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Janaki Lahorani commented on HIVE-18393: ---------------------------------------- Thanks [~stakiar]. :) It wasn't published. > Error returned when some other type is read as string from parquet tables > ------------------------------------------------------------------------- > > Key: HIVE-18393 > URL: https://issues.apache.org/jira/browse/HIVE-18393 > Project: Hive > Issue Type: Bug > Reporter: Janaki Lahorani > Assignee: Janaki Lahorani > Priority: Major > Fix For: 3.0.0 > > Attachments: HIVE-18393.1.patch, HIVE-18393.2.patch, > HIVE-18393.3.patch, HIVE-18393.4.patch, HIVE-18393.5.patch > > > TimeStamp, Decimal, Double, Float, BigInt, Int, SmallInt, Tinyint and Boolean > when read as String, Varchar or Char should return the correct data. Now > this results in error for parquet tables. > Test Case: > {code} > drop table if exists testAltCol; > create table testAltCol > (cId TINYINT, > cTimeStamp TIMESTAMP, > cDecimal DECIMAL(38,18), > cDouble DOUBLE, > cFloat FLOAT, > cBigInt BIGINT, > cInt INT, > cSmallInt SMALLINT, > cTinyint TINYINT, > cBoolean BOOLEAN); > insert into testAltCol values > (1, > '2017-11-07 09:02:49.999999999', > 12345678901234567890.123456789012345678, > 1.79e308, > 3.4e38, > 1234567890123456789, > 1234567890, > 12345, > 123, > TRUE); > insert into testAltCol values > (2, > '1400-01-01 01:01:01.000000001', > 1.1, > 2.2, > 3.3, > 1, > 2, > 3, > 4, > FALSE); > insert into testAltCol values > (3, > '1400-01-01 01:01:01.000000001', > 10.1, > 20.2, > 30.3, > 1234567890123456789, > 1234567890, > 12345, > 123, > TRUE); > select cId, cTimeStamp from testAltCol order by cId; > select cId, cDecimal, cDouble, cFloat from testAltCol order by cId; > select cId, cBigInt, cInt, cSmallInt, cTinyint from testAltCol order by cId; > select cId, cBoolean from testAltCol order by cId; > drop table if exists testAltColP; > create table testAltColP stored as parquet as select * from testAltCol; > select cId, cTimeStamp from testAltColP order by cId; > select cId, cDecimal, cDouble, cFloat from testAltColP order by cId; > select cId, cBigInt, cInt, cSmallInt, cTinyint from testAltColP order by cId; > select cId, cBoolean from testAltColP order by cId; > alter table testAltColP replace columns > (cId TINYINT, > cTimeStamp STRING, > cDecimal STRING, > cDouble STRING, > cFloat STRING, > cBigInt STRING, > cInt STRING, > cSmallInt STRING, > cTinyint STRING, > cBoolean STRING); > select cId, cTimeStamp from testAltColP order by cId; > select cId, cDecimal, cDouble, cFloat from testAltColP order by cId; > select cId, cBigInt, cInt, cSmallInt, cTinyint from testAltColP order by cId; > select cId, cBoolean from testAltColP order by cId; > alter table testAltColP replace columns > (cId TINYINT, > cTimeStamp VARCHAR(100), > cDecimal VARCHAR(100), > cDouble VARCHAR(100), > cFloat VARCHAR(100), > cBigInt VARCHAR(100), > cInt VARCHAR(100), > cSmallInt VARCHAR(100), > cTinyint VARCHAR(100), > cBoolean VARCHAR(100)); > select cId, cTimeStamp from testAltColP order by cId; > select cId, cDecimal, cDouble, cFloat from testAltColP order by cId; > select cId, cBigInt, cInt, cSmallInt, cTinyint from testAltColP order by cId; > select cId, cBoolean from testAltColP order by cId; > alter table testAltColP replace columns > (cId TINYINT, > cTimeStamp CHAR(100), > cDecimal CHAR(100), > cDouble CHAR(100), > cFloat CHAR(100), > cBigInt CHAR(100), > cInt CHAR(100), > cSmallInt CHAR(100), > cTinyint CHAR(100), > cBoolean CHAR(100)); > select cId, cTimeStamp from testAltColP order by cId; > select cId, cDecimal, cDouble, cFloat from testAltColP order by cId; > select cId, cBigInt, cInt, cSmallInt, cTinyint from testAltColP order by cId; > select cId, cBoolean from testAltColP order by cId; > drop table if exists testAltColP; > {code} > {code} > Error: > FAILED: Execution Error, return code 2 from > org.apache.hadoop.hive.ql.exec.mr.MapRedTask > Excerpt for log: > 2018-01-05T15:54:05,756 ERROR [LocalJobRunner Map Task Executor #0] > mr.ExecMapper: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime > Error while processing row [Error getting row data with exception > java.lang.UnsupportedOperationException: Cannot inspect > org.apache.hadoop.hive.serde2.io.TimestampWritable > at > org.apache.hadoop.hive.ql.io.parquet.serde.primitive.ParquetStringInspector.getPrimitiveJavaObject(ParquetStringInspector.java:77) > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)