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prevent duplication data uploaded to MySQL

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3 days 7 hours ago #3334 by ekatsa
prevent duplication data uploaded to MySQL was created by ekatsa
How do I prevent duplication data uploaded to MySQL database from a CSV or Excel file upload?

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3 days 7 hours ago #3335 by ekatsa
Replied by ekatsa on topic prevent duplication data uploaded to MySQL
you may
  1. use unique keys
  2. before insert triggers in the MySQL
  3. write a program, maybe PHP, to perform Pre-Insert tasks
  4. maybe more
In one migration project from a Tailored Oracle Accounting System to SAP, I had done the insert using PRO*C programs for the export (where there were possible checks) and the Impor Utility of SAP).

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