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Web Application Development

  • A database transaction is a way to ‘link’ multiple queries together as if they were executed as a single unit. This allows queries that need to succeed as a group to either all succeed or all fail.
  • Using transactions has the following steps:
    1. Signify the start of a transaction.
    2. Run the queries comprising the transaction ‘unit’.
    3. If ALL queries are successful, commit ALL of the query results.
    4. If an error occurs in ANY query, rollback the results of ALL queries that were part of the transaction unit.

Web Application Development

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Advanced PHP Training with MySQL