abhishekagarwal87 commented on code in PR #15455:
URL: https://github.com/apache/druid/pull/15455#discussion_r1410584369
##########
docs/querying/filters.md:
##########
@@ -450,6 +450,43 @@ Note that it is often more optimal to use a like filter
instead of a regex for s
{ "type": "regex", "dimension": "someColumn", "pattern": ^50.* }
```
+## Array contains element filter
+
+The `arrayContainsElement` filter is for checking if an `ARRAY` contains a
specific element, but can match against any type of column with scalar columns
being treated as single element arrays.
+
+| Property | Description | Required |
+| -------- | ----------- | -------- |
+| `type` | Must be "arrayContainsElement".| Yes |
+| `column` | Input column or virtual column name to filter. | Yes |
Review Comment:
its ok even if we make an exception here :)
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