I am trying to understand sql recursive statements, but it is really hard for me. For example:
Thats an exampe I am trying to understand and to write down the output.
Can sb pls explain me how this works, step by step?
greetings and thx in advance
maya
Also, see here - http://www.postgresql.org/docs/8.4/static/queries-with.html, where the steps of the recursive query evaluation are described.
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