Generate a DOT graph of Foreign Keys dependencies

Recursive query generating a DOT graph of the foreign keys dependencies of the USER schema.
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Recursive queries using WITH, CONNECT BY and graph data: some examples

We will compare result on a small graph using different options.More...

ORDER BY on a string containing a "version" number as string with any number of major.minor.subminor levels

Sorting on strings like "1.2.4", 1.10.1", … will not give the expected result… how to do it ?More...