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How to Avoid Connection Timeouts When Importing Large MySQL Databases?

Susan Sarandon

Nov 09, 2024 pm 02:03 PM

How to Avoid Connection Timeouts When Importing Large MySQL Databases?

How to Prevent Connection Timeouts for Large MySQL Imports

Importing large MySQL databases can pose a challenge, particularly with the risk of connection timeouts. This article explores effective strategies to address this issue during development.

Strategies for Importing Large MySQL Databases

1. PHPMyAdmin Import

a) Check and adjust MySQL ini settings (e.g., max_allowed_packet, read_buffer_size) to increase import limits.
b) Modify PHP.ini settings (e.g., max_execution_time, memory_limit) to extend PHP limits during import.

2. Using Big Dump Staggered MySQL Dump Importer

a) Download and use the Big Dump script to split import into smaller blocks, overcoming timeout issues.

3. MySQL Console

a) Access the MySQL console (e.g., through WAMP control panel).
b) Use the use command to specify the target database.
c) Execute the source command followed by the SQL file path to import the database.

Additional Considerations

MySQL Workbench: Another option for importing large databases with a user-friendly interface.

Disabling Foreign Key Constraints: To avoid errors during import, consider temporarily disabling foreign key constraints using the following MySQL syntax:

SET FOREIGN_KEY_CHECKS=0;

SET FOREIGN_KEY_CHECKS=1;

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