How to solve the error code 1100 Table & # 039; was not locked with LOCK TABLES

This article is mainly about "how to solve the error code 1100 Table't error departmentalization info' was not locked with LOCK TABLES", interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn how to solve the error code 1100 Table'terror departmentinfo' was not locked with LOCK TABLES!

The first step, error description

1 queries executed, 0 success, 1 errors, 0 warnings query: insert into emp values. Error code: 1100 Table'ttransmission departmentinfo' was not locked with LOCK TABLES: 0 sec transfer time: 0 sec total time: 0 sec

Step two, the cause of the error.

Lock the emp database table READ: LOCK TABLE emp READ

Inserting data into emp and calling trigger insert_data

DELIMITER $$USE `test` $$DROP TRIGGER / *! 50032 IF EXISTS * / `insert_ data` $$CREATE / *! 50017 DEFINER = 'root'@'localhost' * / TRIGGER `insert_ data`BEFORE INSERT ON `emp` FOR EACH ROW BEGIN INSERT INTO t_depart_info (id,depart_name,depart_teacher) VALUES

The third step, the solution (very simple)

Release lock UNLOCK TABLES

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