Start with predicate defines the starting point and can be compared with the initial SELECT statement in a RCTE.
STARTWITH谓词定义了起始点，可以与RCTE中的起始select语句相比较。
Start with predicate defines the starting point and can be compared with the initial SELECT statement in a RCTE.
STARTWITH谓词定义了起始点，可以与RCTE中的起始select语句相比较。
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