Index: third_party/sqlite/src/test/whereE.test |
diff --git a/third_party/sqlite/src/test/whereE.test b/third_party/sqlite/src/test/whereE.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a6b8f481b2e526c347ff1fa00e2e8ccb94ffb7ae |
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+++ b/third_party/sqlite/src/test/whereE.test |
@@ -0,0 +1,62 @@ |
+# 2012 November 9 |
+# |
+# 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 query planner to make sure it |
+# is making good planning decisions. |
+# |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+set ::testprefix whereE |
+ |
+do_execsql_test 1.1 { |
+ CREATE TABLE t1(a,b); |
+ INSERT INTO t1 VALUES(1,10), (2,20), (3,30), (2,22), (3, 33); |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ INSERT INTO t1 SELECT * FROM t1; |
+ ALTER TABLE t1 ADD COLUMN c; |
+ UPDATE t1 SET c=a*rowid+10000; |
+ CREATE INDEX t1ab ON t1(a,b); |
+ |
+ CREATE TABLE t2(x,y); |
+ INSERT INTO t2 VALUES(4,44),(5,55),(6,66),(7,77); |
+ INSERT INTO t2 SELECT x+4, (x+4)*11 FROM t2; |
+ INSERT INTO t2 SELECT x+8, (x+8)*11 FROM t2; |
+ INSERT INTO t2 SELECT x+16, (x+16)*11 FROM t2; |
+ INSERT INTO t2 SELECT x+32, (x+32)*11 FROM t2; |
+ INSERT INTO t2 SELECT x+64, (x+32)*11 FROM t2; |
+ ALTER TABLE t2 ADD COLUMN z; |
+ UPDATE t2 SET z=2; |
+ CREATE UNIQUE INDEX t2zx ON t2(z,x); |
+ |
+ EXPLAIN QUERY PLAN SELECT x FROM t1, t2 WHERE a=z AND c=x; |
+} {/.*SCAN TABLE t1.*SEARCH TABLE t2.*/} |
+do_execsql_test 1.2 { |
+ EXPLAIN QUERY PLAN SELECT x FROM t2, t1 WHERE a=z AND c=x; |
+} {/.*SCAN TABLE t1.*SEARCH TABLE t2.*/} |
+do_execsql_test 1.3 { |
+ ANALYZE; |
+ EXPLAIN QUERY PLAN SELECT x FROM t1, t2 WHERE a=z AND c=x; |
+} {/.*SCAN TABLE t1.*SEARCH TABLE t2.*/} |
+do_execsql_test 1.4 { |
+ EXPLAIN QUERY PLAN SELECT x FROM t2, t1 WHERE a=z AND c=x; |
+} {/.*SCAN TABLE t1.*SEARCH TABLE t2.*/} |
+ |
+finish_test |