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179c32cb57
RIGHT and FULL JOIN as well. Rename it to the "OUTER JOIN strength reduction" optimization. FossilOrigin-Name: d747afda5683ca5feb92866a14ccc4c5127d3378ece5cad2c3da819f2477b457
278 lines
8.2 KiB
Plaintext
278 lines
8.2 KiB
Plaintext
# 2022-04-18
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# This file implements tests for RIGHT and FULL OUTER JOINs.
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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foreach {id schema} {
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1 {
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CREATE TABLE t1(a INT, b INT, c INT, d INT);
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CREATE TABLE t2(c INT, d INT, e INT, f INT);
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CREATE TABLE t3(a INT, b INT, e INT, f INT);
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CREATE TABLE t4(a INT, c INT, d INT, f INT);
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INSERT INTO t1 VALUES(11,21,31,41),(12,22,32,42),(15,25,35,45),(18,28,38,48);
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INSERT INTO t2 VALUES(12,22,32,42),(13,23,33,43),(15,25,35,45),(17,27,37,47);
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INSERT INTO t3 VALUES(14,24,34,44),(15,25,35,45),(16,26,36,46);
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INSERT INTO t4 VALUES(11,21,31,41),(13,23,33,43),(16,26,36,46),(19,29,39,49);
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}
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2 {
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b INT, c INT, d INT);
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CREATE TABLE t2(c INT, d INTEGER PRIMARY KEY, e INT, f INT);
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CREATE TABLE t3(a INT, b INT, e INTEGER PRIMARY KEY, f INT);
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CREATE TABLE t4(a INT, c INT, d INT, f INT PRIMARY KEY) WITHOUT ROWID;
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INSERT INTO t1 VALUES(11,21,31,41),(12,22,32,42),(15,25,35,45),(18,28,38,48);
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INSERT INTO t2 VALUES(12,22,32,42),(13,23,33,43),(15,25,35,45),(17,27,37,47);
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INSERT INTO t3 VALUES(14,24,34,44),(15,25,35,45),(16,26,36,46);
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INSERT INTO t4 VALUES(11,21,31,41),(13,23,33,43),(16,26,36,46),(19,29,39,49);
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}
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3 {
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CREATE TABLE t1a(a INT, b INT, c INT, d INT);
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CREATE TABLE t2a(c INT, d INT, e INT, f INT);
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CREATE TABLE t3a(a INT, b INT, e INT, f INT);
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CREATE TABLE t4a(a INT, c INT, d INT, f INT);
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INSERT INTO t1a VALUES(11,21,31,41),(12,22,32,42);
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INSERT INTO t2a VALUES(12,22,32,42),(13,23,33,43);
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INSERT INTO t3a VALUES(14,24,34,44),(15,25,35,45);
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INSERT INTO t4a VALUES(11,21,31,41),(13,23,33,43);
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CREATE TABLE t1b(a INT, b INT, c INT, d INT);
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CREATE TABLE t2b(c INT, d INT, e INT, f INT);
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CREATE TABLE t3b(a INT, b INT, e INT, f INT);
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CREATE TABLE t4b(a INT, c INT, d INT, f INT);
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INSERT INTO t1b VALUES(15,25,35,45),(18,28,38,48);
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INSERT INTO t2b VALUES(15,25,35,45),(17,27,37,47);
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INSERT INTO t3b VALUES(15,25,35,45),(16,26,36,46);
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INSERT INTO t4b VALUES(16,26,36,46),(19,29,39,49);
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CREATE VIEW t1 AS SELECT * FROM t1a UNION SELECT * FROM t1b;
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CREATE VIEW t2 AS SELECT * FROM t2a UNION SELECT * FROM t2b;
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CREATE VIEW t3 AS SELECT * FROM t3a UNION SELECT * FROM t3b;
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CREATE VIEW t4 AS SELECT * FROM t4a UNION SELECT * FROM t4b;
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}
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} {
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reset_db
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db nullvalue -
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do_execsql_test joinA-$id.setup $schema {}
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# Verified by PG-14
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do_execsql_test joinA-$id.100 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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INNER JOIN t2 USING(c,d)
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INNER JOIN t3 USING(a,b,f)
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INNER JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {}
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# Verified by PG-14
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do_execsql_test joinA-$id.110 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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LEFT JOIN t2 USING(c,d)
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LEFT JOIN t3 USING(a,b,f)
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LEFT JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 21 31 41 - - -
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12 22 32 42 - - -
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15 25 35 45 - - -
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18 28 38 48 - - -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.120 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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LEFT JOIN t2 USING(c,d)
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RIGHT JOIN t3 USING(a,b,f)
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LEFT JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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14 24 - - - 44 34
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15 25 - - - 45 35
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16 26 - - - 46 36
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.130 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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RIGHT JOIN t2 USING(c,d)
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LEFT JOIN t3 USING(a,b,f)
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RIGHT JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 - 21 31 - 41 -
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13 - 23 33 - 43 -
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16 - 26 36 - 46 -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.140 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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FULL JOIN t2 USING(c,d)
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LEFT JOIN t3 USING(a,b,f)
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RIGHT JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 - 21 31 - 41 -
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13 - 23 33 - 43 -
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16 - 26 36 - 46 -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.150 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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RIGHT JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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RIGHT JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 - 21 31 - 41 -
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13 - 23 33 - 43 -
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16 - 26 36 - 46 -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.160 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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RIGHT JOIN t2 USING(c,d)
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LEFT JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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- - 12 22 32 42 -
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- - 13 23 33 43 -
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- - 15 25 35 45 -
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- - 17 27 37 47 -
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11 - 21 31 - 41 -
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13 - 23 33 - 43 -
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16 - 26 36 - 46 -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.170 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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LEFT JOIN t2 USING(c,d)
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RIGHT JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 - 21 31 - 41 -
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13 - 23 33 - 43 -
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14 24 - - - 44 34
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15 25 - - - 45 35
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16 26 - - - 46 36
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16 - 26 36 - 46 -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.200 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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FULL JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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- - 12 22 32 42 -
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- - 13 23 33 43 -
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- - 15 25 35 45 -
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- - 17 27 37 47 -
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11 - 21 31 - 41 -
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11 21 31 41 - - -
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12 22 32 42 - - -
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13 - 23 33 - 43 -
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14 24 - - - 44 34
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15 25 - - - 45 35
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15 25 35 45 - - -
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16 26 - - - 46 36
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16 - 26 36 - 46 -
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18 28 38 48 - - -
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19 - 29 39 - 49 -
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.201 {
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SELECT a,b,c,d,t2.e,f,t3.e,t1.a
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FROM t1
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FULL JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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WHERE t1.a!=0
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 21 31 41 - - - 11
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12 22 32 42 - - - 12
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15 25 35 45 - - - 15
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18 28 38 48 - - - 18
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.202 {
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SELECT a,b,c,d,t2.e,f,t3.e,t3.a
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FROM t1
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FULL JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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WHERE t3.a!=0
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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14 24 - - - 44 34 14
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15 25 - - - 45 35 15
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16 26 - - - 46 36 16
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.203 {
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SELECT a,b,c,d,t2.e,f,t3.e,t4.a
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FROM t1
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FULL JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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WHERE t4.a!=0
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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11 - 21 31 - 41 - 11
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13 - 23 33 - 43 - 13
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16 - 26 36 - 46 - 16
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19 - 29 39 - 49 - 19
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}
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# Verified by PG-14
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do_execsql_test joinA-$id.204 {
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SELECT a,b,c,d,t2.e,f,t3.e
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FROM t1
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FULL JOIN t2 USING(c,d)
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FULL JOIN t3 USING(a,b,f)
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FULL JOIN t4 USING(a,c,d,f)
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WHERE t2.e!=0
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ORDER BY 1 nulls first, 3 nulls first;
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} {
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- - 12 22 32 42 -
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- - 13 23 33 43 -
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- - 15 25 35 45 -
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- - 17 27 37 47 -
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}
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}
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finish_test
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