clintropolis commented on code in PR #14760:
URL: https://github.com/apache/druid/pull/14760#discussion_r1286354173
##########
docs/querying/filters.md:
##########
@@ -410,6 +504,162 @@ The filter above is equivalent to the following OR of
Bound filters:
}
```
+
+## True filter
+The true filter is a filter which matches all values. It can be used to
temporarily disable other filters without removing the filter.
+
+```json
+{ "type" : "true" }
+```
+
+## False filter
+The false filter matches no values. It can be used to force a query to match
nothing.
+
+```json
+{"type": "false" }
+```
+
+
+## Search filter
+
+Search filters can be used to filter on partial string matches.
+
+```json
+{
+ "filter": {
+ "type": "search",
+ "dimension": "product",
+ "query": {
+ "type": "insensitive_contains",
+ "value": "foo"
+ }
+ }
+}
+```
+
+| Property | Description | Required |
+| -------- | ----------- | -------- |
+| `type` | Must be "search". | Yes |
+| `dimension` | Input column or virtual column name to filter. | Yes |
+| `query`| A JSON object for the type of search. See [search query
spec](#search-query-spec) for more information. | Yes |
+| `extractionFn` | [Extraction
function](./dimensionspecs.md#extraction-functions) to apply to `dimension`
prior to value matching. See [Filtering with Extraction
Functions](#filtering-with-extraction-functions) for details. | No |
+
+The search filter supports the use of extraction functions, see [Filtering
with Extraction Functions](#filtering-with-extraction-functions) for details.
Review Comment:
oops, meant to delete this since its in the table now
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