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https://issues.apache.org/jira/browse/HAWQ-369?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15129472#comment-15129472
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ASF GitHub Bot commented on HAWQ-369:
-------------------------------------
Github user sansanichfb commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/324#discussion_r51662919
--- Diff: src/backend/commands/dbcommands.c ---
@@ -848,11 +848,18 @@ createdb(CreatedbStmt *stmt)
* Check for db name conflict. This is just to give a more friendly
error
* message than "unique index violation". There's a race condition but
* we're willing to accept the less friendly message in that case.
+ * Also check that user is not trying to use "hcatalog" as a database
name,
+ * because it's already reserved for hcatalog feature integration.
--- End diff --
updated
> Hcatalog as reserved name
> -------------------------
>
> Key: HAWQ-369
> URL: https://issues.apache.org/jira/browse/HAWQ-369
> Project: Apache HAWQ
> Issue Type: New Feature
> Components: PXF
> Reporter: Goden Yao
> Assignee: Goden Yao
> Labels: Hcatalog
>
> https://github.com/apache/incubator-hawq/tree/master/src/test/regress
> With Hcatalog integration, we've reserved "hcatalog" as keyword for the
> following scenarios
> *Acceptance Criteria*
> 1. {code}CREATE DATABASE hcatalog{code} should fail with a reserved name error
> {code}
> "hcatalog" is a reserved name for hcatalog feature integration
> {code}
> 2. {code}CREATE SCHEMA hcatalog{code} should be fine.
> 3. {code}CREATE TABLE hcatalog(hcatalog int){code} should be fine, there is
> no ambiguity for table/column names.
> 4. {code}ALTER DATABASE name RENAME to hcatalog{code} should fail with a
> reserved name error
> {code}"hcatalog" is a reserved name for hcatalog feature integration{code}
> 5. {code}ALTER DATABASE hcatalog RENAME to xxx{code} should fail with a
> system error
> {code}permission denied to ALTER DATABASE hcatalog is reserved for system
> use{code}
> 6. {code}\connect hcatalog{code} should fail with a system error
> {code}hcatalog database is only for system use{code}
> 7. Add regression tests to the above scenarios
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