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Migrating BLOB Data in a MySQL Database to S3

In this lab, we will migrate BLOB data stored in a relational database table to S3. We will then update that table, replacing the binary data with references to the location of the files in S3.

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Path Info

Clock icon Intermediate
Clock icon 2h 0m
Clock icon Aug 06, 2020

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Table of Contents

  1. Challenge

    Extract BLOB Data from MySQL Database

    Either using the script provided in the helper/ directory or with your preferred method, extract the BLOB data from the file_data column and save the data into the appropriately named files from the file_name column of the johnselfie.selfies table.

  2. Challenge

    Move Extracted Files to S3

    Move the extracted files to the media/ prefix of the S3 bucket provided in the environment.

  3. Challenge

    Update Database or Code with S3 URIs

    Drop the file_data column from the johnselfie.selfies tables, and either:

    • Replace it with a new file_data column, and add the appropriate data to this column.
    • Update the application code to deterministically generate the correct URI for each file referenced in the database.

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