Error log

[root@mihaoyu151 conf]# schematool -dbType mysql -initSchema
which: no hbase in (/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin:/bin:/opt/soft/jdk180/bin:/opt/soft/zookeeper345/bin:/opt/soft/hadoop260/sbin:/opt/soft/hadoop260/bin:/opt/soft/jdk180/bin:/opt/soft/hadoop260/sbin:/opt/soft/hadoop260/bin:/opt/soft/zookeeper345/bin:/opt/soft/hive110/bin)
21/11/09 14:25:20 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
21/11/09 14:25:20 WARN conf.HiveConf: HiveConf of name hive.server2.thrift.client.user does not exist
21/11/09 14:25:20 WARN conf.HiveConf: HiveConf of name hive.server2.thrift.client.password does not exist
Metastore connection URL:	 jdbc:mysql://192.168.133.151:3306/hive151?createDatabaseIfNotExist=true
Metastore Connection Driver :	 com.mysql.jdbc.Driver
Metastore connection User:	 root
Starting metastore schema initialization to 1.1.0-cdh5.14.2
Initialization script hive-schema-1.1.0.mysql.sql
Error: Duplicate key name 'PCS_STATS_IDX' (state=42000,code=1061)
org.apache.hadoop.hive.metastore.HiveMetaException: Schema initialization FAILED! Metastore state would be inconsistent !!
*** schemaTool failed ***

Error reporting reason

Hive database already exists in MySQL

Solution:

Delete hive database in MySQL

[root@mihaoyu151 soft]# mysql -uroot -proot
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 135
Server version: 5.7.36 MySQL Community Server (GPL)

Copyright (c) 2000, 2021, Oracle and/or its affiliates.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| hive151            |
| mysql              |
| performance_schema |
| sys                |
+--------------------+
5 rows in set (0.00 sec)

mysql> drop database hive151;
Query OK, 54 rows affected (0.13 sec)

mysql> exit;
Bye

[root@mihaoyu151 soft]# schematool -dbType mysql -initSchema
which: no hbase in (/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin:/bin:/opt/soft/jdk180/bin:/opt/soft/zookeeper345/bin:/opt/soft/hadoop260/sbin:/opt/soft/hadoop260/bin:/opt/soft/jdk180/bin:/opt/soft/hadoop260/sbin:/opt/soft/hadoop260/bin:/opt/soft/zookeeper345/bin:/opt/soft/hive110/bin)
21/11/09 14:30:24 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
21/11/09 14:30:24 WARN conf.HiveConf: HiveConf of name hive.server2.thrift.client.user does not exist
21/11/09 14:30:24 WARN conf.HiveConf: HiveConf of name hive.server2.thrift.client.password does not exist
Metastore connection URL:	 jdbc:mysql://192.168.133.151:3306/hive151?createDatabaseIfNotExist=true
Metastore Connection Driver :	 com.mysql.jdbc.Driver
Metastore connection User:	 root
Starting metastore schema initialization to 1.1.0-cdh5.14.2
Initialization script hive-schema-1.1.0.mysql.sql
Initialization script completed
schemaTool completed