[jira] [Updated] (CALCITE-3993) Add isDefault(), keys(), keyBits() to RelTrait interface

[Haisheng Yuan (Jira)]

     [ 
https://issues.apache.org/jira/browse/CALCITE-3993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Haisheng Yuan updated CALCITE-3993:
-----------------------------------
    Description: 
It is an extremely frequent usage to check whether the distribution is default 
(ANY), the collation is default (EMPTY).

Also add the following to RelDistribution and RelCollation
{code:java}
ImmutableIntList getKeys();
ImmutableBitSet getKeysBits();
{code}

  was:
It is an extremely frequent usage to check whether the distribution is default 
(ANY), the collation is default (EMPTY).

Also add 
{code:java}
ImmutableIntList keys();
ImmutableBitSet keysBits();
{code}


> Add isDefault(), keys(), keyBits() to RelTrait interface
> --------------------------------------------------------
>
>                 Key: CALCITE-3993
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3993
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>            Reporter: Haisheng Yuan
>            Priority: Major
>
> It is an extremely frequent usage to check whether the distribution is 
> default (ANY), the collation is default (EMPTY).
> Also add the following to RelDistribution and RelCollation
> {code:java}
> ImmutableIntList getKeys();
> ImmutableBitSet getKeysBits();
> {code}



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