Taraka Rama Rao Lethavadla created HIVE-26952:
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Summary: set the value of metastore.storage.schema.reader.impl
to
org.apache.hadoop.hive.metastore.SerDeStorageSchemaReader as default
Key: HIVE-26952
URL: https://issues.apache.org/jira/browse/HIVE-26952
Project: Hive
Issue Type: Improvement
Components: Standalone Metastore
Reporter: Taraka Rama Rao Lethavadla
Assignee: Taraka Rama Rao Lethavadla
With the default value of
{code:java}
DefaultStorageSchemaReader.class.getName(){code}
in the Metastore Config, *metastore.storage.schema.reader.impl*
below exception is thrown when trying to read Avro schema
{noformat}
Caused by: org.apache.hive.service.cli.HiveSQLException: MetaException
(message:java.lang.UnsupportedOperationException: Storage schema reading not
supported)
at
org.apache.hive.service.cli.operation.GetColumnsOperation.runInternal(GetColumnsOperation.java:213)
at org.apache.hive.service.cli.operation.Operation.run(Operation.java:247)
at
org.apache.hive.service.cli.session.HiveSessionImpl.getColumns(HiveSessionImpl.java:729)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:78)
at
org.apache.hive.service.cli.session.HiveSessionProxy.access-zsh(HiveSessionProxy.java:36)
at
org.apache.hive.service.cli.session.HiveSessionProxy.run(HiveSessionProxy.java:63)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
at
org.apache.hive.service.cli.session.HiveSessionProxy.invoke(HiveSessionProxy.java:59)
at com.sun.proxy..getColumns(Unknown Source)
at
org.apache.hive.service.cli.CLIService.getColumns(CLIService.java:390){noformat}
setting the above config with
*org.apache.hadoop.hive.metastore.SerDeStorageSchemaReader* resolves issue
Proposing to make this value as default in code base, so that in upcoming
versions we don't have to set this value manually
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