You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@calcite.apache.org by "Shuyi Chen (JIRA)" <ji...@apache.org> on 2018/04/23 22:44:00 UTC
[jira] [Created] (CALCITE-2276) Calcite unable to parse ROW value
constructor in certain scenario
Shuyi Chen created CALCITE-2276:
-----------------------------------
Summary: Calcite unable to parse ROW value constructor in certain scenario
Key: CALCITE-2276
URL: https://issues.apache.org/jira/browse/CALCITE-2276
Project: Calcite
Issue Type: Bug
Components: core
Reporter: Shuyi Chen
Assignee: Julian Hyde
h2. Original dev mailing list question:
Now for our production, we can parse a query successfully like this :
-- correlated IN subquery
-- TC 01.01
SELECT t1a,
t1b,
t1h
FROM t1
WHERE ( t1a, t1h ) NOT IN (SELECT t2a,
t2h
FROM t2
WHERE t2a = t1a
ORDER BY t2a)
AND t1a = 'val1a'
but if we add in `Row`:
-- correlated IN subquery
-- TC 01.01
SELECT t1a,
t1b,
t1h
FROM t1
WHERE ROW( t1a, t1h ) NOT IN (SELECT t2a,
t2h
FROM t2
WHERE t2a = t1a
ORDER BY t2a)
AND t1a = 'val1a'
it will throw exception:
Caused by: org.apache.calcite.sql.parser.SqlParseException: ROW expression
encountered in illegal context
at
org.apache.calcite.sql.parser.impl.SqlParserImpl.convertException(SqlParserImpl.java:351)
at
org.apache.calcite.sql.parser.impl.SqlParserImpl.normalizeException(SqlParserImpl.java:133)
at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:138)
at org.apache.calcite.sql.parser.SqlParser.parseStmt(SqlParser.java:163)
at
org.apache.flink.table.calcite.FlinkPlannerImpl.parse(FlinkPlannerImpl.scala:81)
... 8 more
For the success query, if we exec parsed AST tree rootNode.toString(), it
will return a query like:
SELECT `t1a`,
`t1b`,
`t1h`
FROM `t1`
WHERE ROW(`t1a`, `t1h`) NOT IN (SELECT `t2a`, `t2h`
FROM `t2`
WHERE `t2a` = `t1a`
ORDER BY `t2a`)
AND `t1a` = 'val1a'
This is inconsistent by Calcite itself semantic.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)