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How Can I Generate Rows in MySQL Like Oracle's CONNECT BY?

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Release: 2025-01-15 10:08:44
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How Can I Generate Rows in MySQL Like Oracle's CONNECT BY?

Generating Rows in MySQL: Alternatives to Oracle's CONNECT BY

Oracle's CONNECT BY clause provides a convenient way to generate rows for joins. This capability isn't directly available in MySQL.

Workarounds in Other Database Systems:

  • MS SQL Server: Leverage the WITH clause combined with the UNION ALL operator to achieve row generation.
  • PostgreSQL: Employ the generate_series() function for efficient row creation.

MySQL's Missing Row Generation Feature:

MySQL lacks a built-in function equivalent to Oracle's row generator. This absence can pose challenges when working with complex queries involving multiple joins and the need to generate additional rows.

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