Hive issue.

ashneesharma88 — Wed, 31 Aug 2016 16:59:20 GMT

Hdp version:-HDP 2.4.2.0-258.

I am running follwing command :-

hive --service metatool -listFSRoot

but getting error:-

ava.sql.SQLException: Unable to open a test connection to the given database. JDBC url = jdbc:mysql://hdp-test/hive?createDatabaseIfNotExist=true, username = hive. Terminating connection pool (set lazyInit to true if you expect to start your database after your app). Original Exception: ------

java.sql.SQLException: Access denied for user 'hive'@'hdp-test' (using password: YES)

at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3597)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3529)

and also :-

/usr/hdp/2.4.2.0-258/hive/bin/schematool -dbType mysql -info

WARNING: Use "yarn jar" to launch YARN applications.

Metastore connection URL: jdbc:mysql://hdp-test/hive?createDatabaseIfNotExist=true

Metastore Connection Driver : com.mysql.jdbc.Driver

Metastore connection User: hive

org.apache.hadoop.hive.metastore.HiveMetaException: Failed to get schema version.

*** schemaTool failed ***

Thanks in advance.

Re: Hive issue.

ashneesharma88 — Thu, 01 Sep 2016 13:55:36 GMT

This issue is resolved after exporting the HIVE home directory:-

export HIVE_CONF_DIR=/etc/hive/2.4.2.0-258/0/conf

After exporting the directory i got following output

Initializing HiveMetaTool..

16/09/01 06:53:54 INFO metastore.ObjectStore: ObjectStore, initialize called

16/09/01 06:53:54 INFO DataNucleus.Persistence: Property hive.metastore.integral.jdo.pushdown unknown - will be ignored

16/09/01 06:53:54 INFO DataNucleus.Persistence: Property datanucleus.cache.level2 unknown - will be ignored

16/09/01 06:53:55 INFO metastore.ObjectStore: Setting MetaStore object pin classes with hive.metastore.cache.pinobjtypes="Table,Database,Type,FieldSchema,Order"

16/09/01 06:53:56 INFO DataNucleus.Datastore: The class "org.apache.hadoop.hive.metastore.model.MFieldSchema" is tagged as "embedded-only" so does not have its own datastore table.

16/09/01 06:53:56 INFO DataNucleus.Datastore: The class "org.apache.hadoop.hive.metastore.model.MOrder" is tagged as "embedded-only" so does not have its own datastore table.

16/09/01 06:53:56 INFO DataNucleus.Datastore: The class "org.apache.hadoop.hive.metastore.model.MFieldSchema" is tagged as "embedded-only" so does not have its own datastore table.

16/09/01 06:53:56 INFO DataNucleus.Datastore: The class "org.apache.hadoop.hive.metastore.model.MOrder" is tagged as "embedded-only" so does not have its own datastore table.

16/09/01 06:53:56 INFO DataNucleus.Query: Reading in results for query "org.datanucleus.store.rdbms.query.SQLQuery@0" since the connection used is closing

16/09/01 06:53:56 INFO metastore.MetaStoreDirectSql: Using direct SQL, underlying DB is MYSQL

16/09/01 06:53:56 INFO metastore.ObjectStore: Initialized ObjectStore

Listing FS Roots..

hdfs://hdptest/db_new.db

hdfs://hdptest/db_new1.db

hdfs://hdptest/demo_database.db

And for second command output is :-

/usr/hdp/2.4.2.0-258/hive/bin/schematool -dbType mysql -info

WARNING: Use "yarn jar" to launch YARN applications.

Metastore connection URL: jdbc:mysql://hdp-test/hive?createDatabaseIfNotExist=true

Metastore Connection Driver : com.mysql.jdbc.Driver

Metastore connection User: hive

Hive distribution version: 1.2.1000

Metastore schema version: 1.2.1000

schemaTool completed

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Hive issue.

Re: Hive issue.