# 2005 August 13 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. The # focus of this file is testing the LIKE and GLOB operators and # in particular the optimizations that occur to help those operators # run faster. # # $Id: like.test,v 1.13 2009/06/07 23:45:11 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Create some sample data to work with. # do_test like-1.0 { execsql { CREATE TABLE t1(x TEXT); } foreach str { a ab abc abcd acd abd bc bcd xyz ABC CDE {ABC abc xyz} } { db eval {INSERT INTO t1 VALUES(:str)} } execsql { SELECT count(*) FROM t1; } } {12} # Test that both case sensitive and insensitive version of LIKE work. # do_test like-1.1 { execsql { SELECT x FROM t1 WHERE x LIKE 'abc' ORDER BY 1; } } {ABC abc} do_test like-1.2 { execsql { SELECT x FROM t1 WHERE x GLOB 'abc' ORDER BY 1; } } {abc} do_test like-1.3 { execsql { SELECT x FROM t1 WHERE x LIKE 'ABC' ORDER BY 1; } } {ABC abc} do_test like-1.4 { execsql { SELECT x FROM t1 WHERE x LIKE 'aBc' ORDER BY 1; } } {ABC abc} do_test like-1.5.1 { execsql { PRAGMA case_sensitive_like=on; SELECT x FROM t1 WHERE x LIKE 'abc' ORDER BY 1; } } {abc} do_test like-1.5.2 { execsql { PRAGMA case_sensitive_like; -- no argument; does not change setting SELECT x FROM t1 WHERE x LIKE 'abc' ORDER BY 1; } } {abc} do_test like-1.6 { execsql { SELECT x FROM t1 WHERE x GLOB 'abc' ORDER BY 1; } } {abc} do_test like-1.7 { execsql { SELECT x FROM t1 WHERE x LIKE 'ABC' ORDER BY 1; } } {ABC} do_test like-1.8 { execsql { SELECT x FROM t1 WHERE x LIKE 'aBc' ORDER BY 1; } } {} do_test like-1.9 { execsql { PRAGMA case_sensitive_like=off; SELECT x FROM t1 WHERE x LIKE 'abc' ORDER BY 1; } } {ABC abc} do_test like-1.10 { execsql { PRAGMA case_sensitive_like; -- No argument, does not change setting. SELECT x FROM t1 WHERE x LIKE 'abc' ORDER BY 1; } } {ABC abc} # Tests of the REGEXP operator # do_test like-2.1 { proc test_regexp {a b} { return [regexp $a $b] } db function regexp -argcount 2 test_regexp execsql { SELECT x FROM t1 WHERE x REGEXP 'abc' ORDER BY 1; } } {{ABC abc xyz} abc abcd} do_test like-2.2 { execsql { SELECT x FROM t1 WHERE x REGEXP '^abc' ORDER BY 1; } } {abc abcd} # Tests of the MATCH operator # do_test like-2.3 { proc test_match {a b} { return [string match $a $b] } db function match -argcount 2 test_match execsql { SELECT x FROM t1 WHERE x MATCH '*abc*' ORDER BY 1; } } {{ABC abc xyz} abc abcd} do_test like-2.4 { execsql { SELECT x FROM t1 WHERE x MATCH 'abc*' ORDER BY 1; } } {abc abcd} # For the remaining tests, we need to have the like optimizations # enabled. # ifcapable !like_opt { finish_test return } # This procedure executes the SQL. Then it appends to the result the # "sort" or "nosort" keyword (as in the cksort procedure above) then # it appends the ::sqlite_query_plan variable. # proc queryplan {sql} { set ::sqlite_sort_count 0 set data [execsql $sql] if {$::sqlite_sort_count} {set x sort} {set x nosort} lappend data $x return [concat $data $::sqlite_query_plan] } # Perform tests on the like optimization. # # With no index on t1.x and with case sensitivity turned off, no optimization # is performed. # do_test like-3.1 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1; } } {ABC {ABC abc xyz} abc abcd sort t1 {}} do_test like-3.2 { set sqlite_like_count } {12} # With an index on t1.x and case sensitivity on, optimize completely. # do_test like-3.3 { set sqlite_like_count 0 execsql { PRAGMA case_sensitive_like=on; CREATE INDEX i1 ON t1(x); } queryplan { SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1; } } {abc abcd nosort {} i1} do_test like-3.4 { set sqlite_like_count } 0 # The LIKE optimization still works when the RHS is a string with no # wildcard. Ticket [e090183531fc2747] # do_test like-3.4.2 { queryplan { SELECT x FROM t1 WHERE x LIKE 'a' ORDER BY 1; } } {a nosort {} i1} do_test like-3.4.3 { queryplan { SELECT x FROM t1 WHERE x LIKE 'ab' ORDER BY 1; } } {ab nosort {} i1} do_test like-3.4.4 { queryplan { SELECT x FROM t1 WHERE x LIKE 'abcd' ORDER BY 1; } } {abcd nosort {} i1} do_test like-3.4.5 { queryplan { SELECT x FROM t1 WHERE x LIKE 'abcde' ORDER BY 1; } } {nosort {} i1} # Partial optimization when the pattern does not end in '%' # do_test like-3.5 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'a_c' ORDER BY 1; } } {abc nosort {} i1} do_test like-3.6 { set sqlite_like_count } 6 do_test like-3.7 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'ab%d' ORDER BY 1; } } {abcd abd nosort {} i1} do_test like-3.8 { set sqlite_like_count } 4 do_test like-3.9 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'a_c%' ORDER BY 1; } } {abc abcd nosort {} i1} do_test like-3.10 { set sqlite_like_count } 6 # No optimization when the pattern begins with a wildcard. # Note that the index is still used but only for sorting. # do_test like-3.11 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE '%bcd' ORDER BY 1; } } {abcd bcd nosort {} i1} do_test like-3.12 { set sqlite_like_count } 12 # No optimization for case insensitive LIKE # do_test like-3.13 { set sqlite_like_count 0 queryplan { PRAGMA case_sensitive_like=off; SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1; } } {ABC {ABC abc xyz} abc abcd nosort {} i1} do_test like-3.14 { set sqlite_like_count } 12 # No optimization without an index. # do_test like-3.15 { set sqlite_like_count 0 queryplan { PRAGMA case_sensitive_like=on; DROP INDEX i1; SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1; } } {abc abcd sort t1 {}} do_test like-3.16 { set sqlite_like_count } 12 # No GLOB optimization without an index. # do_test like-3.17 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x GLOB 'abc*' ORDER BY 1; } } {abc abcd sort t1 {}} do_test like-3.18 { set sqlite_like_count } 12 # GLOB is optimized regardless of the case_sensitive_like setting. # do_test like-3.19 { set sqlite_like_count 0 queryplan { CREATE INDEX i1 ON t1(x); SELECT x FROM t1 WHERE x GLOB 'abc*' ORDER BY 1; } } {abc abcd nosort {} i1} do_test like-3.20 { set sqlite_like_count } 0 do_test like-3.21 { set sqlite_like_count 0 queryplan { PRAGMA case_sensitive_like=on; SELECT x FROM t1 WHERE x GLOB 'abc*' ORDER BY 1; } } {abc abcd nosort {} i1} do_test like-3.22 { set sqlite_like_count } 0 do_test like-3.23 { set sqlite_like_count 0 queryplan { PRAGMA case_sensitive_like=off; SELECT x FROM t1 WHERE x GLOB 'a[bc]d' ORDER BY 1; } } {abd acd nosort {} i1} do_test like-3.24 { set sqlite_like_count } 6 # GLOB optimization when there is no wildcard. Ticket [e090183531fc2747] # do_test like-3.25 { queryplan { SELECT x FROM t1 WHERE x GLOB 'a' ORDER BY 1; } } {a nosort {} i1} do_test like-3.26 { queryplan { SELECT x FROM t1 WHERE x GLOB 'abcd' ORDER BY 1; } } {abcd nosort {} i1} do_test like-3.27 { queryplan { SELECT x FROM t1 WHERE x GLOB 'abcde' ORDER BY 1; } } {nosort {} i1} # No optimization if the LHS of the LIKE is not a column name or # if the RHS is not a string. # do_test like-4.1 { execsql {PRAGMA case_sensitive_like=on} set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1 } } {abc abcd nosort {} i1} do_test like-4.2 { set sqlite_like_count } 0 do_test like-4.3 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE +x LIKE 'abc%' ORDER BY 1 } } {abc abcd nosort {} i1} do_test like-4.4 { set sqlite_like_count } 12 do_test like-4.5 { set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE ('ab' || 'c%') ORDER BY 1 } } {abc abcd nosort {} i1} do_test like-4.6 { set sqlite_like_count } 12 # Collating sequences on the index disable the LIKE optimization. # Or if the NOCASE collating sequence is used, the LIKE optimization # is enabled when case_sensitive_like is OFF. # do_test like-5.1 { execsql {PRAGMA case_sensitive_like=off} set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'abc%' ORDER BY 1 } } {ABC {ABC abc xyz} abc abcd nosort {} i1} do_test like-5.2 { set sqlite_like_count } 12 do_test like-5.3 { execsql { CREATE TABLE t2(x TEXT COLLATE NOCASE); INSERT INTO t2 SELECT * FROM t1; CREATE INDEX i2 ON t2(x COLLATE NOCASE); } set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x LIKE 'abc%' ORDER BY 1 } } {abc ABC {ABC abc xyz} abcd nosort {} i2} do_test like-5.4 { set sqlite_like_count } 0 do_test like-5.5 { execsql { PRAGMA case_sensitive_like=on; } set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x LIKE 'abc%' ORDER BY 1 } } {abc abcd nosort {} i2} do_test like-5.6 { set sqlite_like_count } 12 do_test like-5.7 { execsql { PRAGMA case_sensitive_like=off; } set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x GLOB 'abc*' ORDER BY 1 } } {abc abcd nosort {} i2} do_test like-5.8 { set sqlite_like_count } 12 do_test like-5.11 { execsql {PRAGMA case_sensitive_like=off} set sqlite_like_count 0 queryplan { SELECT x FROM t1 WHERE x LIKE 'ABC%' ORDER BY 1 } } {ABC {ABC abc xyz} abc abcd nosort {} i1} do_test like-5.12 { set sqlite_like_count } 12 do_test like-5.13 { set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x LIKE 'ABC%' ORDER BY 1 } } {abc ABC {ABC abc xyz} abcd nosort {} i2} do_test like-5.14 { set sqlite_like_count } 0 do_test like-5.15 { execsql { PRAGMA case_sensitive_like=on; } set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x LIKE 'ABC%' ORDER BY 1 } } {ABC {ABC abc xyz} nosort {} i2} do_test like-5.16 { set sqlite_like_count } 12 do_test like-5.17 { execsql { PRAGMA case_sensitive_like=off; } set sqlite_like_count 0 queryplan { SELECT x FROM t2 WHERE x GLOB 'ABC*' ORDER BY 1 } } {ABC {ABC abc xyz} nosort {} i2} do_test like-5.18 { set sqlite_like_count } 12 # Boundary case. The prefix for a LIKE comparison is rounded up # when constructing the comparison. Example: "ab" becomes "ac". # In other words, the last character is increased by one. # # Make sure this happens correctly when the last character is a # "z" and we are doing case-insensitive comparisons. # # Ticket #2959 # do_test like-5.21 { execsql { PRAGMA case_sensitive_like=off; INSERT INTO t2 VALUES('ZZ-upper-upper'); INSERT INTO t2 VALUES('zZ-lower-upper'); INSERT INTO t2 VALUES('Zz-upper-lower'); INSERT INTO t2 VALUES('zz-lower-lower'); } queryplan { SELECT x FROM t2 WHERE x LIKE 'zz%'; } } {zz-lower-lower zZ-lower-upper Zz-upper-lower ZZ-upper-upper nosort {} i2} do_test like-5.22 { queryplan { SELECT x FROM t2 WHERE x LIKE 'zZ%'; } } {zz-lower-lower zZ-lower-upper Zz-upper-lower ZZ-upper-upper nosort {} i2} do_test like-5.23 { queryplan { SELECT x FROM t2 WHERE x LIKE 'Zz%'; } } {zz-lower-lower zZ-lower-upper Zz-upper-lower ZZ-upper-upper nosort {} i2} do_test like-5.24 { queryplan { SELECT x FROM t2 WHERE x LIKE 'ZZ%'; } } {zz-lower-lower zZ-lower-upper Zz-upper-lower ZZ-upper-upper nosort {} i2} do_test like-5.25 { queryplan { PRAGMA case_sensitive_like=on; CREATE TABLE t3(x TEXT); CREATE INDEX i3 ON t3(x); INSERT INTO t3 VALUES('ZZ-upper-upper'); INSERT INTO t3 VALUES('zZ-lower-upper'); INSERT INTO t3 VALUES('Zz-upper-lower'); INSERT INTO t3 VALUES('zz-lower-lower'); SELECT x FROM t3 WHERE x LIKE 'zz%'; } } {zz-lower-lower nosort {} i3} do_test like-5.26 { queryplan { SELECT x FROM t3 WHERE x LIKE 'zZ%'; } } {zZ-lower-upper nosort {} i3} do_test like-5.27 { queryplan { SELECT x FROM t3 WHERE x LIKE 'Zz%'; } } {Zz-upper-lower nosort {} i3} do_test like-5.28 { queryplan { SELECT x FROM t3 WHERE x LIKE 'ZZ%'; } } {ZZ-upper-upper nosort {} i3} # ticket #2407 # # Make sure the LIKE prefix optimization does not strip off leading # characters of the like pattern that happen to be quote characters. # do_test like-6.1 { foreach x { 'abc 'bcd 'def 'ax } { set x2 '[string map {' ''} $x]' db eval "INSERT INTO t2 VALUES($x2)" } execsql { SELECT * FROM t2 WHERE x LIKE '''a%' } } {'abc 'ax} do_test like-7.1 { execsql { SELECT rowid, * FROM t1 WHERE rowid GLOB '1*' ORDER BY rowid; } } {1 a 10 ABC 11 CDE 12 {ABC abc xyz}} # ticket #3345. # # Overloading the LIKE function with -1 for the number of arguments # will overload both the 2-argument and the 3-argument LIKE. # do_test like-8.1 { db eval { CREATE TABLE t8(x); INSERT INTO t8 VALUES('abcdef'); INSERT INTO t8 VALUES('ghijkl'); INSERT INTO t8 VALUES('mnopqr'); SELECT 1, x FROM t8 WHERE x LIKE '%h%'; SELECT 2, x FROM t8 WHERE x LIKE '%h%' ESCAPE 'x'; } } {1 ghijkl 2 ghijkl} do_test like-8.2 { proc newlike {args} {return 1} ;# Alternative LIKE is always return TRUE db function like newlike ;# Uses -1 for nArg in sqlite3_create_function db cache flush db eval { SELECT 1, x FROM t8 WHERE x LIKE '%h%'; SELECT 2, x FROM t8 WHERE x LIKE '%h%' ESCAPE 'x'; } } {1 ghijkl 2 ghijkl} do_test like-8.3 { db function like -argcount 2 newlike db eval { SELECT 1, x FROM t8 WHERE x LIKE '%h%'; SELECT 2, x FROM t8 WHERE x LIKE '%h%' ESCAPE 'x'; } } {1 abcdef 1 ghijkl 1 mnopqr 2 ghijkl} do_test like-8.4 { db function like -argcount 3 newlike db eval { SELECT 1, x FROM t8 WHERE x LIKE '%h%'; SELECT 2, x FROM t8 WHERE x LIKE '%h%' ESCAPE 'x'; } } {1 abcdef 1 ghijkl 1 mnopqr 2 abcdef 2 ghijkl 2 mnopqr} ifcapable like_opt&&!icu { # Evaluate SQL. Return the result set followed by the # and the number of full-scan steps. # db close sqlite3 db test.db proc count_steps {sql} { set r [db eval $sql] lappend r scan [db status step] sort [db status sort] } do_test like-9.1 { count_steps { SELECT x FROM t2 WHERE x LIKE 'x%' } } {xyz scan 0 sort 0} do_test like-9.2 { count_steps { SELECT x FROM t2 WHERE x LIKE '_y%' } } {xyz scan 19 sort 0} do_test like-9.3.1 { set res [sqlite3_exec_hex db { SELECT x FROM t2 WHERE x LIKE '%78%25' }] } {0 {x xyz}} ifcapable explain { do_test like-9.3.2 { set res [sqlite3_exec_hex db { EXPLAIN QUERY PLAN SELECT x FROM t2 WHERE x LIKE '%78%25' }] regexp {INDEX i2} $res } {1} } do_test like-9.4.1 { sqlite3_exec_hex db {INSERT INTO t2 VALUES('%ffhello')} set res [sqlite3_exec_hex db { SELECT substr(x,2) AS x FROM t2 WHERE +x LIKE '%ff%25' }] } {0 {x hello}} do_test like-9.4.2 { set res [sqlite3_exec_hex db { SELECT substr(x,2) AS x FROM t2 WHERE x LIKE '%ff%25' }] } {0 {x hello}} ifcapable explain { do_test like-9.4.3 { set res [sqlite3_exec_hex db { EXPLAIN QUERY PLAN SELECT x FROM t2 WHERE x LIKE '%ff%25' }] regexp {INDEX i2} $res } {0} } do_test like-9.5.1 { set res [sqlite3_exec_hex db { SELECT x FROM t2 WHERE x LIKE '%fe%25' }] } {0 {}} ifcapable explain { do_test like-9.5.2 { set res [sqlite3_exec_hex db { EXPLAIN QUERY PLAN SELECT x FROM t2 WHERE x LIKE '%fe%25' }] regexp {INDEX i2} $res } {1} } # Do an SQL statement. Append the search count to the end of the result. # proc count sql { set ::sqlite_search_count 0 set ::sqlite_like_count 0 return [concat [execsql $sql] scan $::sqlite_search_count \ like $::sqlite_like_count] } # The LIKE and GLOB optimizations do not work on columns with # affinity other than TEXT. # Ticket #3901 # do_test like-10.1 { db close sqlite3 db test.db execsql { CREATE TABLE t10( a INTEGER PRIMARY KEY, b INTEGER COLLATE nocase UNIQUE, c NUMBER COLLATE nocase UNIQUE, d BLOB COLLATE nocase UNIQUE, e COLLATE nocase UNIQUE, f TEXT COLLATE nocase UNIQUE ); INSERT INTO t10 VALUES(1,1,1,1,1,1); INSERT INTO t10 VALUES(12,12,12,12,12,12); INSERT INTO t10 VALUES(123,123,123,123,123,123); INSERT INTO t10 VALUES(234,234,234,234,234,234); INSERT INTO t10 VALUES(345,345,345,345,345,345); INSERT INTO t10 VALUES(45,45,45,45,45,45); } count { SELECT a FROM t10 WHERE b LIKE '12%' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.2 { count { SELECT a FROM t10 WHERE c LIKE '12%' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.3 { count { SELECT a FROM t10 WHERE d LIKE '12%' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.4 { count { SELECT a FROM t10 WHERE e LIKE '12%' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.5 { count { SELECT a FROM t10 WHERE f LIKE '12%' ORDER BY +a; } } {12 123 scan 3 like 0} do_test like-10.6 { count { SELECT a FROM t10 WHERE a LIKE '12%' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.10 { execsql { CREATE TABLE t10b( a INTEGER PRIMARY KEY, b INTEGER UNIQUE, c NUMBER UNIQUE, d BLOB UNIQUE, e UNIQUE, f TEXT UNIQUE ); INSERT INTO t10b SELECT * FROM t10; } count { SELECT a FROM t10b WHERE b GLOB '12*' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.11 { count { SELECT a FROM t10b WHERE c GLOB '12*' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.12 { count { SELECT a FROM t10b WHERE d GLOB '12*' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.13 { count { SELECT a FROM t10b WHERE e GLOB '12*' ORDER BY +a; } } {12 123 scan 5 like 6} do_test like-10.14 { count { SELECT a FROM t10b WHERE f GLOB '12*' ORDER BY +a; } } {12 123 scan 3 like 0} do_test like-10.15 { count { SELECT a FROM t10b WHERE a GLOB '12*' ORDER BY +a; } } {12 123 scan 5 like 6} } # LIKE and GLOB where the default collating sequence is not appropriate # but an index with the appropriate collating sequence exists. # do_test like-11.0 { execsql { CREATE TABLE t11( a INTEGER PRIMARY KEY, b TEXT COLLATE nocase, c TEXT COLLATE binary ); INSERT INTO t11 VALUES(1, 'a','a'); INSERT INTO t11 VALUES(2, 'ab','ab'); INSERT INTO t11 VALUES(3, 'abc','abc'); INSERT INTO t11 VALUES(4, 'abcd','abcd'); INSERT INTO t11 VALUES(5, 'A','A'); INSERT INTO t11 VALUES(6, 'AB','AB'); INSERT INTO t11 VALUES(7, 'ABC','ABC'); INSERT INTO t11 VALUES(8, 'ABCD','ABCD'); INSERT INTO t11 VALUES(9, 'x','x'); INSERT INTO t11 VALUES(10, 'yz','yz'); INSERT INTO t11 VALUES(11, 'X','X'); INSERT INTO t11 VALUES(12, 'YZ','YZ'); SELECT count(*) FROM t11; } } {12} do_test like-11.1 { queryplan { PRAGMA case_sensitive_like=OFF; SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY a; } } {abc abcd ABC ABCD nosort t11 *} do_test like-11.2 { queryplan { PRAGMA case_sensitive_like=ON; SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY a; } } {abc abcd nosort t11 *} do_test like-11.3 { queryplan { PRAGMA case_sensitive_like=OFF; CREATE INDEX t11b ON t11(b); SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY +a; } } {abc abcd ABC ABCD sort {} t11b} do_test like-11.4 { queryplan { PRAGMA case_sensitive_like=ON; SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY a; } } {abc abcd nosort t11 *} do_test like-11.5 { queryplan { PRAGMA case_sensitive_like=OFF; DROP INDEX t11b; CREATE INDEX t11bnc ON t11(b COLLATE nocase); SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY +a; } } {abc abcd ABC ABCD sort {} t11bnc} do_test like-11.6 { queryplan { CREATE INDEX t11bb ON t11(b COLLATE binary); SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY +a; } } {abc abcd ABC ABCD sort {} t11bnc} do_test like-11.7 { queryplan { PRAGMA case_sensitive_like=ON; SELECT b FROM t11 WHERE b LIKE 'abc%' ORDER BY +a; } } {abc abcd sort {} t11bb} do_test like-11.8 { queryplan { PRAGMA case_sensitive_like=OFF; SELECT b FROM t11 WHERE b GLOB 'abc*' ORDER BY +a; } } {abc abcd sort {} t11bb} do_test like-11.9 { queryplan { CREATE INDEX t11cnc ON t11(c COLLATE nocase); CREATE INDEX t11cb ON t11(c COLLATE binary); SELECT c FROM t11 WHERE c LIKE 'abc%' ORDER BY +a; } } {abc abcd ABC ABCD sort {} t11cnc} do_test like-11.10 { queryplan { SELECT c FROM t11 WHERE c GLOB 'abc*' ORDER BY +a; } } {abc abcd sort {} t11cb} finish_test