12/21/2023 0 Comments Sqlight insert loop![]() Recursive-select, then only add rows to the queue ifīeen previously added to the queue. If a UNION operator connects the initial-select with the The basic procedure above may modified by the following additional rules: Row in the recursive table and run the recursive-select, Pretend that the single row just extracted is the only.Insert that single row into the recursive table.Run the initial-select and add the results to a queue.The basic algorithm for computing the content of the recursive table SQLite, the recursive-select could only be a single The ability for the recursive-select to be a compound ![]() ORDER BY, LIMIT, and/or OFFSET but may not use The recursive-select is allowed to include an The same UNION or UNION ALL operator that separates The restriction that all elements of that compound must be separated by The recursive-select may also be a compound select with Top-level SELECT statement in the recursive-selectĪnd must not appear anywhere else in either theĪ compound select, but it may not include an ORDER BY, LIMIT, or OFFSET. Table must appear exactly once in the FROM clause of each In the recursive-cte bubble diagram above, the recursive Recursive-select but more than one of each is allowed.Ĭall the table named by the cte-table-name in a recursiveĬommon table expression the "recursive table". To be exactly one initial-select and exactly one Non-recursive SELECT statements and recursive-select means In the diagram above, initial-select means one or more To put it another way, a recursive common table expression must ![]()
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