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[jira] [Commented] (CARBONDATA-662) Minor Compaction results of count of individual column is incorrect

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Akash R Nilugal (Jira)
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[jira] [Commented] (CARBONDATA-662) Minor Compaction results of count of individual column is incorrect

Akash R Nilugal (Jira)

    [ https://issues.apache.org/jira/browse/CARBONDATA-662?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15831750#comment-15831750 ]

sounak chakraborty commented on CARBONDATA-662:
-----------------------------------------------

Please reverify. In latest release the below output is proper.

1 row selected (0.204 seconds)
0: jdbc:hive2://localhost:10000> drop table uniqdata_date;
+---------+--+| Result  |
+---------+--+
+---------+--+
No rows selected (0.215 seconds)
0: jdbc:hive2://localhost:10000> CREATE TABLE uniqdata_date (CUST_ID int,CUST_NAME String,ACTIVE_EMUI_VERSION string, DOB date, DOJ date, BIGINT_COLUMN1 bigint,BIGINT_COLUMN2 bigint,DECIMAL_COLUMN1 decimal(30,10), DECIMAL_COLUMN2 decimal(36,10),Double_COLUMN1 double, Double_COLUMN2 double,INTEGER_COLUMN1 int) STORED BY 'org.apache.carbondata.format' TBLPROPERTIES ("TABLE_BLOCKSIZE"= "256 MB");
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.115 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.913 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+| _c0  |
+------+--+
| 1    |
+------+--+
1 row selected (0.237 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+----------+--------------------------+--------------------------+--+| SegmentSequenceId  |  Status  |     Load Start Time      |      Load End Time       |
+--------------------+----------+--------------------------+--------------------------+--+
| 0                  | Success  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+----------+--------------------------+--------------------------+--+
1 row selected (0.018 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.363 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+| _c0  |
+------+--+
| 2    |
+------+--+
1 row selected (0.219 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+----------+--------------------------+--------------------------+--+
| SegmentSequenceId  |  Status  |     Load Start Time      |      Load End Time       |
+--------------------+----------+--------------------------+--------------------------+--+
| 1                  | Success  | 2017-01-20 19:01:01.961  | 2017-01-20 19:01:02.167  |
| 0                  | Success  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+----------+--------------------------+--------------------------+--+
2 rows selected (0.017 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.396 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+
| _c0  |
+------+--+
| 3    |
+------+--+
1 row selected (0.22 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+----------+--------------------------+--------------------------+--+
| SegmentSequenceId  |  Status  |     Load Start Time      |      Load End Time       |
+--------------------+----------+--------------------------+--------------------------+--+
| 2                  | Success  | 2017-01-20 19:01:20.479  | 2017-01-20 19:01:20.734  |
| 1                  | Success  | 2017-01-20 19:01:01.961  | 2017-01-20 19:01:02.167  |
| 0                  | Success  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+----------+--------------------------+--------------------------+--+
3 rows selected (0.014 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.357 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+
| _c0  |
+------+--+
| 4    |
+------+--+
1 row selected (0.217 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+----------+--------------------------+--------------------------+--+
| SegmentSequenceId  |  Status  |     Load Start Time      |      Load End Time       |
+--------------------+----------+--------------------------+--------------------------+--+
| 3                  | Success  | 2017-01-20 19:01:30.826  | 2017-01-20 19:01:31.04   |
| 2                  | Success  | 2017-01-20 19:01:20.479  | 2017-01-20 19:01:20.734  |
| 1                  | Success  | 2017-01-20 19:01:01.961  | 2017-01-20 19:01:02.167  |
| 0                  | Success  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+----------+--------------------------+--------------------------+--+
4 rows selected (0.022 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.552 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+
| _c0  |
+------+--+
| 5    |
+------+--+
1 row selected (0.233 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+----------+--------------------------+--------------------------+--+
| SegmentSequenceId  |  Status  |     Load Start Time      |      Load End Time       |
+--------------------+----------+--------------------------+--------------------------+--+
| 4                  | Success  | 2017-01-20 19:01:48.578  | 2017-01-20 19:01:48.899  |
| 3                  | Success  | 2017-01-20 19:01:30.826  | 2017-01-20 19:01:31.04   |
| 2                  | Success  | 2017-01-20 19:01:20.479  | 2017-01-20 19:01:20.734  |
| 1                  | Success  | 2017-01-20 19:01:01.961  | 2017-01-20 19:01:02.167  |
| 0                  | Success  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+----------+--------------------------+--------------------------+--+
5 rows selected (0.021 seconds)
0: jdbc:hive2://localhost:10000>   LOAD DATA INPATH 'hdfs://localhost:54310/sc/one_row.csv' into table uniqdata_date OPTIONS('FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
+---------+--+
| Result  |
+---------+--+
+---------+--+
No rows selected (0.895 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+
| _c0  |
+------+--+
| 6    |
+------+--+
1 row selected (0.203 seconds)
0: jdbc:hive2://localhost:10000> show segments for table uniqdata_date;
+--------------------+------------+--------------------------+--------------------------+--+
| SegmentSequenceId  |   Status   |     Load Start Time      |      Load End Time       |
+--------------------+------------+--------------------------+--------------------------+--+
| 5                  | Success    | 2017-01-20 19:01:59.212  | 2017-01-20 19:01:59.493  |
| 4                  | Success    | 2017-01-20 19:01:48.578  | 2017-01-20 19:01:48.899  |
| 3                  | Compacted  | 2017-01-20 19:01:30.826  | 2017-01-20 19:01:31.04   |
| 2                  | Compacted  | 2017-01-20 19:01:20.479  | 2017-01-20 19:01:20.734  |
| 1                  | Compacted  | 2017-01-20 19:01:01.961  | 2017-01-20 19:01:02.167  |
| 0.1                | Success    | 2017-01-20 19:01:59.545  | 2017-01-20 19:01:59.852  |
| 0                  | Compacted  | 2017-01-20 19:00:48.798  | 2017-01-20 19:00:49.473  |
+--------------------+------------+--------------------------+--------------------------+--+
7 rows selected (0.018 seconds)
0: jdbc:hive2://localhost:10000> select count(CUST_NAME) from uniqdata_date;
+------+--+
| _c0  |
+------+--+
| 6    |
+------+--+
1 row selected (0.219 seconds)


> Minor Compaction results of count of individual column is incorrect
> -------------------------------------------------------------------
>
>                 Key: CARBONDATA-662
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-662
>             Project: CarbonData
>          Issue Type: Bug
>          Components: data-load
>    Affects Versions: 1.0.0-incubating
>            Reporter: Vyom Rastogi
>            Assignee: ravikiran
>            Priority: Minor
>              Labels: spark1.6
>
> Carbon_Properties:
> carbon.allowed.compaction.days = 2
> carbon.enable.auto.load.merge = true
> carbon.compaction.level.threshold = 4,3
> carbon.numberof.preserve.segments = 2
> carbon.sort.file.buffer.size = 20
> carbon.leaf.node.size = 120000
> max.query.execution.time = 60
> carbon.number.of.cores.while.loading = 6
> carbon.number.of.cores = 4
> carbon.sort.size = 500000
> Steps for compaction :
> 1)Create table uniqdata:
> CREATE TABLE uniqdata (CUST_ID int,CUST_NAME String,ACTIVE_EMUI_VERSION string, DOB timestamp, DOJ timestamp, BIGINT_COLUMN1 bigint,BIGINT_COLUMN2 bigint,DECIMAL_COLUMN1 decimal(30,10), DECIMAL_COLUMN2 decimal(36,10),Double_COLUMN1 double, Double_COLUMN2 double,INTEGER_COLUMN1 int) STORED BY 'org.apache.carbondata.format';
> 2)load the Uniqdata:
> LOAD DATA INPATH 'hdfs://hacluster/vyom/2000_UniqData.csv' into table uniqdata OPTIONS('DELIMITER'=',' , 'QUOTECHAR'='"','BAD_RECORDS_ACTION'='FORCE','FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
> 3)Select the count of cust_name by filtering Cust_id
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 1    |
> +------+--+
> 4)load the Uniqdata:
> LOAD DATA INPATH 'hdfs://hacluster/vyom/2000_UniqData.csv' into table uniqdata OPTIONS('DELIMITER'=',' , 'QUOTECHAR'='"','BAD_RECORDS_ACTION'='FORCE','FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
> 5)Select
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 2    |
> +------+--+
> 6)Load into uniqdata
> 0: jdbc:hive2://172.168.100.212:23040> LOAD DATA INPATH 'hdfs://hacluster/vyom/2000_UniqData.csv' into table uniqdata OPTIONS('DELIMITER'=',' , 'QUOTECHAR'='"','BAD_RECORDS_ACTION'='FORCE','FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
> +---------+--+
> | Result  |
> +---------+--+
> +---------+--+
> No rows selected (0.327 seconds)
> 7)
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 3    |
> +------+--+
> 8)
> 0: jdbc:hive2://172.168.100.212:23040> LOAD DATA INPATH 'hdfs://hacluster/vyom/2000_UniqData.csv' into table uniqdata OPTIONS('DELIMITER'=',' , 'QUOTECHAR'='"','BAD_RECORDS_ACTION'='FORCE','FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
> +---------+--+
> | Result  |
> +---------+--+
> +---------+--+
> 9)Select the Count
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 4    |
> +------+--+
> 1 row selected (5.194 seconds)
> 10)Load the data
> 0: jdbc:hive2://172.168.100.212:23040> LOAD DATA INPATH 'hdfs://hacluster/vyom/2000_UniqData.csv' into table uniqdata OPTIONS('DELIMITER'=',' , 'QUOTECHAR'='"','BAD_RECORDS_ACTION'='FORCE','FILEHEADER'='CUST_ID,CUST_NAME,ACTIVE_EMUI_VERSION,DOB,DOJ,BIGINT_COLUMN1,BIGINT_COLUMN2,DECIMAL_COLUMN1,DECIMAL_COLUMN2,Double_COLUMN1,Double_COLUMN2,INTEGER_COLUMN1');
> +---------+--+
> | Result  |
> +---------+--+
> +---------+--+
> No rows selected (0.342 seconds)
> 11)Select into  cust_name
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 5    |
> +------+--+
> 1 row selected (5.19 seconds)
> 12)Show Segments for table uniqdata;
> +--------------------+------------------+--------------------------+--------------------------+--+
> | SegmentSequenceId  |      Status      |     Load Start Time      |      Load End Time       |
> +--------------------+------------------+--------------------------+--------------------------+--+
> | 5                  | Partial Success  | 2017-01-19 16:33:14.006  | 2017-01-19 16:33:14.186  |
> | 4                  | Partial Success  | 2017-01-19 16:32:49.484  | 2017-01-19 16:32:49.691  |
> | 3                  | Compacted        | 2017-01-19 16:32:41.044  | 2017-01-19 16:32:41.252  |
> | 2                  | Compacted        | 2017-01-19 16:32:36.952  | 2017-01-19 16:32:37.159  |
> | 1                  | Compacted        | 2017-01-19 16:32:33.251  | 2017-01-19 16:32:33.447  |
> | 0.1                | Success          | 2017-01-19 16:33:14.205  | 2017-01-19 16:33:14.531  |
> | 0                  | Compacted        | 2017-01-19 16:32:08.457  | 2017-01-19 16:32:08.657  |
> +--------------------+------------------+--------------------------+--------------------------+--+
> 13)Select the cust_name by Cust_id ideally Count should be 6 but it was coming as 14
> 0: jdbc:hive2://172.168.100.212:23040> select count( (CUST_NAME)) from uniqdata where CUST_ID=9000 ;
> +------+--+
> | _c0  |
> +------+--+
> | 14   |
> +------+--+



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