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https://issues.apache.org/jira/browse/DRILL-7356?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16913459#comment-16913459
]
ASF GitHub Bot commented on DRILL-7356:
---------------------------------------
arina-ielchiieva commented on pull request #1846: DRILL-7356: Introduce session
options for the Drill Metastore
URL: https://github.com/apache/drill/pull/1846#discussion_r316767345
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/ExecConstants.java
##########
@@ -1044,4 +1044,67 @@ public static String bootDefaultFor(String name) {
public static final RangeLongValidator QUERY_MAX_ROWS_VALIDATOR = new
RangeLongValidator(QUERY_MAX_ROWS, 0, Integer.MAX_VALUE,
new OptionDescription("The maximum number of rows that the query will
return. This can be only set at a SYSTEM level by an admin. (Drill 1.16+)"));
+ /**
+ * Option that enables Drill metastore usage.
+ */
+ public static final String METASTORE_ENABLED = "metastore.enabled";
+ public static final BooleanValidator METASTORE_ENABLED_VALIDATOR = new
BooleanValidator(METASTORE_ENABLED,
+ new OptionDescription("Enables Drill metastore usage to be able to store
table metadata " +
+ "during ANALYZE TABLE commands execution and to be able to read
table metadata during regular " +
+ "queries execution or when querying some INFORMATION_SCHEMA tables.
" +
+ "This option is not active for now. Default is false. (Drill
1.17+)"));
+
+ /**
+ * Option for specifying maximum level depth for collecting metadata
+ * which will be stored in the Drill metastore. For example, when {@code
FILE} value
+ * is set, {@code ROW_GROUP} level metadata wouldn't be collected and stored
into the metastore.
Review comment:
```suggestion
* is set, {@code ROW_GROUP} level metadata eon't be collected and stored
into the Metastore.
```
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> Introduce session options for the Drill Metastore
> -------------------------------------------------
>
> Key: DRILL-7356
> URL: https://issues.apache.org/jira/browse/DRILL-7356
> Project: Apache Drill
> Issue Type: Sub-task
> Affects Versions: 1.17.0
> Reporter: Volodymyr Vysotskyi
> Assignee: Volodymyr Vysotskyi
> Priority: Major
> Fix For: 1.17.0
>
>
> Introduce a new session option for enabling metastore: {{metastore.enabled}}.
> It will be used during the next steps of development.
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