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In MySQL what does “Overhead” mean, what is bad about it, and how to fix it?
...nce
level. Purging deleted rows,
resequencing, compressing, managing
index paths, defragmenting, etc. is
what is known as OPTIMIZATION in mysql
and other terms in other databases.
For example, IBM DB2/400 calls it
REORGANIZE PHYSICAL FILE MEMBER.
It's kind of like changing the oil...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注C++内核技术
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注C++内核技术
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注C++内核技术
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...;
location / {
root /data/test;
index index.html;
}
}
server {
listen 80;
server_name *.test.com;
if ( $http_host ~* "^(.*)\.test\.com$") {
set $domain $1;
rewrite ^(.*) http://www.test...