[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16838435#comment-16838435
]
ASF subversion and git services commented on KYLIN-3934:
Commit 53123d3e5250041203f1c815ed93533bd03a7d2b in kylin's branch
refs/heads/2.6.x-hadoop3.1 from wanghao
[ https://gitbox.apache.org/repos/asf?p=kylin.git;h=53123d3 ]
KYLIN-3934 add config for sqoop config null-string and null-non-string
> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
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[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16837096#comment-16837096
]
nichunen commented on KYLIN-3934:
-
Committed to 2.6.x branch
> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
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[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16837097#comment-16837097
]
ASF subversion and git services commented on KYLIN-3934:
Commit 53123d3e5250041203f1c815ed93533bd03a7d2b in kylin's branch
refs/heads/2.6.x from wanghao
[ https://gitbox.apache.org/repos/asf?p=kylin.git;h=53123d3 ]
KYLIN-3934 add config for sqoop config null-string and null-non-string
> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
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[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16836427#comment-16836427
]
ASF GitHub Bot commented on KYLIN-3934:
---
nichunen commented on pull request #635: KYLIN-3934 add config for sqoop config
null-string and null-non-string
URL: https://github.com/apache/kylin/pull/635
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> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
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(v7.6.3#76005)
[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16836428#comment-16836428
]
ASF subversion and git services commented on KYLIN-3934:
Commit 3f0ca847e09532ff07d4258f92e30fec331e672c in kylin's branch
refs/heads/master from wanghao
[ https://gitbox.apache.org/repos/asf?p=kylin.git;h=3f0ca84 ]
KYLIN-3934 add config for sqoop config null-string and null-non-string
> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
This message was sent by Atlassian JIRA
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[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16835447#comment-16835447
]
ASF GitHub Bot commented on KYLIN-3934:
---
nichunen commented on pull request #587: KYLIN-3934 add config for sqoop
config null-string and null-non-string
URL: https://github.com/apache/kylin/pull/587
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> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16835439#comment-16835439
]
ASF GitHub Bot commented on KYLIN-3934:
---
nichunen commented on pull request #635: KYLIN-3934 add config for sqoop config
null-string and null-non-string
URL: https://github.com/apache/kylin/pull/635
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> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
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(v7.6.3#76005)
[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16812995#comment-16812995
]
ASF GitHub Bot commented on KYLIN-3934:
---
freewh commented on pull request #587: KYLIN-3934 add config for sqoop config
null-string and null-non-string
URL: https://github.com/apache/kylin/pull/587
add config for sqoop config null-string and null-non-string
fix build error with adding source version and target version in
scala-maven-plugin
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> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
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(v7.6.3#76005)
[jira] [Commented] (KYLIN-3934) sqoop import param '--null-string' result in null value become blank string in hive table
[
https://issues.apache.org/jira/browse/KYLIN-3934?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16812382#comment-16812382
]
Shaofeng SHI commented on KYLIN-3934:
-
Hao, would you like to raise a PR to Kylin? Thank you!
> sqoop import param '--null-string' result in null value become blank string
> in hive table
> -
>
> Key: KYLIN-3934
> URL: https://issues.apache.org/jira/browse/KYLIN-3934
> Project: Kylin
> Issue Type: Bug
> Components: Others
>Affects Versions: v2.6.0
>Reporter: wanghao
>Priority: Major
> Fix For: v2.6.2
>
>
> when column value from jdbc is null, sqoop will write it into hive table with
> blank string.
> eg
> jdbc:
> A | B
> 1 | 1
> 2 | 2
> a | null
>
> hive table:
> A | B
> 1 | 1
> 2 | 2
> a |
> because of this, when I use count(distinct B), it return 3, not 2, and it can
> lead to other problems
>
>
> {code:java}
> String cmd = String.format(Locale.ROOT,
> "%s/bin/sqoop import" + generateSqoopConfigArgString()
> + "--connect \"%s\" --driver %s --username %s --password %s --query \"%s AND
> \\$CONDITIONS\" "
> + "--target-dir %s/%s --split-by %s --boundary-query \"%s\" --null-string '' "
> + "--fields-terminated-by '%s' --num-mappers %d",
> sqoopHome, connectionUrl, driverClass, jdbcUser, jdbcPass, selectSql,
> jobWorkingDir, hiveTable,
> splitColumn, bquery, filedDelimiter, mapperNum);
> {code}
> the param '–null=string' should be '
> \\N' instead of blank string ''.
> I resolved this problem by replace the param. But it needs be configured in
> kylin.properties
>
>
>
--
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(v7.6.3#76005)
