How to use code to modify data table in navicat

Modify the data table through SQL code: 1. Connect to the database; 2. Open the SQL editor; 3. Write SQL code; 4. Execute the code; 5. Confirm the changes.

How to use code to modify the data table in Navicat

Using Navicat, you can easily modify the data table structure through SQL code . The specific steps are as follows:

1. Connect to the database

In Navicat, connect to the target database.

2. Open SQL Editor

Click the "SQL Editor" icon on the toolbar, or press "Ctrl N".

3. Write SQL code

Write SQL code to modify the data table in the SQL editor. For example, to add a new column named "age", you would use the following code:

<code class="sql">ALTER TABLE table_name ADD COLUMN age INT;</code>

4. Execute code

Click SQL Edit "Go" icon on the browser toolbar, or press "F9".

5. Confirm changes

Navicat will execute the code and display the results. Check the Messages tab to confirm whether the change was successful.

Additional Tips:

• When writing code, make sure to use the correct table and column names.
• You can use the "ALTER TABLE" statement to perform various modification operations, such as adding, deleting, or modifying columns.
• Navicat provides syntax highlighting and auto-complete features to help write SQL code.
• For complex data table modifications, it is recommended to use transactions to ensure data integrity.

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