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https://issues.apache.org/jira/browse/HIVE-2250?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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subramanian raghunathan updated HIVE-2250:
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Status: Patch Available (was: Open)
> "DESCRIBE EXTENDED table_name" shows inconsistent compression information.
> --------------------------------------------------------------------------
>
> Key: HIVE-2250
> URL: https://issues.apache.org/jira/browse/HIVE-2250
> Project: Hive
> Issue Type: Bug
> Components: CLI, Diagnosability
> Affects Versions: 0.7.0
> Environment: RHEL, Full Cloudera stack
> Reporter: Travis Powell
> Priority: Critical
> Attachments: HIVE-2250.patch
>
>
> Commands executed in this order:
> user@node # hive
> hive> SET hive.exec.compress.output=true;
> hive> SET io.seqfile.compression.type=BLOCK;
> hive> CREATE TABLE table_name ( [...] ) ROW FORMAT DELIMITED FIELDS
> TERMINATED BY '\t' STORED AS SEQUENCEFILE;
> hive> CREATE TABLE staging_table ( [...] ) ROW FORMAT DELIMITED FIELDS
> TERMINATED BY '\t';
> hive> LOAD DATA LOCAL INPATH 'file:///root/input/' OVERWRITE INTO TABLE
> staging_table;
> hive> INSERT OVERWRITE TABLE table_name SELECT * FROM staging_table;
> (Map reduce job to change to sequence file...)
> hive> DESCRIBE EXTENDED table_name;
> Detailed Table Information Table(tableName:table_name,
> dbName:benchmarking, owner:root, createTime:1309480053, lastAccessTime:0,
> retention:0, sd:StorageDescriptor(cols:[FieldSchema(name:session_key,
> type:string, comment:null), FieldSchema(name:remote_address, type:string,
> comment:null), FieldSchema(name:canister_lssn, type:string, comment:null),
> FieldSchema(name:canister_session_id, type:bigint, comment:null),
> FieldSchema(name:tltsid, type:string, comment:null), FieldSchema(name:tltuid,
> type:string, comment:null), FieldSchema(name:tltvid, type:string,
> comment:null), FieldSchema(name:canister_server, type:string, comment:null),
> FieldSchema(name:session_timestamp, type:string, comment:null),
> FieldSchema(name:session_duration, type:string, comment:null),
> FieldSchema(name:hit_count, type:bigint, comment:null),
> FieldSchema(name:http_user_agent, type:string, comment:null),
> FieldSchema(name:extractid, type:bigint, comment:null),
> FieldSchema(name:site_link, type:string, comment:null), FieldSchema(name:dt,
> type:string, comment:null), FieldSchema(name:hour, type:int, comment:null)],
> location:hdfs://hadoop2/user/hive/warehouse/benchmarking.db/table_name,
> inputFormat:org.apache.hadoop.mapred.SequenceFileInputFormat,
> outputFormat:org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat,
> compressed:false, numBuckets:-1, serdeInfo:SerDeInfo(name:null,
> serializationLib:org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe,
> parameters:{serialization.format= , field.delim=
> *** SEE ABOVE: Compression is set to FALSE, even though contents of table is
> compressed.
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