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If SELECT uses index (btree) then ordered results are returned.
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@ -90,26 +90,26 @@ QUERY: ALTER TABLE tenk1 RENAME TO ten_k;
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QUERY: SELECT unique1 FROM ten_k WHERE unique1 < 20;
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unique1
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-------
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18
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15
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4
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2
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1
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6
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14
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9
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8
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5
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3
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13
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12
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19
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17
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11
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7
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10
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16
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0
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1
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2
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5
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(20 rows)
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QUERY: SELECT unique2 FROM ten_k WHERE unique2 < 20;
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@ -246,10 +246,10 @@ QUERY: ALTER TABLE ten_k RENAME TO tenk1;
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QUERY: SELECT unique1 FROM tenk1 WHERE unique1 < 5;
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unique1
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-------
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4
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2
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1
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3
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0
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1
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2
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3
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4
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(5 rows)
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@ -1,15 +1,15 @@
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QUERY: SELECT onek.* WHERE onek.unique1 < 10;
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unique1|unique2|two|four|ten|twenty|hundred|thousand|twothousand|fivethous|tenthous|odd|even|stringu1|stringu2|string4
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-------+-------+---+----+---+------+-------+--------+-----------+---------+--------+---+----+--------+--------+-------
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6| 978| 0| 2| 6| 6| 6| 6| 6| 6| 6| 12| 13|GAAAAA |QLBAAA |OOOOxx
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0| 998| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0| 1|AAAAAA |KMBAAA |OOOOxx
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1| 214| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 3|BAAAAA |GIAAAA |OOOOxx
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2| 326| 0| 2| 2| 2| 2| 2| 2| 2| 2| 4| 5|CAAAAA |OMAAAA |OOOOxx
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3| 431| 1| 3| 3| 3| 3| 3| 3| 3| 3| 6| 7|DAAAAA |PQAAAA |VVVVxx
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4| 833| 0| 0| 4| 4| 4| 4| 4| 4| 4| 8| 9|EAAAAA |BGBAAA |HHHHxx
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5| 541| 1| 1| 5| 5| 5| 5| 5| 5| 5| 10| 11|FAAAAA |VUAAAA |HHHHxx
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6| 978| 0| 2| 6| 6| 6| 6| 6| 6| 6| 12| 13|GAAAAA |QLBAAA |OOOOxx
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7| 647| 1| 3| 7| 7| 7| 7| 7| 7| 7| 14| 15|HAAAAA |XYAAAA |VVVVxx
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8| 653| 0| 0| 8| 8| 8| 8| 8| 8| 8| 16| 17|IAAAAA |DZAAAA |HHHHxx
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5| 541| 1| 1| 5| 5| 5| 5| 5| 5| 5| 10| 11|FAAAAA |VUAAAA |HHHHxx
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3| 431| 1| 3| 3| 3| 3| 3| 3| 3| 3| 6| 7|DAAAAA |PQAAAA |VVVVxx
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2| 326| 0| 2| 2| 2| 2| 2| 2| 2| 2| 4| 5|CAAAAA |OMAAAA |OOOOxx
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1| 214| 1| 1| 1| 1| 1| 1| 1| 1| 1| 2| 3|BAAAAA |GIAAAA |OOOOxx
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9| 49| 1| 1| 9| 9| 9| 9| 9| 9| 9| 18| 19|JAAAAA |XBAAAA |HHHHxx
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(10 rows)
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