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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.
Lab Info
Table of Contents
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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 thefile_datacolumn and save the data into the appropriately named files from thefile_namecolumn of thejohnselfie.selfiestable. -
Challenge
Move Extracted Files to S3
Move the extracted files to the
media/prefix of the S3 bucket provided in the environment. -
Challenge
Update Database or Code with S3 URIs
Drop the
file_datacolumn from thejohnselfie.selfiestables, and either:- Replace it with a new
file_datacolumn, 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.
- Replace it with a new
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