Method: 1. Use root to log in and open the "/etc/my.cnf" file; 2. Add "lower_case_table_names=1" under the "mysqld" node in the file; 3. Use "service mysqld restart "Command to restart the mysql service.
The operating environment of this tutorial: linux7.3 system, mysql8.0.22 version, Dell G3 computer.
How to set the table name in mysql to be case-insensitive
In Linux, mysql is case-sensitive, but in Windows, mysql is not case-sensitive. Upper and lower case.
So the following solutions are based on Linux system.
After logging in with the root account, add lower_case_table_names=1 after [mysqld] in /etc/my.cnf, restart the MYSQL service, and the setting is successful: the table names are case-insensitive;
lower_case_table_names parameter details:
lower_case_table_names = 0
Where 0: case sensitive, 1: case insensitive
MySQL database name under Linux, The case rules for table names, column names, and aliases are as follows:
1. Database names and table names are strictly case-sensitive;
2. Table aliases are strictly case-sensitive;
3. Column names and column aliases are case-insensitive in all cases;
4. Variable names are also strictly case-sensitive;
MySQL is not case-sensitive under Windows.
3. If you want to distinguish the case of field values when querying, then: the field value needs to set the BINARY attribute. There are many ways to set it:
A. Set when creating:
CREATE TABLE T(
A VARCHAR(10) BINARY);B. Use alter to modify
Recommended learning:mysql video tutorial
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