应用mysql保存hive的metastore
<div class="cnt">http://www.tech126.com/hive-mysql-metastore/Hive默认是采用Derby来存储其Meta信息的，如下：
< property>
< name> javax. jdo. OPTION . ConnectionURL</ name>
< value> jdbc:derby:// zw- hadoop- master:1527 / metastore_db;create= true</ value>
< description> JDBC connect string FOR a JDBC metastore</ description>
</ property>
< property>
< name> javax. jdo. OPTION . ConnectionDriverName</ name>
< value> org. apache. derby. jdbc. ClientDriver</ value>
< description> Driver class name FOR a JDBC metastore</ description>
</ property>
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