From aa1631b8bbddc8d12ad8c8ad4d288c2397b91c3a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dani=C3=ABl=20van=20Eeden?= <git@myname.nl>
Date: Mon, 20 May 2024 07:38:45 +0200
Subject: [PATCH] Add info to PREPARE statement docs (#17309)

---
 sql-statements/sql-statement-prepare.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sql-statements/sql-statement-prepare.md b/sql-statements/sql-statement-prepare.md
index d13088ae7907e..7e45973d7bfc6 100644
--- a/sql-statements/sql-statement-prepare.md
+++ b/sql-statements/sql-statement-prepare.md
@@ -19,6 +19,12 @@ PrepareSQL ::=
 |   UserVariable
 ```
 
+> **Note:**
+>
+> For each `PREPARE` statement, the maximum number of placeholders is 65535.
+
+To limit the number of `PREPARE` statements in the current TiDB instance, you can use the [`max_prepared_stmt_count`](/system-variables.md#max_prepared_stmt_count) system variable.
+
 ## Examples
 
 ```sql