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The following commit(s) were added to refs/heads/master by this push:
new 1c998378 [hotfix] Document Delayed Retry Strategy For Lookup in
LookupJoin
1c998378 is described below
commit 1c9983784d8038069aa739ed6ac3ccfb5639cec5
Author: JingsongLi <[email protected]>
AuthorDate: Tue Mar 7 11:38:04 2023 +0800
[hotfix] Document Delayed Retry Strategy For Lookup in LookupJoin
---
docs/content/docs/how-to/lookup-joins.md | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/docs/content/docs/how-to/lookup-joins.md
b/docs/content/docs/how-to/lookup-joins.md
index 408e30f3..7cac8709 100644
--- a/docs/content/docs/how-to/lookup-joins.md
+++ b/docs/content/docs/how-to/lookup-joins.md
@@ -82,6 +82,11 @@ The lookup join operator will maintain a RocksDB cache
locally and pull the late
This feature is only suitable for tables containing at most tens of millions
of records to avoid excessive use of local disks.
+{{< hint info >}}
+If the records of `Orders` (main table) join missing because the corresponding
data of `customers` (lookup table) is not ready.
+You can consider using Flink's [Delayed Retry Strategy For
Lookup](https://nightlies.apache.org/flink/flink-docs-master/docs/dev/table/sql/queries/hints/#3-enable-delayed-retry-strategy-for-lookup).
+{{< /hint >}}
+
## RocksDB Cache Options
The following options allow users to finely adjust RocksDB for better
performance. You can either specify them in table properties or in dynamic
table hints.
