10/27
MySQL 8.2.0 启动选项和系统变量的变化多达 16 项
10/29
千秋二壮士，烜赫大梁城。
[「侠客行」](https://www.google.com/search?q=李白 侠客行)李白
10/30
sql绑定 + 所有ap查询都加
select /*+ set_var(tidb_isolation_read_engines=tiflash) */ count(*) from t;
11/2
版主产研技术交流会
https://github.com/pingcap/tidb/issues/48203
pingcap:master ← shawn0915:patch-1
已打开 05:22PM - 01 Nov 23 UTC
<!--
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PR Title Format:
1. pkg [, pkg2,… pkg3]: what's changed
2. *: what's changed
-->
### What problem does this PR solve?
<!--
Please create an issue first to describe the problem.
There MUST be one line starting with "Issue Number: " and
linking the relevant issues via the "close" or "ref".
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Issue Number: ref #43333
Problem Summary:
fix typo
### What is changed and how it works?
### Check List
Tests
- [ ] Unit test
- [ ] Integration test
- [ ] Manual test (add detailed scripts or steps below)
- [x] No need to test
> - [ ] I checked and no code files have been changed.
> - [x] fix typo in comment.
>
Side effects
- [ ] Performance regression: Consumes more CPU
- [ ] Performance regression: Consumes more Memory
- [ ] Breaking backward compatibility
Documentation
- [ ] Affects user behaviors
- [ ] Contains syntax changes
- [ ] Contains variable changes
- [ ] Contains experimental features
- [ ] Changes MySQL compatibility
### Release note
Please refer to [Release Notes Language Style Guide](https://pingcap.github.io/tidb-dev-guide/contribute-to-tidb/release-notes-style-guide.html) to write a quality release note.
```release-note
None
```
已打开 04:36PM - 01 Nov 23 UTC
area/planner
File: [/master/optimizer-hints.md](https://docs.pingcap.com/zh/tidb/dev/optimize… r-hints)
please add these items:
```
INDEX_JOIN
INDEX_HASH_JOIN
INDEX_MERGE_JOIN
```
ref asktug topic: https://asktug.com/t/topic/1015619
11/7
晴。
v7.6.0-alpha-nightly-20231106
11/8
TableTiDBCheckConstraints
11/10
无聊的知识+1
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.2.0-ShawnYan-debug Source distribution
Copyright (c) 2000, 2023, Oracle and/or its affiliates.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> select version();
+----------------------+
| version() |
+----------------------+
| 8.2.0-ShawnYan-debug |
+----------------------+
1 row in set (0.00 sec)
