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Code Block
languagesql
> SELECT * FROM Bid;

------------------------------------
| bidtime | price | item | bidder  |
------------------------------------
| 8:07    | $2    | A    | takidau |
| 8:05    | $1    | A    | klk     |
| 8:09    | $10   | B    | takidau |
| 8:08    | $3    | A    | klk     |
| 8:17    | $20   | B    | klk     |
------------------------------------

> SELECT *
  FROM TABLE(
    SESSION(TABLE Bid PARTITION BY bidder, DESCRIPTOR(bidtime), DESCRIPTOR(bidder), INTERVAL '5' MINUTES);
-- or with the named params
-- note: the DATA param must be the first
> SELECT *
    FROM SESSION(
      data     => TABLE Bids PARTITION BY bidder,
      timecol  => DESCRIPTOR(bidtime),
      gap      => INTERVAL '5' MINUTES);

----------------------------------------------------------------
| bidtime | price | item | bidder  | window_start | window_end |
----------------------------------------------------------------
| 8:07    | $2    | A    | takidau | 8:07         | 8:14       |
| 8:05    | $1    | A    | klk     | 8:05         | 8:13       |
| 8:09    | $10   | B    | takidau | 8:07         | 8:14       |
| 8:08    | $3    | A    | klk     | 8:05         | 8:13       |
| 8:17    | $20   | B    | klk     | 8:17         | 8:22       |
----------------------------------------------------------------

> SELECT bidder, window_start, window_end, SUM(price)
  FROM TABLE(
    SESSION(TABLE Bid PARTITION BY bidder, DESCRIPTOR(bidtime), DESCRIPTOR(bidder), INTERVAL '5' MINUTES)
  GROUP BY bidder, window_start, window_end;

-----------------------------------------------
| bidder  | window_start | window_end | price |
-----------------------------------------------
| takidau | 8:07         | 8:14       |  $12  |
| klk     | 8:05         | 8:13       |  $4   |
| klk     | 8:17         | 8:22       |  $20  |
-----------------------------------------------

Operations on windows

We also would like to support various operations based on the windowing TVFs. This can make the functionality more complete.

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