Delete mysql1/10/2024 Your script should now look something like this: SET FOREIGN_KEY_CHECKS = 0 ![]() Then, add this line at the end of your script to enable them: SET FOREIGN_KEY_CHECKS = 1 A quicker way to do this is to disable the foreign key checks when these statements are run, so you can drop the tables and avoid the error.Īdd this line above all of your Drop Table statements to disable the foreign key checks: SET FOREIGN_KEY_CHECKS = 0 One way to get around this is to rearrange your SQL statements to drop the tables in a suitable order.īut that takes too long. If you have foreign keys in your database, then you may encounter errors if you drop a table that is related to another table using foreign keys. Step 3: Disable and Enable Foreign Key Checks You may need to right-click on your results and select “Copy Row (unquoted)” so you don’t get quotes surrounding each line. If you’re using MySQL Workbench, for example, it would look like this: Your window should look something like this: DROP TABLE IF EXISTS `customer` Now we have a list of tables with the Drop Table command. Step 2: Copy and Paste The Results Into a New Window The backticks are used to ensure table names with special characters don’t mess up the results. SELECT CONCAT('DROP TABLE IF EXISTS `', table_name, '` ') Your result may look like this: table_nameīut, to make this easier, we can add the command DROP TABLE IF EXISTS to the start of this output. Replace the word “database_name” with the name of your database. You can get a list of all tables in your MySQL database by running this query: SELECT table_name Step 1: Generate a List of Drop Table Statements For All Tables Set the foreign key checks off and then on again.Selecting a list of tables from the data dictionary, and combining this with some text to generate a set of Drop Table statements.There is no “mysql drop all tables” command, but there is an easy way to generate it. You can drop the database, and recreate it, but you’ll lose the users, their permissions, and any other objects you have created such as views and stored procedures.ĭropping the tables is an easy thing to do if you want to reset your data. To keep user privileges and other database objects such as views and procedures. Removing all of the tables in the database will remove all of the data in the tables, giving you what looks like an empty database.īut why would you do this? Why not just drop the database? ![]() In this article, you’ll learn how to do that easily, both using an SQL command an inside an IDE such as MySQL Workbench. There may come a time when you need to drop all tables in a MySQL database.
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