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[expand - 2 more] - does calcite support chinese? - Calcite - [mail # dev]
...>You need to prefix literals with ’N’, like this: N’привет'For the reference "Sql Server" silently converts characters to questionmarks, so the following yields T:select case when 'привет...
   Author: Vladimir Sitnikov , 2018-11-07, 19:33
[expand - 2 more] - Pull requests to review - Calcite - [mail # dev]
...I don't mean to fire a Volcano rule.I mean to just reuse the code in a creative way for the purpose ofSqlUserDefinedTableMacro.coerceCurrently, SqlUserDefinedTableMacro.coerce knows certain ...
   Author: Vladimir Sitnikov , 2018-11-06, 14:35
[CALCITE-2589] VolcanoPlanner#fireRules and VolcanoRuleCall#matchRecurse should ignore known-to-be-unimportant relations - Calcite - [issue]
...call.getPlanner().setImportance is used to avoid use of known-to-be-inefficient relation, however the check of importance is performed very late.The check is performed in org.apache.calcite....
http://issues.apache.org/jira/browse/CALCITE-2589    Author: Vladimir Sitnikov , 2018-11-05, 20:37
[expand - 1 more] - Timestamp as a parameter of UDF - Calcite - [mail # dev]
...Then it might be a bugin org/apache/calcite/linq4j/tree/OptimizeShuttle.java:277Have you tried to comment that branch out for test purposes?Vladimir...
   Author: Vladimir Sitnikov , 2018-10-25, 12:16
[expand - 3 more] - [DISCUSS] reasonable duration for tests in the Calcite codebase - Calcite - [mail # dev]
...I'm inclined to do something with LatticeTest (== mark it as disabled orsomething like that)It fails too often, and the only thing it does it tests HSQL (or H2?)ability to perform join queri...
   Author: Vladimir Sitnikov , 2018-10-24, 19:29
Exception-handling in built-in functions - Calcite - [mail # dev]
...Juilian>Hey, folks. We need your input here.Here are my thoughts:1) I think the features we add should have at least some level ofconsistency2) It is much safer to adopt well-known featur...
   Author: Vladimir Sitnikov , 2018-10-17, 18:36
[CALCITE-2451] RexSimplify: fuse unknownAsFalse and IS TRUE handling - Calcite - [issue]
...It looks like unknownAsFalse duplicates IS_TRUE handling.In other words, withUnknownAsFalse(true). simplfy(expr) is more or less comparable to simplify(isTrue(expr))Implementing IS_TRUE/IS_F...
http://issues.apache.org/jira/browse/CALCITE-2451    Author: Vladimir Sitnikov , 2018-10-08, 19:09
RelTraitPropagationVisitor and useless code policy - Calcite - [mail # dev]
...>For instance:- always delete, then discuss:-)If one is confident, no discussions needed.The code can be just deleted provided there's proper commit message.Vladimir...
   Author: Vladimir Sitnikov , 2018-10-05, 13:53
[expand - 13 more] - CALCITE-2458 Use of Kotlin for unit tests - Calcite - [mail # dev]
...Zoltan>if I run the java compiler it cames back complaining that it doesn'tknow what the testkt is.In other words, Kotlin compiles *.kt files, and javac compiles *.java files.As for me it...
   Author: Vladimir Sitnikov , 2018-10-03, 13:31
[CALCITE-2506] RexSimplify: coalesce(unaryPlus(nullInt), unaryPlus(vInt())) results in AssertionError: result mismatch - Calcite - [issue]
...coalesce(unaryPlus(nullInt), unaryPlus(vInt())) results injava.lang.AssertionError: result mismatch: when applied to {?0.int0=-1}, COALESCE(+(null), +(?0.int0)) yielded -1, and +(null) yield...
http://issues.apache.org/jira/browse/CALCITE-2506    Author: Vladimir Sitnikov , 2018-10-01, 10:00