From bb4f7a0afeec045b4f56961d24922ab813421625 Mon Sep 17 00:00:00 2001 From: Aolin Date: Wed, 27 Sep 2023 10:57:26 +0800 Subject: [PATCH] explain joins: fix the TableReader operator Signed-off-by: Aolin --- explain-joins.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/explain-joins.md b/explain-joins.md index fa1ef33cae6aa..1127a38090233 100644 --- a/explain-joins.md +++ b/explain-joins.md @@ -39,7 +39,7 @@ ANALYZE TABLE t1, t2; ## Index Join -If the number of estimated rows that need to be joined is small (typically less than 10000 rows), it is preferable to use the index join method. This method of join works similar to the primary method of join used in MySQL. In the following example, the operator `├─TableReader_28(Build)` first reads the table `t1`. For each row that matches, TiDB will probe the table `t2`: +If the number of estimated rows that need to be joined is small (typically less than 10000 rows), it is preferable to use the index join method. This method of join works similar to the primary method of join used in MySQL. In the following example, the operator `├─TableReader_29(Build)` first reads the table `t1`. For each row that matches, TiDB will probe the table `t2`: > **Note:** >