|
| 1 | +-- |
| 2 | +-- hash index |
| 3 | +-- grep 843938989 hash.data |
| 4 | +-- |
| 5 | +SELECT hash_i4_heap.* |
| 6 | + WHERE hash_i4_heap.random = 843938989; |
| 7 | + |
| 8 | +-- |
| 9 | +-- hash index |
| 10 | +-- grep 66766766 hash.data |
| 11 | +-- |
| 12 | +SELECT hash_i4_heap.* |
| 13 | + WHERE hash_i4_heap.random = 66766766; |
| 14 | + |
| 15 | +-- |
| 16 | +-- hash index |
| 17 | +-- grep 1505703298 hash.data |
| 18 | +-- |
| 19 | +SELECT hash_c16_heap.* |
| 20 | + WHERE hash_c16_heap.random = '1505703298'::char16; |
| 21 | + |
| 22 | +-- |
| 23 | +-- hash index |
| 24 | +-- grep 7777777 hash.data |
| 25 | +-- |
| 26 | +SELECT hash_c16_heap.* |
| 27 | + WHERE hash_c16_heap.random = '7777777'::char16; |
| 28 | + |
| 29 | +-- |
| 30 | +-- hash index |
| 31 | +-- grep 1351610853 hash.data |
| 32 | +-- |
| 33 | +SELECT hash_txt_heap.* |
| 34 | + WHERE hash_txt_heap.random = '1351610853'::text; |
| 35 | + |
| 36 | +-- |
| 37 | +-- hash index |
| 38 | +-- grep 111111112222222233333333 hash.data |
| 39 | +-- |
| 40 | +SELECT hash_txt_heap.* |
| 41 | + WHERE hash_txt_heap.random = '111111112222222233333333'::text; |
| 42 | + |
| 43 | +-- |
| 44 | +-- hash index |
| 45 | +-- grep 444705537 hash.data |
| 46 | +-- |
| 47 | +SELECT hash_f8_heap.* |
| 48 | + WHERE hash_f8_heap.random = '444705537'::float8; |
| 49 | + |
| 50 | +-- |
| 51 | +-- hash index |
| 52 | +-- grep 88888888 hash.data |
| 53 | +-- |
| 54 | +SELECT hash_f8_heap.* |
| 55 | + WHERE hash_f8_heap.random = '88888888'::float8; |
| 56 | + |
| 57 | +-- |
| 58 | +-- hash index |
| 59 | +-- grep '^90[^0-9]' hashovfl.data |
| 60 | +-- |
| 61 | +-- SELECT count(*) AS i988 FROM hash_ovfl_heap |
| 62 | +-- WHERE x = 90; |
| 63 | + |
| 64 | +-- |
| 65 | +-- hash index |
| 66 | +-- grep '^1000[^0-9]' hashovfl.data |
| 67 | +-- |
| 68 | +-- SELECT count(*) AS i0 FROM hash_ovfl_heap |
| 69 | +-- WHERE x = 1000; |
| 70 | + |
| 71 | +-- |
| 72 | +-- HASH |
| 73 | +-- |
| 74 | +UPDATE hash_i4_heap |
| 75 | + SET random = 1 |
| 76 | + WHERE hash_i4_heap.seqno = 1492; |
| 77 | + |
| 78 | +SELECT h.seqno AS i1492, h.random AS i1 |
| 79 | + FROM hash_i4_heap h |
| 80 | + WHERE h.random = 1; |
| 81 | + |
| 82 | +UPDATE hash_i4_heap |
| 83 | + SET seqno = 20000 |
| 84 | + WHERE hash_i4_heap.random = 1492795354; |
| 85 | + |
| 86 | +SELECT h.seqno AS i20000 |
| 87 | + FROM hash_i4_heap h |
| 88 | + WHERE h.random = 1492795354; |
| 89 | + |
| 90 | +UPDATE hash_c16_heap |
| 91 | + SET random = '0123456789abcdef'::char16 |
| 92 | + WHERE hash_c16_heap.seqno = 6543; |
| 93 | + |
| 94 | +SELECT h.seqno AS i6543, h.random AS c0_to_f |
| 95 | + FROM hash_c16_heap h |
| 96 | + WHERE h.random = '0123456789abcdef'::char16; |
| 97 | + |
| 98 | +UPDATE hash_c16_heap |
| 99 | + SET seqno = 20000 |
| 100 | + WHERE hash_c16_heap.random = '76652222'::char16; |
| 101 | + |
| 102 | +-- |
| 103 | +-- this is the row we just replaced; index scan should return zero rows |
| 104 | +-- |
| 105 | +SELECT h.seqno AS emptyset |
| 106 | + FROM hash_c16_heap h |
| 107 | + WHERE h.random = '76652222'::char16; |
| 108 | + |
| 109 | +UPDATE hash_txt_heap |
| 110 | + SET random = '0123456789abcdefghijklmnop'::text |
| 111 | + WHERE hash_txt_heap.seqno = 4002; |
| 112 | + |
| 113 | +SELECT h.seqno AS i4002, h.random AS c0_to_p |
| 114 | + FROM hash_txt_heap h |
| 115 | + WHERE h.random = '0123456789abcdefghijklmnop'::text; |
| 116 | + |
| 117 | +UPDATE hash_txt_heap |
| 118 | + SET seqno = 20000 |
| 119 | + WHERE hash_txt_heap.random = '959363399'::text; |
| 120 | + |
| 121 | +SELECT h.seqno AS t20000 |
| 122 | + FROM hash_txt_heap h |
| 123 | + WHERE h.random = '959363399'::text; |
| 124 | + |
| 125 | +UPDATE hash_f8_heap |
| 126 | + SET random = '-1234.1234'::float8 |
| 127 | + WHERE hash_f8_heap.seqno = 8906; |
| 128 | + |
| 129 | +SELECT h.seqno AS i8096, h.random AS f1234_1234 |
| 130 | + FROM hash_f8_heap h |
| 131 | + WHERE h.random = '-1234.1234'::float8; |
| 132 | + |
| 133 | +UPDATE hash_f8_heap |
| 134 | + SET seqno = 20000 |
| 135 | + WHERE hash_f8_heap.random = '488912369'::float8; |
| 136 | + |
| 137 | +SELECT h.seqno AS f20000 |
| 138 | + FROM hash_f8_heap h |
| 139 | + WHERE h.random = '488912369'::float8; |
| 140 | + |
| 141 | +-- UPDATE hash_ovfl_heap |
| 142 | +-- SET x = 1000 |
| 143 | +-- WHERE x = 90; |
| 144 | + |
| 145 | +-- this vacuums the index as well |
| 146 | +-- VACUUM hash_ovfl_heap; |
| 147 | + |
| 148 | +-- SELECT count(*) AS i0 FROM hash_ovfl_heap |
| 149 | +-- WHERE x = 90; |
| 150 | + |
| 151 | +-- SELECT count(*) AS i988 FROM hash_ovfl_heap |
| 152 | +-- WHERE x = 1000; |
| 153 | + |
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