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1£®°²×°MySQL·þÎñ

MySQL°²×°·½Ê½ÓÐÐí¶àÖÖ£¬¿ÉÒÔÖ±½Ó½âѹ°²×°°ü½øÐÐÏà¹ØÅäÖã¬Ò²¿ÉÒÔÑ¡ÔñÔÚÏß°²×°£¬±¾½ÚÑ¡ÓÃÔÚÏß°²×°MySQL·½Ê½¡£ÔÚÏß°²×°MySQLµÄ¾ßÌåÖ¸ÁîºÍ˵Ã÷ÈçÏ£º

// ÏÂÔØ°²×°MySQL

$ yum install mysql mysql-server mysql-devel// Æô¶¯MySQL·þÎñ

$ /etc/init.d/mysqld start// MySQLÁ¬½Ó²¢µÇ¼MySQL·þÎñ

$ mysql

ÉÏÊöÖ¸ÁîÖУ¬Ê×ÏÈͨ¹ý“yum install”ÃüÁîÏÂÔØ²¢°²×°MySQL³ÌÐò£¬²¢ÇÒÆô¶¯MySQL·þÎñ£¬È»ºó¾Í¿ÉÒÔʹÓÃMySQLÃüÁîÁ¬½Óµ½MySQL¿Í»§¶Ë¡£

½ÓÏÂÀ´£¬½øÈëMySQL¿Í»§¶Ëºó£¬·Ö±ð¶ÔMySQLÊý¾Ý¿âÃÜÂë½øÐÐÐ޸ģ¨¿ÉÑ¡£©£¬²¢ÉèÖÃÔÊÐíÔ¶³ÌµÇ¼ȨÏÞ£¬¾ßÌåÖ¸ÁîÈçÏ£º

// Ð޸ĵǼMySQLÓû§Ãû¼°ÃÜÂë

mysql> USE mysql; 

mysql> UPDATE user SET Password=PASSWORD('123456') WHERE user='root'; 

// ÉèÖÃÔÊÐíÔ¶³ÌµÇ¼

mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;

// Ç¿ÖÆÐ´Èë

mysql> FLUSH PRIVILEGES;

2£®HiveµÄÅäÖÃ

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½øÈëHive°²×°°üϵÄconfÎļþ¼Ð£¬½«hive-env.sh.templateÎļþ½øÐп½±´²¢ÖØÃüÃûΪhive-env.sh£¬¾ßÌåÖ¸ÁîÈçÏ£º

$ cd /export/servers/apache-hive-1.2.1-bin/conf

$ cp hive-env.sh.template hive-env.sh

È»ºóÐÞ¸Ähive-env.shÅäÖÃÎļþ£¬Ìí¼ÓHadoop»·¾³±äÁ¿£¬¾ßÌåÄÚÈÝÈçÏ£º

export HADOOP_HOME=/export/servers/hadoop-2.7.4

ÉÏÊö²Ù×÷ÊÇÉèÖÃHadoop»·¾³±äÁ¿£¬×÷ÓÃÊÇÎÞÂÛϵͳÊÇ·ñÅäÖÃHadoop»·¾³±äÁ¿£¬ÔÚHiveÖ´ÐÐʱ£¬Ò»¶¨Äܹ»Í¨¹ýhive-env.shÅäÖÃÎļþÈ¥¼ÓÔØHadoop»·¾³±äÁ¿£¬ÓÉÓÚÔÚ²¿ÊðHadoop¼¯ÈºÊ±ÒѾ­ÅäÖÃÁËÈ«¾ÖHadoop»·¾³±äÁ¿£¬Òò´Ë¿ÉÒÔ²»ÉèÖøòÎÊý¡£

£¨2£©Ìí¼Óhive-site.xmlÅäÖÃÎļþ£¬ÅäÖÃMySQLÏà¹ØÐÅÏ¢

ÓÉÓÚHive°²×°°üconfĿ¼Ï£¬Ã»ÓÐÌṩhive-site.xmlÎļþ£¬ÕâÀïÐèÒª´´½¨²¢±à¼­Ò»¸öhive-site.xmlÅäÖÃÎļþ£¬¾ßÌåÄÚÈÝÈçÏÂËùʾ£º

<configuration>

  <property>

    <name>javax.jdo.option.ConnectionURL</name>

    <value>jdbc:mysql://localhost:3306/hive?createDatabaseIfNotExist=true</value>

    <description>MysqlÁ¬½ÓЭÒé</description>

  </property>

<property>

    <name>javax.jdo.option.ConnectionDriverName</name>

    <value>com.mysql.jdbc.Driver</value>

    <description>JDBCÁ¬½ÓÇý¶¯</description>

  </property>

  <property>

    <name>javax.jdo.option.ConnectionUserName</name>

    <value>root</value>

    <description>Óû§Ãû</description>

  </property>

  <property>

    <name>javax.jdo.option.ConnectionPassword</name>

    <value>123456</value>

    <description>ÃÜÂë</description>

  </property>

</configuration>

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