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An JDBC datasource implementation.

There is a newer version: 1.2.23

-- database: presto; groups: tpch,big_query; tables: supplier,lineitem,orders,nation
SELECT s_name,
       count(*) AS numwait
FROM supplier,
     lineitem l1,
     orders,
     nation
WHERE s_suppkey = l1.l_suppkey
  AND o_orderkey = l1.l_orderkey
  AND o_orderstatus = 'F'
  AND l1.l_receiptdate > l1.l_commitdate
  AND exists(
        SELECT *
        FROM lineitem l2
        WHERE l2.l_orderkey = l1.l_orderkey
          AND l2.l_suppkey <> l1.l_suppkey
    )
  AND NOT exists(
        SELECT *
        FROM lineitem l3
        WHERE l3.l_orderkey = l1.l_orderkey
          AND l3.l_suppkey <> l1.l_suppkey
          AND l3.l_receiptdate > l3.l_commitdate
    )
  AND s_nationkey = n_nationkey
  AND n_name = 'SAUDI ARABIA'
GROUP BY s_name
ORDER BY numwait DESC,
         s_name LIMIT 100