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https://issues.apache.org/jira/browse/CALCITE-7079?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
zhaowang reassigned CALCITE-7079:
---------------------------------
Assignee: zhaowang
> Mongodb Adapter unable to translate multiple $ne condition conposed of "AND"
> ----------------------------------------------------------------------------
>
> Key: CALCITE-7079
> URL: https://issues.apache.org/jira/browse/CALCITE-7079
> Project: Calcite
> Issue Type: Bug
> Reporter: zhaowang
> Assignee: zhaowang
> Priority: Major
>
> Mongodb adapter translate more than one $ne condition error.
> run sql:
> {code:java}
> select city, state from zips where city <> 'ABERDEEN' and city <>
> 'AIKEN'{code}
> query plan:
> {code:java}
> {
> "$match": {
> "city": {
> "$ne": "AIKEN"
> }
> }
> }, {$project: {CITY: '$city', STATE: '$state'}}{code}
> The condition (city <> 'ABERDEEN') lost，actually, more than one $ne condition
> conpose of AND have to translate to $nin operation, such as:
> {code:java}
> {
> "$match": {
> "city": {
> "$nin": [
> "AIKEN",
> "ABERDEEN"
> ]
> }
> }
> }, {$project: {CITY: '$city', STATE: '$state'}} {code}
>
>
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