgi --http-uwsgi-temp-path=/var/tmp/nginx/uwsgi --http-scgi-temp-path=/var/tmp/nginx/scgi --with-pcre=/root/lnmp/pcre-8.35 --with-openssl=/root/lnmp/openssl-1.0.1h --with-zlib=/root/lnmp/zlib-1.2.8 --with-google_perftools_module<br>[root@ipython nginx-1.6.0]# make && make install<br><br>[root@ipython nginx-1.6.0]# mkdir /tmp/tcmalloc<br>[root@ipython nginx-1.6.0]# chmod 0777 /tmp/tcmalloc/<br>###这文件在附件里###<br>[root@ipython nginx-1.6.0]# cp ../nginx.conf /software/nginx/conf/<br>[root@ipython nginx-1.6.0]# cp ../fcgi.conf /software/nginx/conf/<br>[root@ipython nginx-1.6.0]# chmod 755 /etc/init.d/nginx<br>[root@ipython nginx-1.6.0]# mkdir /data/{logs,www.ipython.me}<br>[root@ipython nginx-1.6.0]# /software/nginx/sbin/nginx<br>[root@ipython nginx-1.6.0]# iptables -F<br>[root@ipython nginx-1.6.0]# iptables -A INPUT -p tcp --dport 22 -j ACCEPT<br>[root@ipython nginx-1.6.0]# iptables -A INPUT -p tcp --dport 80 -j ACCEPT<br>[root@ipython nginx-1.6.0]# ps aux|grep nginx<br>root 612910.00.031120 896 ?Ss 15:36 0:00 nginx: master process /software/nginx/sbin/nginx -c /software/nginx/conf/nginx.conf<br>nginx612930.00.1315601612 ?S15:36 0:00 nginx: worker process
ncurses库(字符终端处理库)
[root@ipython lnmp]# tar jxf ncurses-5.9.tar.bz2 <br>[root@ipython lnmp]# cd ncurses-5.9<br>[root@ipython ncurses-5.9]# ./configure --prefix=/software/ncurses --with-shared --without-debug<br>[root@ipython ncurses-5.9]# make && make install
Mysql(数据库)
[root@ipython lnmp]# /usr/sbin/groupadd mysql<br>[root@ipython lnmp]# /usr/sbin/useradd -s /sbin/nologin -g mysql mysql<br>[root@ipython lnmp]# tar zxf mysql-5.5.6-rc.tar.gz <br>[root@ipython lnmp]# cd mysql-5.5.6-rc<br>[root@ipython mysql-5.5.6-rc]# ./configure --prefix=/software/mysql/ --enable-assembler --with-extra-charsets=complex --enable-thread-safe-client --with-big-tables --with-readline --with-ssl --with-embedded-server --enable-local-infile --with-plugins=partition,innobase,myisammrg --with-named-curses-libs=/software/ncurses/lib/libncurses.so.5<br>[root@ipython mysql-5.5.6-rc]# make && make install<br>[root@ipython mysql-5.5.6-rc]# mkdir /data/mysql/{binlog,relaylog} -p<br>[root@ipython mysql-5.5.6-rc]# chown -R mysql:mysql /data/mysql<br>[root@ipython mysql-5.5.6-rc]# /software/mysql/bin/mysql_install_db --basedir=/software/mysql/ --datadir=/data/mysql/ --user=mysql<br>###这文件在附件里###<br>[root@ipython mysql-5.5.6-rc]# /cp ../my.cnf /etc/my.cnf<br>[root@ipython mysql-5.5.6-rc]# /cp ../mysqld /etc/init.d/mysqld<br>[root@ipython mysql-5.5.6-rc]# chmod 755 /etc/init.d/mysqld <br>[root@ipython mysql-5.5.6-rc]# systemctl enable mysqld<br>[root@ipython mysql-5.5.6-rc]# systemctl start mysqld<br><br>[root@ipython mysql-5.5.6-rc]# ps aux | grep mysqld<br>root 554750.10.1 1153481696 ?S16:07 0:00 /bin/sh /software/mysql/bin/mysqld_safe --datadir=/data/mysql --pid-file=/data/mysql/mysql.pid<br>mysql563422.7 11.9 1918248 120680 ?Sl 16:07 0:01 /software/mysql/libexec/mysqld --basedir=/software/mysql --datadir=/data/mysql --plugin-dir=/software/mysql/lib/mysql/plugin --user=mysql --log-error=/data/mysql/mysql_error.log --open-files-limit=10240 --pid-file=/data/mysql/mysql.pid --socket=/tmp/mysql.sock --port=3306
libiconv库(字符编码转换)
[root@ipython lnmp]# tar zxf libiconv-1.14.tar.gz<br>###打补丁吧,避免手动修改隐患逻辑错误###<br>[root@ipython lnmp]# gzip -d libiconv-glibc-2.16.patch.gz<br>[root@ipython lnmp]# cd libiconv-1.14/srclib<br>[root@ipython srclib]# patch -p1 patching file stdio.in.h<br>[root@ipython libiconv-1.14]# cd ..<br>[root@ipython libiconv-1.14]# ./configure --prefix=/software/sharelib/<br>[root@ipython libiconv-1.14]# make && make install
libxml库(XML库)
[root@ipython lnmp]# tar jxf libxml2-2.8.0.tar.bz2 <br>[root@ipython lnmp]# cd libxml2-2.8.0<br>[root@ipython libxml2-2.8.0]# ./configure --prefix=/software/sharelib<br>[root@ipython libxml2-2.8.0]# make && make install
libpng库(图片库)
[root@ipython lnmp]# tar jxf libpng-1.6.8.tar.bz2 <br>[root@ipython lnmp]# cd libpng-1.6.8<br>[root@ipython libpng-1.6.8]# LDFLAGS="-L/software/sharelib/lib/" CPPFLAGS="-I/software/sharelib/include" ./configure --prefix=/software/sharelib<br>[root@ipython libpng-1.6.8]# make && make install
jpeg库(图片库)
[root@ipython lnmp]# tar jxf jpegsrc.v9a.tar.bz2<br>[root@ipython lnmp]# cd jpeg-9a/ <br>[root@ipython jpeg-9a]# ./configure --prefix=/software/sharelib/<br>[root@ipython jpeg-9a]# make && make install
freetype(字库)
[root@ipython lnmp]# tar jxf freetype-2.5.2.tar.bz2 <br>[root@ipython lnmp]# cd freetype-2.5.2<br>[root@ipython freetype-2.5.2]# LIBPNG_CFLAGS="-I/software/sharelib/include/" LIBPNG_LDFLAGS="-L/software/sharelib/lib/" ./configure --prefix=/software/sharelib<br>[root@ipython freetype-2.5.2]# make && make install<br>[root@ipython freetype-2.5.2]# ln -s /software/sharelib/include/freetype2 /software/sharelib/include/freetype2/freetype
libmcrypt库(加密算法)
[root@ipython lnmp]# tar jxf libmcrypt-2.5.8.tar.bz2 <br>[root@ipython lnmp]# cd libmcrypt-2.5.8<br>[root@ipython libmcrypt-2.5.8]# ./configure --prefix=/software/sharelib<br>[root@ipython libmcrypt-2.5.8]# make && make install
mhash库(加密)
[root@ipython lnmp]# tar jxf mhash-0.9.9.9.tar.bz2<br>[root@ipython lnmp]# cd mhash-0.9.9.9<br>[root@ipython mhash-0.9.9.9]# ./configure --prefix=/software/sharelib/<br>[root@ipython mhash-0.9.9.9]# make && make install
curl库(URL传输)
[root@ipython lnmp]# tar jxf curl-7.36.0.tar.bz2<br>[root@ipython lnmp]# cd curl-7.36.0<br>[root@ipython curl-7.36.0]# ./configure --prefix=/software/curl<br>[root@ipython curl-7.36.0]# make && make install
gd库(绘图)
[root@ipython lnmp]# tar zxf gd-2.0.35.tar.gz <br>[root@ipython lnmp]# cd gd-2.0.35<br>[root@ipython gd-2.0.35]# LDFLAGS="-L/software/sharelib/lib" CPPFLAGS="-I/software/sharelib/include" ./configure --prefix=/software/sharelib --enable-shared --with-png=/software/sharelib --with-freetype=/software/sharelib --with-libiconv-prefix=/software/sharelib --with-jpeg=/software/sharelib<br>[root@ipython gd-2.0.35]# make && make install
libtool(库编译支持)
[root@ipython lnmp]# tar zxf libtool-2.4.2.tar.gz <br>[root@ipython lnmp]# cd libtool-2.4.2<br>[root@ipython libtool-2.4.2]# ./configure --prefix=/software/sharelib/ --enable-ltdl-install<br>[root@ipython libtool-2.4.2]# make && make install
将mysql的库文件加入动态共享
[root@ipython lnmp]# echo "/software/mysql/lib/mysql/" >> /etc/ld.so.conf && ldconfig
PHP(一种语言吧)
[root@ipython lnmp]# tar zxf php-5.3.5.tar.gz <br>[root@ipython lnmp]# cd php-5.3.5<br>[root@ipython php-5.3.5]# sed -i s"#mysql/psi/psi.h#/software/mysql/include/mysql/psi/psi.h#" /software/mysql/include/mysql/my_sys.h<br>[root@ipython php-5.3.5]# sed -i s"#mysql/plugin.h#/software/mysql/include/mysql/plugin.h#" /software/mysql/include/mysql/m_string.h<br>[root@ipython php-5.3.5]# sed -i s"#mysql/services.h#/software/mysql/include/mysql/services.h#" /software/mysql/include/mysql/plugin.h<br>[root@ipython php-5.3.5]# sed -i s"#mysql/service_my_snprintf.h#/software/mysql/include/mysql/service_my_snprintf.h#" /software/mysql/include/mysql/services.h<br>[root@ipython php-5.3.5]# sed -i s"#mysql/service_thd_alloc.h#/software/mysql/include/mysql/service_thd_alloc.h#" /software/mysql/include/mysql/services.h<br>[root@ipython php-5.3.5]# ./configure --prefix=/software/php --with-config-file-path=/software/php/etc --with-mysql=/software/mysql --with-mysqli=/software/mysql/bin/mysql_config --with-iconv-dir=/software/sharelib --disable-ipv6 --with-freetype-dir=/software/sharelib/ --with-jpeg-dir=/software/sharelib/ --with-png-dir=/software/sharelib/ --with-zlib=/software/sharelib/ --with-libxml-dir=/software/sharelib/ --disable-rpath --enable-bcmath --enable-safe-mode --enable-shmop --enable-sysvsem --with-curl=/software/curl/ --enable-fpm --enable-mbstring--with-mcrypt=/software/sharelib/ --with-gd=/software/sharelib/ --enable-gd-native-ttf --with-openssl=/software/openssl --with-mhash --enable-pcntl --enable-sockets --with-xmlrpc --enable-zip --enable-soap --enable-inline-optimization --with-curlwrappers --enable-mbregex --with-gettext<br>[root@ipython php-5.3.5]# make install<br><br>##创建PHP-FPM配置文件,参数什么的自己根据配置调整##<br>[root@ipython php-5.3.5]# cat >> /software/php/etc/php-fpm.conf <p>好了...看图</p><p> <img src="/static/imghw/default1.png" data-src="http://img.bitscn.com/upimg/allimg/c140719/1405K4515Y060-243438.jpg" class="lazy" title="centos7-lnmp.jpg" alt="wKiom1PCoIPhQ3pXAAKppSWGhd8839.jpg"> </p>

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全表掃描在MySQL中可能比使用索引更快,具體情況包括:1)數據量較小時;2)查詢返回大量數據時;3)索引列不具備高選擇性時;4)複雜查詢時。通過分析查詢計劃、優化索引、避免過度索引和定期維護表,可以在實際應用中做出最優選擇。

是的,可以在 Windows 7 上安裝 MySQL,雖然微軟已停止支持 Windows 7,但 MySQL 仍兼容它。不過,安裝過程中需要注意以下幾點:下載適用於 Windows 的 MySQL 安裝程序。選擇合適的 MySQL 版本(社區版或企業版)。安裝過程中選擇適當的安裝目錄和字符集。設置 root 用戶密碼,並妥善保管。連接數據庫進行測試。注意 Windows 7 上的兼容性問題和安全性問題,建議升級到受支持的操作系統。

InnoDB的全文搜索功能非常强大,能够显著提高数据库查询效率和处理大量文本数据的能力。1)InnoDB通过倒排索引实现全文搜索,支持基本和高级搜索查询。2)使用MATCH和AGAINST关键字进行搜索,支持布尔模式和短语搜索。3)优化方法包括使用分词技术、定期重建索引和调整缓存大小,以提升性能和准确性。

聚集索引和非聚集索引的區別在於:1.聚集索引將數據行存儲在索引結構中,適合按主鍵查詢和範圍查詢。 2.非聚集索引存儲索引鍵值和數據行的指針,適用於非主鍵列查詢。

MySQL是一個開源的關係型數據庫管理系統。 1)創建數據庫和表:使用CREATEDATABASE和CREATETABLE命令。 2)基本操作:INSERT、UPDATE、DELETE和SELECT。 3)高級操作:JOIN、子查詢和事務處理。 4)調試技巧:檢查語法、數據類型和權限。 5)優化建議:使用索引、避免SELECT*和使用事務。

MySQL 數據庫中,用戶和數據庫的關係通過權限和表定義。用戶擁有用戶名和密碼,用於訪問數據庫。權限通過 GRANT 命令授予,而表由 CREATE TABLE 命令創建。要建立用戶和數據庫之間的關係,需創建數據庫、創建用戶,然後授予權限。

MySQL支持四種索引類型:B-Tree、Hash、Full-text和Spatial。 1.B-Tree索引適用於等值查找、範圍查詢和排序。 2.Hash索引適用於等值查找,但不支持範圍查詢和排序。 3.Full-text索引用於全文搜索,適合處理大量文本數據。 4.Spatial索引用於地理空間數據查詢,適用於GIS應用。

MySQL 和 MariaDB 可以共存,但需要謹慎配置。關鍵在於為每個數據庫分配不同的端口號和數據目錄,並調整內存分配和緩存大小等參數。連接池、應用程序配置和版本差異也需要考慮,需要仔細測試和規劃以避免陷阱。在資源有限的情況下,同時運行兩個數據庫可能會導致性能問題。
