mirror of https://github.com/citusdata/citus.git
Custom Scan (ColumnarScan): exclude outer_join_rels from CandidateRelids (#7703)
DESCRIPTION: Fixes a crash in columnar custom scan that happens when a columnar table is used in a join. Fixes issue #7647. Co-authored-by: Ольга Сергеева <ob-sergeeva@it-serv.ru>pull/7922/head
OlgaSergeyevaB
naisila
parent
89674d9630
commit
ccd7ddee36
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@ -1051,6 +1051,15 @@ FindCandidateRelids(PlannerInfo *root, RelOptInfo *rel, List *joinClauses)
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candidateRelids = bms_del_members(candidateRelids, rel->relids);
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candidateRelids = bms_del_members(candidateRelids, rel->lateral_relids);
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/*
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* For the relevant PG16 commit requiring this addition:
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* postgres/postgres@2489d76
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*/
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#if PG_VERSION_NUM >= PG_VERSION_16
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candidateRelids = bms_del_members(candidateRelids, root->outer_join_rels);
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#endif
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return candidateRelids;
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}
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@ -56,5 +56,333 @@ GROUP BY u1.id, u2.id;
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Columnar Projected Columns: id
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(10 rows)
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-- ================================
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-- join COLUMNAR with HEAP
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-- ================================
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-- Left Join with Mixed Table Types
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CREATE TABLE tbl_left_heap1 (id integer);
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CREATE TABLE tbl_left_heap2 (id integer);
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CREATE TABLE tbl_left_columnar (id integer) USING columnar;
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INSERT INTO tbl_left_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_left_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_left_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_left_heap1 h1
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LEFT JOIN tbl_left_heap2 h2 ON h1.id = h2.id
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LEFT JOIN tbl_left_columnar c ON h2.id = c.id
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ORDER BY 1;
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id | id | id
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---------------------------------------------------------------------
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1 | |
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2 | 2 |
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3 | 3 | 3
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4 | |
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(4 rows)
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-- Left Join with Filter
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CREATE TABLE tbl_left_filter_heap1 (id integer);
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CREATE TABLE tbl_left_filter_heap2 (id integer);
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CREATE TABLE tbl_left_filter_columnar (id integer) USING columnar;
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INSERT INTO tbl_left_filter_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_left_filter_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_left_filter_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_left_filter_heap1 h1
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LEFT JOIN tbl_left_filter_heap2 h2 ON h1.id = h2.id
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LEFT JOIN tbl_left_filter_columnar c ON h2.id = c.id
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WHERE h1.id > 2
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ORDER BY 1;
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id | id | id
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---------------------------------------------------------------------
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3 | 3 | 3
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4 | |
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(2 rows)
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-- Right Join with Mixed Table Types
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CREATE TABLE tbl_right_heap1 (id integer);
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CREATE TABLE tbl_right_heap2 (id integer);
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CREATE TABLE tbl_right_columnar (id integer) USING columnar;
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INSERT INTO tbl_right_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_right_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_right_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_right_heap1 h1
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RIGHT JOIN tbl_right_heap2 h2 ON h1.id = h2.id
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RIGHT JOIN tbl_right_columnar c ON h2.id = c.id
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ORDER BY 3;
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id | id | id
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---------------------------------------------------------------------
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3 | 3 | 3
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| 5 | 5
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| | 7
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(3 rows)
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-- Right Join with Filters
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CREATE TABLE tbl_right_filter_heap1 (id integer);
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CREATE TABLE tbl_right_filter_heap2 (id integer);
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CREATE TABLE tbl_right_filter_columnar (id integer) USING columnar;
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INSERT INTO tbl_right_filter_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_right_filter_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_right_filter_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_right_filter_heap1 h1
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RIGHT JOIN tbl_right_filter_heap2 h2 ON h1.id = h2.id
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RIGHT JOIN tbl_right_filter_columnar c ON h2.id = c.id
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WHERE c.id < 6
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ORDER BY 3;
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id | id | id
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---------------------------------------------------------------------
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3 | 3 | 3
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| 5 | 5
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(2 rows)
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-- Inner Join with Mixed Table Types
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CREATE TABLE tbl_heap1 (id serial primary key, val integer);
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CREATE TABLE tbl_heap2 (id serial primary key, val integer);
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CREATE TABLE tbl_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_heap1 (val) SELECT generate_series(1, 100);
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INSERT INTO tbl_heap2 (val) SELECT generate_series(50, 150);
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INSERT INTO tbl_columnar SELECT generate_series(75, 125), generate_series(200, 250);
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SELECT h1.id, h1.val, h2.val, c.val
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FROM tbl_heap1 h1
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JOIN tbl_heap2 h2 ON h1.val = h2.val
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JOIN tbl_columnar c ON h1.val = c.id
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ORDER BY 1;
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id | val | val | val
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---------------------------------------------------------------------
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75 | 75 | 75 | 200
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76 | 76 | 76 | 201
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77 | 77 | 77 | 202
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78 | 78 | 78 | 203
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79 | 79 | 79 | 204
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80 | 80 | 80 | 205
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81 | 81 | 81 | 206
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82 | 82 | 82 | 207
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83 | 83 | 83 | 208
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84 | 84 | 84 | 209
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85 | 85 | 85 | 210
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86 | 86 | 86 | 211
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87 | 87 | 87 | 212
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88 | 88 | 88 | 213
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89 | 89 | 89 | 214
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90 | 90 | 90 | 215
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91 | 91 | 91 | 216
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92 | 92 | 92 | 217
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93 | 93 | 93 | 218
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94 | 94 | 94 | 219
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95 | 95 | 95 | 220
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96 | 96 | 96 | 221
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97 | 97 | 97 | 222
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98 | 98 | 98 | 223
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99 | 99 | 99 | 224
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100 | 100 | 100 | 225
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(26 rows)
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-- Outer Join with NULLs
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CREATE TABLE tbl_null_heap (id integer, val integer);
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CREATE TABLE tbl_null_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_null_heap VALUES (1, NULL), (2, 20), (3, 30);
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INSERT INTO tbl_null_columnar VALUES (1, 100), (NULL, 200), (3, 300);
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SELECT nh.id, nh.val, nc.val
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FROM tbl_null_heap nh
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FULL OUTER JOIN tbl_null_columnar nc ON nh.id = nc.id
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ORDER BY 1;
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id | val | val
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---------------------------------------------------------------------
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1 | | 100
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2 | 20 |
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3 | 30 | 300
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| | 200
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(4 rows)
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-- Join with Aggregates
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CREATE TABLE tbl_agg_heap (id serial primary key, val integer);
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CREATE TABLE tbl_agg_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_agg_heap (val) SELECT generate_series(1, 100);
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INSERT INTO tbl_agg_columnar SELECT generate_series(50, 150), generate_series(200, 300);
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SELECT ah.val AS heap_val, COUNT(ac.val) AS columnar_count
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FROM tbl_agg_heap ah
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LEFT JOIN tbl_agg_columnar ac ON ah.val = ac.id
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GROUP BY ah.val
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ORDER BY ah.val;
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heap_val | columnar_count
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---------------------------------------------------------------------
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1 | 0
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2 | 0
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3 | 0
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4 | 0
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5 | 0
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6 | 0
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7 | 0
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8 | 0
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9 | 0
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10 | 0
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11 | 0
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12 | 0
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13 | 0
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14 | 0
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15 | 0
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16 | 0
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17 | 0
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18 | 0
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19 | 0
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20 | 0
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21 | 0
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22 | 0
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23 | 0
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24 | 0
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25 | 0
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26 | 0
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27 | 0
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28 | 0
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29 | 0
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30 | 0
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31 | 0
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32 | 0
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33 | 0
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34 | 0
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35 | 0
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36 | 0
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37 | 0
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38 | 0
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39 | 0
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40 | 0
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41 | 0
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42 | 0
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43 | 0
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44 | 0
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45 | 0
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46 | 0
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47 | 0
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48 | 0
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49 | 0
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50 | 1
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51 | 1
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52 | 1
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53 | 1
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54 | 1
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55 | 1
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56 | 1
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57 | 1
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58 | 1
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59 | 1
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60 | 1
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61 | 1
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62 | 1
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63 | 1
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64 | 1
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65 | 1
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66 | 1
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67 | 1
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68 | 1
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69 | 1
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70 | 1
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71 | 1
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72 | 1
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73 | 1
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74 | 1
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75 | 1
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76 | 1
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77 | 1
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78 | 1
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79 | 1
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80 | 1
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81 | 1
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82 | 1
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83 | 1
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84 | 1
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85 | 1
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86 | 1
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87 | 1
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88 | 1
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89 | 1
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90 | 1
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91 | 1
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92 | 1
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93 | 1
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94 | 1
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95 | 1
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96 | 1
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97 | 1
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98 | 1
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99 | 1
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100 | 1
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(100 rows)
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-- Join with Filters
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CREATE TABLE tbl_filter_heap (id integer, val integer);
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CREATE TABLE tbl_filter_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_filter_heap SELECT generate_series(1, 100), generate_series(1001, 1100);
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INSERT INTO tbl_filter_columnar SELECT generate_series(90, 120), generate_series(2001, 2031);
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SELECT fh.id, fh.val, fc.val
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FROM tbl_filter_heap fh
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INNER JOIN tbl_filter_columnar fc ON fh.id = fc.id
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WHERE fh.val > 1050 AND fc.val < 2025
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ORDER BY 1;
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id | val | val
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---------------------------------------------------------------------
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90 | 1090 | 2001
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91 | 1091 | 2002
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92 | 1092 | 2003
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93 | 1093 | 2004
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94 | 1094 | 2005
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95 | 1095 | 2006
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96 | 1096 | 2007
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97 | 1097 | 2008
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98 | 1098 | 2009
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99 | 1099 | 2010
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100 | 1100 | 2011
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(11 rows)
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-- Cross Join
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CREATE TABLE tbl_cross_heap (id integer, val integer);
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CREATE TABLE tbl_cross_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_cross_heap VALUES (1, 10), (2, 20), (3, 30);
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INSERT INTO tbl_cross_columnar VALUES (4, 40), (5, 50), (6, 60);
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SELECT h.id AS heap_id, h.val AS heap_val, c.id AS columnar_id, c.val AS columnar_val
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FROM tbl_cross_heap h
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CROSS JOIN tbl_cross_columnar c
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ORDER BY 3,4,1,2;
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heap_id | heap_val | columnar_id | columnar_val
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---------------------------------------------------------------------
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1 | 10 | 4 | 40
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2 | 20 | 4 | 40
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3 | 30 | 4 | 40
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1 | 10 | 5 | 50
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2 | 20 | 5 | 50
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3 | 30 | 5 | 50
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1 | 10 | 6 | 60
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2 | 20 | 6 | 60
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3 | 30 | 6 | 60
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(9 rows)
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-- Left Join with Mixed Table Types and columnar in the middle
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CREATE TABLE tbl_middle_left_heap1 (id integer);
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CREATE TABLE tbl_middle_left_heap2 (id integer);
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CREATE TABLE tbl_middle_left_columnar (id integer) USING columnar;
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INSERT INTO tbl_middle_left_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_middle_left_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_middle_left_columnar VALUES (3), (5), (7);
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EXPLAIN (COSTS OFF)
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SELECT h1.*, h2.*, c.*
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FROM tbl_middle_left_heap1 h1
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LEFT JOIN tbl_middle_left_columnar c ON h1.id = c.id
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LEFT JOIN tbl_middle_left_heap2 h2 ON c.id = h2.id
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ORDER BY 1;
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QUERY PLAN
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---------------------------------------------------------------------
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Sort
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Sort Key: h1.id
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-> Nested Loop Left Join
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Join Filter: (c.id = h2.id)
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-> Nested Loop Left Join
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Join Filter: (h1.id = c.id)
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-> Seq Scan on tbl_middle_left_heap1 h1
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-> Custom Scan (ColumnarScan) on tbl_middle_left_columnar c
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Columnar Projected Columns: id
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-> Seq Scan on tbl_middle_left_heap2 h2
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(10 rows)
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-- End test case
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SET client_min_messages TO warning;
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DROP SCHEMA am_columnar_join CASCADE;
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@ -31,5 +31,154 @@ JOIN users u2 ON (u1.id::text = u2.name)
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WHERE u2.id > 299990
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GROUP BY u1.id, u2.id;
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-- ================================
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-- join COLUMNAR with HEAP
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-- ================================
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-- Left Join with Mixed Table Types
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CREATE TABLE tbl_left_heap1 (id integer);
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CREATE TABLE tbl_left_heap2 (id integer);
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CREATE TABLE tbl_left_columnar (id integer) USING columnar;
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INSERT INTO tbl_left_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_left_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_left_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_left_heap1 h1
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LEFT JOIN tbl_left_heap2 h2 ON h1.id = h2.id
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LEFT JOIN tbl_left_columnar c ON h2.id = c.id
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ORDER BY 1;
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-- Left Join with Filter
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CREATE TABLE tbl_left_filter_heap1 (id integer);
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CREATE TABLE tbl_left_filter_heap2 (id integer);
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CREATE TABLE tbl_left_filter_columnar (id integer) USING columnar;
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INSERT INTO tbl_left_filter_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_left_filter_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_left_filter_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_left_filter_heap1 h1
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LEFT JOIN tbl_left_filter_heap2 h2 ON h1.id = h2.id
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LEFT JOIN tbl_left_filter_columnar c ON h2.id = c.id
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WHERE h1.id > 2
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ORDER BY 1;
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-- Right Join with Mixed Table Types
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CREATE TABLE tbl_right_heap1 (id integer);
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CREATE TABLE tbl_right_heap2 (id integer);
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CREATE TABLE tbl_right_columnar (id integer) USING columnar;
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INSERT INTO tbl_right_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_right_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_right_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_right_heap1 h1
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RIGHT JOIN tbl_right_heap2 h2 ON h1.id = h2.id
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RIGHT JOIN tbl_right_columnar c ON h2.id = c.id
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ORDER BY 3;
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-- Right Join with Filters
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CREATE TABLE tbl_right_filter_heap1 (id integer);
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CREATE TABLE tbl_right_filter_heap2 (id integer);
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CREATE TABLE tbl_right_filter_columnar (id integer) USING columnar;
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INSERT INTO tbl_right_filter_heap1 VALUES (1), (2), (3), (4);
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INSERT INTO tbl_right_filter_heap2 VALUES (2), (3), (5), (6);
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INSERT INTO tbl_right_filter_columnar VALUES (3), (5), (7);
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SELECT *
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FROM tbl_right_filter_heap1 h1
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RIGHT JOIN tbl_right_filter_heap2 h2 ON h1.id = h2.id
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RIGHT JOIN tbl_right_filter_columnar c ON h2.id = c.id
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WHERE c.id < 6
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ORDER BY 3;
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-- Inner Join with Mixed Table Types
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CREATE TABLE tbl_heap1 (id serial primary key, val integer);
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CREATE TABLE tbl_heap2 (id serial primary key, val integer);
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CREATE TABLE tbl_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_heap1 (val) SELECT generate_series(1, 100);
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INSERT INTO tbl_heap2 (val) SELECT generate_series(50, 150);
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INSERT INTO tbl_columnar SELECT generate_series(75, 125), generate_series(200, 250);
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SELECT h1.id, h1.val, h2.val, c.val
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FROM tbl_heap1 h1
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JOIN tbl_heap2 h2 ON h1.val = h2.val
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JOIN tbl_columnar c ON h1.val = c.id
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ORDER BY 1;
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-- Outer Join with NULLs
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CREATE TABLE tbl_null_heap (id integer, val integer);
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CREATE TABLE tbl_null_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_null_heap VALUES (1, NULL), (2, 20), (3, 30);
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INSERT INTO tbl_null_columnar VALUES (1, 100), (NULL, 200), (3, 300);
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SELECT nh.id, nh.val, nc.val
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FROM tbl_null_heap nh
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FULL OUTER JOIN tbl_null_columnar nc ON nh.id = nc.id
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ORDER BY 1;
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-- Join with Aggregates
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CREATE TABLE tbl_agg_heap (id serial primary key, val integer);
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CREATE TABLE tbl_agg_columnar (id integer, val integer) USING columnar;
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INSERT INTO tbl_agg_heap (val) SELECT generate_series(1, 100);
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INSERT INTO tbl_agg_columnar SELECT generate_series(50, 150), generate_series(200, 300);
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SELECT ah.val AS heap_val, COUNT(ac.val) AS columnar_count
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FROM tbl_agg_heap ah
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LEFT JOIN tbl_agg_columnar ac ON ah.val = ac.id
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GROUP BY ah.val
|
||||
ORDER BY ah.val;
|
||||
|
||||
-- Join with Filters
|
||||
CREATE TABLE tbl_filter_heap (id integer, val integer);
|
||||
CREATE TABLE tbl_filter_columnar (id integer, val integer) USING columnar;
|
||||
|
||||
INSERT INTO tbl_filter_heap SELECT generate_series(1, 100), generate_series(1001, 1100);
|
||||
INSERT INTO tbl_filter_columnar SELECT generate_series(90, 120), generate_series(2001, 2031);
|
||||
|
||||
SELECT fh.id, fh.val, fc.val
|
||||
FROM tbl_filter_heap fh
|
||||
INNER JOIN tbl_filter_columnar fc ON fh.id = fc.id
|
||||
WHERE fh.val > 1050 AND fc.val < 2025
|
||||
ORDER BY 1;
|
||||
|
||||
-- Cross Join
|
||||
CREATE TABLE tbl_cross_heap (id integer, val integer);
|
||||
CREATE TABLE tbl_cross_columnar (id integer, val integer) USING columnar;
|
||||
|
||||
INSERT INTO tbl_cross_heap VALUES (1, 10), (2, 20), (3, 30);
|
||||
INSERT INTO tbl_cross_columnar VALUES (4, 40), (5, 50), (6, 60);
|
||||
|
||||
SELECT h.id AS heap_id, h.val AS heap_val, c.id AS columnar_id, c.val AS columnar_val
|
||||
FROM tbl_cross_heap h
|
||||
CROSS JOIN tbl_cross_columnar c
|
||||
ORDER BY 3,4,1,2;
|
||||
|
||||
-- Left Join with Mixed Table Types and columnar in the middle
|
||||
CREATE TABLE tbl_middle_left_heap1 (id integer);
|
||||
CREATE TABLE tbl_middle_left_heap2 (id integer);
|
||||
CREATE TABLE tbl_middle_left_columnar (id integer) USING columnar;
|
||||
|
||||
INSERT INTO tbl_middle_left_heap1 VALUES (1), (2), (3), (4);
|
||||
INSERT INTO tbl_middle_left_heap2 VALUES (2), (3), (5), (6);
|
||||
INSERT INTO tbl_middle_left_columnar VALUES (3), (5), (7);
|
||||
|
||||
EXPLAIN (COSTS OFF)
|
||||
SELECT h1.*, h2.*, c.*
|
||||
FROM tbl_middle_left_heap1 h1
|
||||
LEFT JOIN tbl_middle_left_columnar c ON h1.id = c.id
|
||||
LEFT JOIN tbl_middle_left_heap2 h2 ON c.id = h2.id
|
||||
ORDER BY 1;
|
||||
|
||||
-- End test case
|
||||
SET client_min_messages TO warning;
|
||||
DROP SCHEMA am_columnar_join CASCADE;
|
||||
|
|
|
|||
Loading…
Reference in New Issue