Index: third_party/sqlite/src/test/update2.test |
diff --git a/third_party/sqlite/src/test/update2.test b/third_party/sqlite/src/test/update2.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6a359d11a95a5d2c198343e82e7c9f86c9f79ef3 |
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@@ -0,0 +1,205 @@ |
+# 2017 January 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. |
+# |
+#*********************************************************************** |
+# |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+set testprefix update2 |
+ |
+db func repeat [list string repeat] |
+ |
+#------------------------------------------------------------------------- |
+# 1.1.* A one-pass UPDATE that does balance() operations on the IPK index |
+# that it is scanning. |
+# |
+# 1.2.* Same again, but with a WITHOUT ROWID table. |
+# |
+set nrow [expr 10] |
+do_execsql_test 1.1.0 { |
+ CREATE TABLE t1(a INTEGER PRIMARY KEY, b); |
+ CREATE TABLE t2(a INTEGER PRIMARY KEY, b); |
+ WITH s(i) AS ( SELECT 0 UNION ALL SELECT i+1 FROM s WHERE i<$nrow ) |
+ INSERT INTO t1(b) SELECT char((i % 26) + 65) FROM s; |
+ INSERT INTO t2 SELECT * FROM t1; |
+} |
+ |
+do_execsql_test 1.1.1 { |
+ UPDATE t1 SET b = repeat(b, 100) |
+} |
+ |
+do_execsql_test 1.1.2 { |
+ SELECT * FROM t1; |
+} [db eval { SELECT a, repeat(b, 100) FROM t2 }] |
+ |
+do_execsql_test 1.2.0 { |
+ DROP TABLE t1; |
+ CREATE TABLE t1(a INT PRIMARY KEY, b) WITHOUT ROWID; |
+ WITH s(i) AS ( SELECT 0 UNION ALL SELECT i+1 FROM s WHERE i<$nrow ) |
+ INSERT INTO t1(a, b) SELECT i+1, char((i % 26) + 65) FROM s; |
+} |
+ |
+#explain_i { UPDATE t1 SET b = repeat(b, 100) } |
+do_execsql_test 1.2.1 { |
+ UPDATE t1 SET b = repeat(b, 100) |
+} |
+ |
+do_execsql_test 1.2.2 { |
+ SELECT * FROM t1; |
+} [db eval { SELECT a, repeat(b, 100) FROM t2 }] |
+ |
+ |
+#------------------------------------------------------------------------- |
+# A one-pass UPDATE that does balance() operations on the IPK index |
+# that it is scanning. |
+# |
+do_execsql_test 2.1 { |
+ CREATE TABLE t3(a PRIMARY KEY, b, c); |
+ CREATE INDEX t3i ON t3(b); |
+} {} |
+do_execsql_test 2.2 { UPDATE t3 SET c=1 WHERE b=? } {} |
+do_execsql_test 2.3 { UPDATE t3 SET c=1 WHERE rowid=? } {} |
+ |
+#------------------------------------------------------------------------- |
+# |
+do_execsql_test 3.0 { |
+ CREATE TABLE t4(a PRIMARY KEY, b, c) WITHOUT ROWID; |
+ CREATE INDEX t4c ON t4(c); |
+ INSERT INTO t4 VALUES(1, 2, 3); |
+ INSERT INTO t4 VALUES(2, 3, 4); |
+} |
+ |
+do_execsql_test 3.1 { |
+ UPDATE t4 SET c=c+2 WHERE c>2; |
+ SELECT a, c FROM t4 ORDER BY a; |
+} {1 5 2 6} |
+ |
+#------------------------------------------------------------------------- |
+# |
+foreach {tn sql} { |
+ 1 { |
+ CREATE TABLE b1(a INTEGER PRIMARY KEY, b, c); |
+ CREATE TABLE c1(a INTEGER PRIMARY KEY, b, c, d) |
+ } |
+ 2 { |
+ CREATE TABLE b1(a INT PRIMARY KEY, b, c) WITHOUT ROWID; |
+ CREATE TABLE c1(a INT PRIMARY KEY, b, c, d) WITHOUT ROWID; |
+ } |
+} { |
+ execsql { DROP TABLE IF EXISTS b1; DROP TABLE IF EXISTS c1; } |
+ execsql $sql |
+ |
+ do_execsql_test 4.$tn.0 { |
+ CREATE UNIQUE INDEX b1c ON b1(c); |
+ INSERT INTO b1 VALUES(1, 'a', 1); |
+ INSERT INTO b1 VALUES(2, 'b', 15); |
+ INSERT INTO b1 VALUES(3, 'c', 3); |
+ INSERT INTO b1 VALUES(4, 'd', 4); |
+ INSERT INTO b1 VALUES(5, 'e', 5); |
+ INSERT INTO b1 VALUES(6, 'f', 6); |
+ INSERT INTO b1 VALUES(7, 'g', 7); |
+ } |
+ |
+ do_execsql_test 4.$tn.1 { |
+ UPDATE OR REPLACE b1 SET c=c+10 WHERE a BETWEEN 4 AND 7; |
+ SELECT * FROM b1 ORDER BY a; |
+ } { |
+ 1 a 1 |
+ 3 c 3 |
+ 4 d 14 |
+ 5 e 15 |
+ 6 f 16 |
+ 7 g 17 |
+ } |
+ |
+ do_execsql_test 4.$tn.2 { |
+ CREATE INDEX c1d ON c1(d, b); |
+ CREATE UNIQUE INDEX c1c ON c1(c, b); |
+ |
+ INSERT INTO c1 VALUES(1, 'a', 1, 1); |
+ INSERT INTO c1 VALUES(2, 'a', 15, 2); |
+ INSERT INTO c1 VALUES(3, 'a', 3, 3); |
+ INSERT INTO c1 VALUES(4, 'a', 4, 4); |
+ INSERT INTO c1 VALUES(5, 'a', 5, 5); |
+ INSERT INTO c1 VALUES(6, 'a', 6, 6); |
+ INSERT INTO c1 VALUES(7, 'a', 7, 7); |
+ } |
+ |
+ do_execsql_test 4.$tn.3 { |
+ UPDATE OR REPLACE c1 SET c=c+10 WHERE d BETWEEN 4 AND 7; |
+ SELECT * FROM c1 ORDER BY a; |
+ } { |
+ 1 a 1 1 |
+ 3 a 3 3 |
+ 4 a 14 4 |
+ 5 a 15 5 |
+ 6 a 16 6 |
+ 7 a 17 7 |
+ } |
+ |
+ do_execsql_test 4.$tn.4 { PRAGMA integrity_check } ok |
+ |
+ do_execsql_test 4.$tn.5 { |
+ DROP INDEX c1d; |
+ DROP INDEX c1c; |
+ DELETE FROM c1; |
+ |
+ INSERT INTO c1 VALUES(1, 'a', 1, 1); |
+ INSERT INTO c1 VALUES(2, 'a', 15, 2); |
+ INSERT INTO c1 VALUES(3, 'a', 3, 3); |
+ INSERT INTO c1 VALUES(4, 'a', 4, 4); |
+ INSERT INTO c1 VALUES(5, 'a', 5, 5); |
+ INSERT INTO c1 VALUES(6, 'a', 6, 6); |
+ INSERT INTO c1 VALUES(7, 'a', 7, 7); |
+ |
+ CREATE INDEX c1d ON c1(d); |
+ CREATE UNIQUE INDEX c1c ON c1(c); |
+ } |
+ |
+ do_execsql_test 4.$tn.6 { |
+ UPDATE OR REPLACE c1 SET c=c+10 WHERE d BETWEEN 4 AND 7; |
+ SELECT * FROM c1 ORDER BY a; |
+ } { |
+ 1 a 1 1 |
+ 3 a 3 3 |
+ 4 a 14 4 |
+ 5 a 15 5 |
+ 6 a 16 6 |
+ 7 a 17 7 |
+ } |
+} |
+ |
+#------------------------------------------------------------------------- |
+# |
+do_execsql_test 5.0 { |
+ CREATE TABLE x1(a INTEGER PRIMARY KEY, b, c); |
+ CREATE INDEX x1c ON x1(b, c); |
+ INSERT INTO x1 VALUES(1, 'a', 1); |
+ INSERT INTO x1 VALUES(2, 'a', 2); |
+ INSERT INTO x1 VALUES(3, 'a', 3); |
+} |
+ |
+do_execsql_test 5.1.1 { |
+ UPDATE x1 SET c=c+1 WHERE b='a'; |
+} |
+ |
+do_execsql_test 5.1.2 { |
+ SELECT * FROM x1; |
+} {1 a 2 2 a 3 3 a 4} |
+ |
+do_test 5.2 { |
+ catch { array unset A } |
+ db eval { EXPLAIN UPDATE x1 SET c=c+1 WHERE b='a' } { incr A($opcode) } |
+ set A(NotExists) |
+} {1} |
+ |
+ |
+finish_test |
+ |