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https://issues.apache.org/jira/browse/CARBONDATA-4237?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
PRIYESH RANJAN updated CARBONDATA-4237:
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Environment: Contents verified on Spark 2.4.5 and Spark 3.1.1 (was:
Content verified on Spark 2.4.5 and Spark 3.1.1)
> documentation issues in github master docs.
> -------------------------------------------
>
> Key: CARBONDATA-4237
> URL: https://issues.apache.org/jira/browse/CARBONDATA-4237
> Project: CarbonData
> Issue Type: Bug
> Components: docs
> Affects Versions: 2.2.0
> Environment: Contents verified on Spark 2.4.5 and Spark 3.1.1
> Reporter: PRIYESH RANJAN
> Priority: Minor
>
> +Modification 1 :+
> [https://github.com/apache/carbondata/blob/master/docs/streaming-guide.md]
> Streaming table don't support alter table operation(alter add columns, drop
> column, rename column, change datatypes and rename table name) so In
> Constraint section of this doc ,it can be added.
> 0: jdbc:hive2://100-112-148-186:22550/> alter table uniqdata_alter add
> columns(id2 int);
> Error: org.apache.hive.service.cli.HiveSQLException: Error running query:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Alter table add column is not allowed for streaming table
> 0: jdbc:hive2://100-112-148-186:22550/> alter table uniqdata_alter drop
> columns(integer_column1);
> Error: org.apache.hive.service.cli.HiveSQLException: Error running query:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Alter table drop column is not allowed for streaming table.
> 0: jdbc:hive2://100-112-148-186:22550/> ALTER TABLE uniqdata_alter rename TO
> uniqdata_alterTable ;
> Error: org.apache.hive.service.cli.HiveSQLException: Error running query:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Alter rename table is not allowed for streaming table.
>
> +Modification 2 :+
> [https://github.com/apache/carbondata/blob/master/docs/file-structure-of-carbondata.md]
> Since Metadata folder contain segment, tablestatus and schema folder so
> dictionary file related content inside metadata folder can be removed from
> doc.
> eg : Metadata directory stores schema files, tablestatus and *dictionary
> files (including .dict, .dictmeta and .sortindex).* There are three types of
> metadata data information files.
>
> +Modification 3 :+
> [https://github.com/apache/carbondata/blob/master/docs/sdk-guide.md]
> In the Quick Example section of following doc, it still converting date
> datatype to Integer value and timestamp datatype to long value whereas now
> they accept value as date and timestamp value respectively.
> {{ }}{{}}
> {{while (reader.hasNext()) {
> Object[] row = (Object[]) reader.readNextRow();
>
> System.out.println(String.format("%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t",
> i, row[0], row[1], row[2], row[3], row[4], row[5],
> new Date((day * ((int) row[6]))), new Timestamp((long) row[7] /
> 1000), row[8]
> ));}}{{}}{{}}
> {{can be modified to}}
> while (reader.hasNext()) {
> Object[] row = (Object[]) reader.readNextRow();
>
> System.out.println(String.format("%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t",
> i, row[0], row[1], row[2], row[3], row[4], row[5], row[6], row[7],
> row[8], row[9]
> ));{{}}
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