Index: third_party/sqlite/sqlite-src-3070603/test/where6.test |
diff --git a/third_party/sqlite/sqlite-src-3070603/test/where6.test b/third_party/sqlite/sqlite-src-3070603/test/where6.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..83e975b7dd6d1be9879166ff3fafb0d217b91e31 |
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+# 2007 June 8 |
+# |
+# 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 that terms in the ON clause of |
+# a LEFT OUTER JOIN are not used with indices. See ticket #3015. |
+# |
+# $Id: where6.test,v 1.2 2008/04/17 19:14:02 drh Exp $ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+# Build some test data |
+# |
+do_test where6-1.1 { |
+ execsql { |
+ CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c); |
+ INSERT INTO t1 VALUES(1,3,1); |
+ INSERT INTO t1 VALUES(2,4,2); |
+ CREATE TABLE t2(x INTEGER PRIMARY KEY); |
+ INSERT INTO t2 VALUES(3); |
+ |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-1.2 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-1.3 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-1.4 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+ |
+ifcapable explain { |
+ do_test where6-1.5 { |
+ explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c} |
+ } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}] |
+ do_test where6-1.6 { |
+ explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c} |
+ } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}] |
+} |
+ |
+do_test where6-1.11 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1; |
+ } |
+} {1 3 1 3} |
+do_test where6-1.12 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1; |
+ } |
+} {1 3 1 3} |
+do_test where6-1.13 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c; |
+ } |
+} {1 3 1 3} |
+ |
+ |
+ |
+do_test where6-2.1 { |
+ execsql { |
+ CREATE INDEX i1 ON t1(c); |
+ |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-2.2 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-2.3 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+do_test where6-2.4 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c; |
+ } |
+} {1 3 1 3 2 4 2 {}} |
+ |
+ifcapable explain { |
+ do_test where6-2.5 { |
+ explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c} |
+ } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}] |
+ do_test where6-2.6 { |
+ explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c} |
+ } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}] |
+} |
+ |
+ |
+do_test where6-2.11 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1; |
+ } |
+} {1 3 1 3} |
+do_test where6-2.12 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1; |
+ } |
+} {1 3 1 3} |
+do_test where6-2.13 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c; |
+ } |
+} {1 3 1 3} |
+do_test where6-2.14 { |
+ execsql { |
+ SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c; |
+ } |
+} {1 3 1 3} |
+ |
+# Ticket [ebdbadade5b]: |
+# If the ON close on a LEFT JOIN is of the form x=y where both x and y |
+# are indexed columns on tables to left of the join, then do not use that |
+# term with indices to either table. |
+# |
+do_test where6-3.1 { |
+ db eval { |
+ CREATE TABLE t4(x UNIQUE); |
+ INSERT INTO t4 VALUES('abc'); |
+ INSERT INTO t4 VALUES('def'); |
+ INSERT INTO t4 VALUES('ghi'); |
+ CREATE TABLE t5(a, b, c, PRIMARY KEY(a,b)); |
+ INSERT INTO t5 VALUES('abc','def',123); |
+ INSERT INTO t5 VALUES('def','ghi',456); |
+ |
+ SELECT t4a.x, t4b.x, t5.c, t6.v |
+ FROM t4 AS t4a |
+ INNER JOIN t4 AS t4b |
+ LEFT JOIN t5 ON t5.a=t4a.x AND t5.b=t4b.x |
+ LEFT JOIN (SELECT 1 AS v) AS t6 ON t4a.x=t4b.x |
+ ORDER BY 1, 2, 3; |
+ } |
+} {abc abc {} 1 abc def 123 {} abc ghi {} {} def abc {} {} def def {} 1 def ghi 456 {} ghi abc {} {} ghi def {} {} ghi ghi {} 1} |
+ |
+finish_test |