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Posted to issues@calcite.apache.org by "Danny Chen (Jira)" <ji...@apache.org> on 2020/10/12 11:46:00 UTC
[jira] [Updated] (CALCITE-4333) The Sort rel should be decorrelated
even though it has fetch or limit when its parent is not a Correlate
[ https://issues.apache.org/jira/browse/CALCITE-4333?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Danny Chen updated CALCITE-4333:
--------------------------------
Description:
Check this test in SqlToRelConverterTest:
{code:java}
@Test void testSortLimitWithCorrelateInput() {
final String sql = "" +
"SELECT deptno, ename\n" +
" FROM\n" +
" (SELECT DISTINCT deptno FROM emp) t1,\n" +
" LATERAL (\n" +
" SELECT ename, sal\n" +
" FROM emp\n" +
" WHERE deptno = t1.deptno)\n" +
" ORDER BY ename DESC\n" +
" LIMIT 3";
sql(sql).ok();
}
{code}
> The Sort rel should be decorrelated even though it has fetch or limit when its parent is not a Correlate
> --------------------------------------------------------------------------------------------------------
>
> Key: CALCITE-4333
> URL: https://issues.apache.org/jira/browse/CALCITE-4333
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.26.0
> Reporter: Danny Chen
> Assignee: Danny Chen
> Priority: Major
> Fix For: 1.27.0
>
>
> Check this test in SqlToRelConverterTest:
> {code:java}
> @Test void testSortLimitWithCorrelateInput() {
> final String sql = "" +
> "SELECT deptno, ename\n" +
> " FROM\n" +
> " (SELECT DISTINCT deptno FROM emp) t1,\n" +
> " LATERAL (\n" +
> " SELECT ename, sal\n" +
> " FROM emp\n" +
> " WHERE deptno = t1.deptno)\n" +
> " ORDER BY ename DESC\n" +
> " LIMIT 3";
> sql(sql).ok();
> }
> {code}
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