mysql主從讀寫分離

安裝jdk rpm -ivh jdk-8u20-linux-x64.rpm vi /etc/profile export JAVA_HOME=/usr/java/jdk1.8.0_20/ export CLASSPATH= C L A S S P A T H : CLASSPATH: CLASSPATH:JAVA_HOME/lib: J A V A H O M E / j r e / l i b

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