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Hi, @UNHNQ
I think it would be better to use permalink instead of normal link. eg.
-* [Request](https://github.com/pingcap/tidb/blob/source-code/kv/kv.go#L176): 请求的内容
+* [Request](https://github.com/pingcap/tidb/blob/45457ea8810ca7b835da4ba7f55d0eee02043ac5/kv/kv.go#L176): 请求的内容
BTW, something is missing here
用于生成全局唯一自增 ID 的模块,除了用于给每个表的自增 ID 之外,还用于生成???
As follows:
至此我们已经聊完了如何将 Table 映射到 KV 上面,这里再举个简单的例子,便于大家理解,还是以上面的表结构为例。假设表中有 3 行数据:
1."TiDB", "SQL Layer", 10
2."TiKV", "KV Engine", 20
3."PD", "Manager", 30
It should be a comma not a dot after 1/2/3
If I didn't get into mistake while reading the source code, when we encodes a key, we put the table_id
just after the table prefix b"t"
. That is, the key format are like:
t{table_id}_r{record_id}
However this article says:
Key: tablePrefix_rowPrefix_tableID_rowID
It results in that someone (including me) get confused while trying to understand the encoding of keys.
It would be helpful to have those TODOs updated with blog links.
https://github.com/pingcap/blog-cn/blob/master/tidb-source-code-reading-2.md
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