Run the following commands to create these functions:
mysql -e "CREATE FUNCTION fnv1a_64 RETURNS INTEGER SONAME 'libfnv1a_udf.so'"
mysql -e "CREATE FUNCTION fnv_64 RETURNS INTEGER SONAME 'libfnv_udf.so'"
mysql -e "CREATE FUNCTION murmur_hash RETURNS INTEGER SONAME 'libmurmur_udf.so'"
See http://www.percona.com/doc/percona-server/5.6/management/udf_percona_toolkit.html for more details
查询安装信息：
Percona-Server-server-56-5.6.25-rel73.1.el6.x86_64
Percona-Server-shared-56-5.6.25-rel73.1.el6.x86_64
Percona-Server-client-56-5.6.25-rel73.1.el6.x86_64
[root@mysql2 soft]# rpm -ql Percona-Server-server-56-5.6.25-rel73.1.el6.x86_64
/etc/init.d/mysql /etc/logrotate.d/mysql /etc/my.cnf /usr/bin/innochecksum /usr/bin/my_print_defaults /usr/bin/myisam_ftdump /usr/bin/myisamchk /usr/bin/myisamlog /usr/bin/myisampack /usr/bin/mysql_convert_table_format /usr/bin/mysql_fix_extensions /usr/bin/mysql_install_db /usr/bin/mysql_plugin /usr/bin/mysql_secure_installation /usr/bin/mysql_setpermission /usr/bin/mysql_tzinfo_to_sql /usr/bin/mysql_upgrade /usr/bin/mysql_zap /usr/bin/mysqlbug /usr/bin/mysqld_multi /usr/bin/mysqld_safe /usr/bin/mysqldumpslow /usr/bin/mysqlhotcopy /usr/bin/mysqltest /usr/bin/perror /usr/bin/replace /usr/bin/resolve_stack_dump /usr/bin/resolveip /usr/lib64/mysql/plugin/adt_null.so /usr/lib64/mysql/plugin/audit_log.so /usr/lib64/mysql/plugin/auth.so /usr/lib64/mysql/plugin/auth_pam.so /usr/lib64/mysql/plugin/auth_pam_compat.so /usr/lib64/mysql/plugin/auth_socket.so /usr/lib64/mysql/plugin/auth_test_plugin.so /usr/lib64/mysql/plugin/daemon_example.ini /usr/lib64/mysql/plugin/debug/adt_null.so /usr/lib64/mysql/plugin/debug/audit_log.so /usr/lib64/mysql/plugin/debug/auth.so /usr/lib64/mysql/plugin/debug/auth_pam.so /usr/lib64/mysql/plugin/debug/auth_pam_compat.so /usr/lib64/mysql/plugin/debug/auth_socket.so /usr/lib64/mysql/plugin/debug/auth_test_plugin.so /usr/lib64/mysql/plugin/debug/dialog.so /usr/lib64/mysql/plugin/debug/handlersocket.so /usr/lib64/mysql/plugin/debug/innodb_engine.so /usr/lib64/mysql/plugin/debug/libdaemon_example.so /usr/lib64/mysql/plugin/debug/libfnv1a_udf.so /usr/lib64/mysql/plugin/debug/libfnv_udf.so /usr/lib64/mysql/plugin/debug/libmemcached.so /usr/lib64/mysql/plugin/debug/libmurmur_udf.so /usr/lib64/mysql/plugin/debug/mypluglib.so /usr/lib64/mysql/plugin/debug/mysql_no_login.so /usr/lib64/mysql/plugin/debug/qa_auth_client.so /usr/lib64/mysql/plugin/debug/qa_auth_interface.so /usr/lib64/mysql/plugin/debug/qa_auth_server.so /usr/lib64/mysql/plugin/debug/query_response_time.so /usr/lib64/mysql/plugin/debug/scalability_metrics.so /usr/lib64/mysql/plugin/debug/semisync_master.so /usr/lib64/mysql/plugin/debug/semisync_slave.so /usr/lib64/mysql/plugin/debug/validate_password.so /usr/lib64/mysql/plugin/dialog.so /usr/lib64/mysql/plugin/handlersocket.so /usr/lib64/mysql/plu