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How to delete a data in the table in mysql

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Release: 2024-05-01 20:30:46
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Use the DELETE statement in MySQL to delete a row of data in a table. The syntax is DELETE FROM table_name WHERE condition; the steps include: specify the table to delete data, specify the deletion condition, and execute the statement.

How to delete a data in the table in mysql

Delete a row of data in the table in MySQL

In MySQL, you can use DELETE statement deletes a row of data in the table. The syntax is as follows:

<code>DELETE FROM table_name
WHERE condition;</code>
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where:

  • table_name is the name of the table from which data is to be deleted.
  • condition is a condition that specifies the rows to be deleted.

Example:

To delete rows with id being 1 from the users table, you can use the following Statement:

<code>DELETE FROM users
WHERE id = 1;</code>
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Execution steps:

  1. Use the DELETE statement to specify the table from which data is to be deleted.
  2. Use the WHERE clause to specify deletion conditions.
  3. Execute statements to delete data.

Note: The

  • DELETE statement will delete the data immediately, so please make sure the data is correct before execution.
  • If you do not specify the WHERE clause, this statement will delete all rows in the table.
  • After deleting data, it cannot be restored.

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