[calcite] branch site updated: Add regression warning to prevent users from upgrading to 1.26.0

[vl...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

vladimirsitnikov pushed a commit to branch site
in repository https://gitbox.apache.org/repos/asf/calcite.git


The following commit(s) were added to refs/heads/site by this push:
     new 9fd6ab4  Add regression warning to prevent users from upgrading to 1.26.0
9fd6ab4 is described below

commit 9fd6ab43a700cc6900275d0e0759cad53d3591c6
Author: Vladimir Sitnikov <si...@gmail.com>
AuthorDate: Sun Nov 15 13:52:45 2020 +0300

    Add regression warning to prevent users from upgrading to 1.26.0
---
 site/_posts/2020-10-06-release-1.26.0.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/site/_posts/2020-10-06-release-1.26.0.md b/site/_posts/2020-10-06-release-1.26.0.md
index e09bfe7..bc3995e 100644
--- a/site/_posts/2020-10-06-release-1.26.0.md
+++ b/site/_posts/2020-10-06-release-1.26.0.md
@@ -30,6 +30,10 @@ The [Apache Calcite PMC]({{ site.baseurl }})
 is pleased to announce
 [Apache Calcite release 1.26.0]({{ site.baseurl }}/docs/history.html#v1-26-0).
 
+**Warning:** Calcite 1.26.0 has **severe** issues with `RexNode` simplification caused by `SEARCH operator` (
+wrong data from query optimization, `NullPointerException`), so use 1.26.0 for development only,
+and beware that Calcite 1.26.0 would corrupt your data.
+
 This release comes about two months after 1.25.0 and includes more than 70 resolved
 issues, comprising a lot of new features and bug-fixes. Among others, it is worth highlighting the following.