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Implementing An N-Level Nested Tree In PHP And PostgreSQL, Part 1

By Quentin Zervaas, 4 March 2005 MySQL PHP PostgreSQL Download PDF (2 comments)

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anas, 4 March 2008

Another q: I cant find the aim of right nodes?

anas, 4 March 2008

I have some Qs: 1)Why did you give the nright node of the parent Max value(why didnt use that fermeuola nright=nleft+(2*D)+1? 2)Is your implemention come from a standard like binary tree in data structure or that you own implemention which mean i can put also my own one?

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Implementing An N-Level Nested Tree In PHP And PostgreSQL, Part 1

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