Explain the value of Connect by, Dual, Level in Oracle.
Subconsciously understand what is happening, but I would like to see a clear definition.
Answer 1, Authority 100%
for example,
hierarchical requests in Oracle.
Explain the value of Connect by, Dual, Level in Oracle.
Subconsciously understand what is happening, but I would like to see a clear definition.
for example,
hierarchical requests in Oracle.
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