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Enable optimization of IN operators on constraints to virtual tables.

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FossilOrigin-Name: aa650746b19e4a6a373f7e47effff3ab2f48e78c
This commit is contained in:
drh
2012-10-16 23:17:14 +00:00
parent 21890127cd
commit 281bbe2a95
4 changed files with 75 additions and 19 deletions
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46
test/vtab1.test
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@ -1091,12 +1091,54 @@ do_test vtab1.13-3 {
} {15 {} 16}
do_test vtab1-14.001 {
execsql {SELECT rowid, * FROM echo_c WHERE +rowid IN (1,2,3)}
} {1 3 G H 2 {} 15 16 3 15 {} 16}
do_test vtab1-14.002 {
execsql {SELECT rowid, * FROM echo_c WHERE rowid IN (1,2,3)}
} {1 3 G H 2 {} 15 16 3 15 {} 16}
do_test vtab1-14.003 {
execsql {SELECT rowid, * FROM echo_c WHERE +rowid IN (0,1,5,2,'a',3,NULL)}
} {1 3 G H 2 {} 15 16 3 15 {} 16}
do_test vtab1-14.004 {
execsql {SELECT rowid, * FROM echo_c WHERE rowid IN (0,1,5,'a',2,3,NULL)}
} {1 3 G H 2 {} 15 16 3 15 {} 16}
do_test vtab1-14.005 {
execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,1,5,'a',2,3)}
} {}
do_test vtab1-14.006 {
execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,5,'a',2,3)}
} {1 3 G H}
do_test vtab1-14.007 {
execsql {SELECT rowid, * FROM echo_c WHERE +rowid NOT IN (0,5,'a',2,3,NULL)}
} {}
do_test vtab1-14.008 {
execsql {SELECT rowid, * FROM echo_c WHERE rowid NOT IN (0,5,'a',2,3,NULL)}
} {}
do_test vtab1-14.011 {
execsql {SELECT * FROM echo_c WHERE +a IN (1,3,8,'x',NULL,15,24)}
} {3 G H 15 {} 16}
do_test vtab1-14.012 {
execsql {SELECT * FROM echo_c WHERE a IN (1,3,8,'x',NULL,15,24)}
} {3 G H 15 {} 16}
do_test vtab1-14.013 {
execsql {SELECT * FROM echo_c WHERE a NOT IN (1,8,'x',15,24)}
} {3 G H}
do_test vtab1-14.014 {
execsql {SELECT * FROM echo_c WHERE a NOT IN (1,8,'x',NULL,15,24)}
} {}
do_test vtab1-14.015 {
execsql {SELECT * FROM echo_c WHERE +a NOT IN (1,8,'x',NULL,15,24)}
} {}
do_test vtab1-14.1 {
execsql { DELETE FROM c }
set echo_module ""
execsql { SELECT * FROM echo_c WHERE rowid IN (1, 2, 3) }
set echo_module
} [list xBestIndex {SELECT rowid, * FROM 'c'} xFilter {SELECT rowid, * FROM 'c'}]
} {/xBestIndex {SELECT rowid, . FROM 'c' WHERE rowid = .} xFilter {SELECT rowid, . FROM 'c' WHERE rowid = .} 1/}
do_test vtab1-14.2 {
set echo_module ""
@ -1114,7 +1156,7 @@ do_test vtab1-14.4 {
set echo_module ""
execsql { SELECT * FROM echo_c WHERE a IN (1, 2) }
set echo_module
} [list xBestIndex {SELECT rowid, * FROM 'c'} xFilter {SELECT rowid, * FROM 'c'}]
} {/xBestIndex {SELECT rowid, . FROM 'c' WHERE a = .} xFilter {SELECT rowid, . FROM 'c' WHERE a = .} 1/}
do_test vtab1-15.1 {
execsql {