From bc0d0887d4f4981dee8a22f25a1ced49b99bfbd9 Mon Sep 17 00:00:00 2001 From: Joyinqin Date: Tue, 20 Apr 2021 18:09:52 +0800 Subject: [PATCH] Update sql-statement-explain.md --- sql-statements/sql-statement-explain.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sql-statements/sql-statement-explain.md b/sql-statements/sql-statement-explain.md index 844ffec4468b4..91f4ac5dcc3a9 100644 --- a/sql-statements/sql-statement-explain.md +++ b/sql-statements/sql-statement-explain.md @@ -30,7 +30,7 @@ TiDB supports the `EXPLAIN [options] FOR CONNECTION connection_id` statement. Ho > **Note:** > -> If you use the `mysql` client to connect to TiDB you may want to use `pager less -S` to avoid line wrapping in your terminal and instead press the right arrow on your keyboard to horizontally scroll through the explain output. +> When you use the MySQL client to connect to TiDB, to read the output result in a clearer way without line wrapping, you can use the `pager less -S` command. Then, after the `EXPLAIN` result is output, you can press the right arrow → button on your keyboard to horizontally scroll through the output. Currently, `EXPLAIN` in TiDB outputs 5 columns: `id`, `estRows`, `task`, `access object`, `operator info`. Each operator in the execution plan is described by these attributes, with each row in the `EXPLAIN` output describing an operator. The description of each attribute is as follows: