[doc] Document lookup.cache to full

apache · Mar 13, 2024 · 75a3fab · 75a3fab
1 parent 168e2c2
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diff --git a/docs/content/how-to/lookup-joins.md b/docs/content/how-to/lookup-joins.md
@@ -30,6 +30,10 @@ under the License.
 
 Paimon supports lookup joins on tables with primary keys and append tables in Flink. The following example illustrates this feature.
 
+{{< hint warning >}}
+Release Version 0.7.0-incubating has a relatively serious bug, please alway set `lookup.cache` = `full`.
+{{< /hint >}}
+
 ## Prepare
 
 First, let's create a Paimon table and update it in real-time.