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+# 2007 January 24
+#
+# 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 INSERT transfer optimization.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+set testprefix insert4
+
+ifcapable !view||!subquery {
+ finish_test
+ return
+}
+
+# The sqlite3_xferopt_count variable is incremented whenever the
+# insert transfer optimization applies.
+#
+# This procedure runs a test to see if the sqlite3_xferopt_count is
+# set to N.
+#
+proc xferopt_test {testname N} {
+ do_test $testname {set ::sqlite3_xferopt_count} $N
+}
+
+# Create tables used for testing.
+#
+sqlite3_db_config db LEGACY_FILE_FORMAT 0
+execsql {
+ CREATE TABLE t1(a int, b int, check(b>a));
+ CREATE TABLE t2(x int, y int);
+ CREATE VIEW v2 AS SELECT y, x FROM t2;
+ CREATE TABLE t3(a int, b int);
+}
+
+# Ticket #2252. Make sure the an INSERT from identical tables
+# does not violate constraints.
+#
+do_test insert4-1.1 {
+ set sqlite3_xferopt_count 0
+ execsql {
+ DELETE FROM t1;
+ DELETE FROM t2;
+ INSERT INTO t2 VALUES(9,1);
+ }
+ catchsql {
+ INSERT INTO t1 SELECT * FROM t2;
+ }
+} {1 {CHECK constraint failed: b>a}}
+xferopt_test insert4-1.2 0
+do_test insert4-1.3 {
+ execsql {
+ SELECT * FROM t1;
+ }
+} {}
+
+# Tests to make sure that the transfer optimization is not occurring
+# when it is not a valid optimization.
+#
+# The SELECT must be against a real table.
+do_test insert4-2.1.1 {
+ execsql {
+ DELETE FROM t1;
+ INSERT INTO t1 SELECT 4, 8;
+ SELECT * FROM t1;
+ }
+} {4 8}
+xferopt_test insert4-2.1.2 0
+do_test insert4-2.2.1 {
+ catchsql {
+ DELETE FROM t1;
+ INSERT INTO t1 SELECT * FROM v2;
+ SELECT * FROM t1;
+ }
+} {0 {1 9}}
+xferopt_test insert4-2.2.2 0
+
+# Do not run the transfer optimization if there is a LIMIT clause
+#
+do_test insert4-2.3.1 {
+ execsql {
+ DELETE FROM t2;
+ INSERT INTO t2 VALUES(9,1);
+ INSERT INTO t2 SELECT y, x FROM t2;
+ INSERT INTO t3 SELECT * FROM t2 LIMIT 1;
+ SELECT * FROM t3;
+ }
+} {9 1}
+xferopt_test insert4-2.3.2 0
+do_test insert4-2.3.3 {
+ catchsql {
+ DELETE FROM t1;
+ INSERT INTO t1 SELECT * FROM t2 LIMIT 1;
+ SELECT * FROM t1;
+ }
+} {1 {CHECK constraint failed: b>a}}
+xferopt_test insert4-2.3.4 0
+
+# Do not run the transfer optimization if there is a DISTINCT
+#
+do_test insert4-2.4.1 {
+ execsql {
+ DELETE FROM t3;
+ INSERT INTO t3 SELECT DISTINCT * FROM t2;
+ SELECT * FROM t3;
+ }
+} {9 1 1 9}
+xferopt_test insert4-2.4.2 0
+do_test insert4-2.4.3 {
+ catchsql {
+ DELETE FROM t1;
+ INSERT INTO t1 SELECT DISTINCT * FROM t2;
+ }
+} {1 {CHECK constraint failed: b>a}}
+xferopt_test insert4-2.4.4 0
+
+# The following procedure constructs two tables then tries to transfer
+# data from one table to the other. Checks are made to make sure the
+# transfer is successful and that the transfer optimization was used or
+# not, as appropriate.
+#
+# xfer_check TESTID XFER-USED INIT-DATA DEST-SCHEMA SRC-SCHEMA
+#
+# The TESTID argument is the symbolic name for this test. The XFER-USED
+# argument is true if the transfer optimization should be employed and
+# false if not. INIT-DATA is a single row of data that is to be
+# transfered. DEST-SCHEMA and SRC-SCHEMA are table declarations for
+# the destination and source tables.
+#
+proc xfer_check {testid xferused initdata destschema srcschema} {
+ execsql "CREATE TABLE dest($destschema)"
+ execsql "CREATE TABLE src($srcschema)"
+ execsql "INSERT INTO src VALUES([join $initdata ,])"
+ set ::sqlite3_xferopt_count 0
+ do_test $testid.1 {
+ execsql {
+ INSERT INTO dest SELECT * FROM src;
+ SELECT * FROM dest;
+ }
+ } $initdata
+ do_test $testid.2 {
+ set ::sqlite3_xferopt_count
+ } $xferused
+ execsql {
+ DROP TABLE dest;
+ DROP TABLE src;
+ }
+}
+
+
+# Do run the transfer optimization if tables have identical
+# CHECK constraints.
+#
+xfer_check insert4-3.1 1 {1 9} \
+ {a int, b int CHECK(b>a)} \
+ {x int, y int CHECK(y>x)}
+xfer_check insert4-3.2 1 {1 9} \
+ {a int, b int CHECK(b>a)} \
+ {x int CHECK(y>x), y int}
+
+# Do run the transfer optimization if the destination table lacks
+# any CHECK constraints regardless of whether or not there are CHECK
+# constraints on the source table.
+#
+xfer_check insert4-3.3 1 {1 9} \
+ {a int, b int} \
+ {x int, y int CHECK(y>x)}
+
+# Do run the transfer optimization if the destination table omits
+# NOT NULL constraints that the source table has.
+#
+xfer_check insert4-3.4 0 {1 9} \
+ {a int, b int CHECK(b>a)} \
+ {x int, y int}
+
+# Do not run the optimization if the destination has NOT NULL
+# constraints that the source table lacks.
+#
+xfer_check insert4-3.5 0 {1 9} \
+ {a int, b int NOT NULL} \
+ {x int, y int}
+xfer_check insert4-3.6 0 {1 9} \
+ {a int, b int NOT NULL} \
+ {x int NOT NULL, y int}
+xfer_check insert4-3.7 0 {1 9} \
+ {a int NOT NULL, b int NOT NULL} \
+ {x int NOT NULL, y int}
+xfer_check insert4-3.8 0 {1 9} \
+ {a int NOT NULL, b int} \
+ {x int, y int}
+
+
+# Do run the transfer optimization if the destination table and
+# source table have the same NOT NULL constraints or if the
+# source table has extra NOT NULL constraints.
+#
+xfer_check insert4-3.9 1 {1 9} \
+ {a int, b int} \
+ {x int NOT NULL, y int}
+xfer_check insert4-3.10 1 {1 9} \
+ {a int, b int} \
+ {x int NOT NULL, y int NOT NULL}
+xfer_check insert4-3.11 1 {1 9} \
+ {a int NOT NULL, b int} \
+ {x int NOT NULL, y int NOT NULL}
+xfer_check insert4-3.12 1 {1 9} \
+ {a int, b int NOT NULL} \
+ {x int NOT NULL, y int NOT NULL}
+
+# Do not run the optimization if any corresponding table
+# columns have different affinities.
+#
+xfer_check insert4-3.20 0 {1 9} \
+ {a text, b int} \
+ {x int, b int}
+xfer_check insert4-3.21 0 {1 9} \
+ {a int, b int} \
+ {x text, b int}
+
+# "int" and "integer" are equivalent so the optimization should
+# run here.
+#
+xfer_check insert4-3.22 1 {1 9} \
+ {a int, b int} \
+ {x integer, b int}
+
+# Ticket #2291.
+#
+
+do_test insert4-4.1a {
+ execsql {CREATE TABLE t4(a, b, UNIQUE(a,b))}
+} {}
+ifcapable vacuum {
+ do_test insert4-4.1b {
+ execsql {
+ INSERT INTO t4 VALUES(NULL,0);
+ INSERT INTO t4 VALUES(NULL,1);
+ INSERT INTO t4 VALUES(NULL,1);
+ VACUUM;
+ }
+ } {}
+}
+
+# Check some error conditions:
+#
+do_test insert4-5.1 {
+ # Table does not exist.
+ catchsql { INSERT INTO t2 SELECT a, b FROM nosuchtable }
+} {1 {no such table: nosuchtable}}
+do_test insert4-5.2 {
+ # Number of columns does not match.
+ catchsql {
+ CREATE TABLE t5(a, b, c);
+ INSERT INTO t4 SELECT * FROM t5;
+ }
+} {1 {table t4 has 2 columns but 3 values were supplied}}
+
+do_test insert4-6.1 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ CREATE INDEX t2_i2 ON t2(x, y COLLATE nocase);
+ CREATE INDEX t2_i1 ON t2(x ASC, y DESC);
+ CREATE INDEX t3_i1 ON t3(a, b);
+ INSERT INTO t2 SELECT * FROM t3;
+ }
+ set ::sqlite3_xferopt_count
+} {0}
+do_test insert4-6.2 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ DROP INDEX t2_i2;
+ INSERT INTO t2 SELECT * FROM t3;
+ }
+ set ::sqlite3_xferopt_count
+} {0}
+do_test insert4-6.3 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ DROP INDEX t2_i1;
+ CREATE INDEX t2_i1 ON t2(x ASC, y ASC);
+ INSERT INTO t2 SELECT * FROM t3;
+ }
+ set ::sqlite3_xferopt_count
+} {1}
+do_test insert4-6.4 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ DROP INDEX t2_i1;
+ CREATE INDEX t2_i1 ON t2(x ASC, y COLLATE RTRIM);
+ INSERT INTO t2 SELECT * FROM t3;
+ }
+ set ::sqlite3_xferopt_count
+} {0}
+
+
+do_test insert4-6.5 {
+ execsql {
+ CREATE TABLE t6a(x CHECK( x<>'abc' ));
+ INSERT INTO t6a VALUES('ABC');
+ SELECT * FROM t6a;
+ }
+} {ABC}
+do_test insert4-6.6 {
+ execsql {
+ CREATE TABLE t6b(x CHECK( x<>'abc' COLLATE nocase ));
+ }
+ catchsql {
+ INSERT INTO t6b SELECT * FROM t6a;
+ }
+} {1 {CHECK constraint failed: x<>'abc' COLLATE nocase}}
+do_test insert4-6.7 {
+ execsql {
+ DROP TABLE t6b;
+ CREATE TABLE t6b(x CHECK( x COLLATE nocase <>'abc' ));
+ }
+ catchsql {
+ INSERT INTO t6b SELECT * FROM t6a;
+ }
+} {1 {CHECK constraint failed: x COLLATE nocase <>'abc'}}
+
+# Ticket [6284df89debdfa61db8073e062908af0c9b6118e]
+# Disable the xfer optimization if the destination table contains
+# a foreign key constraint
+#
+ifcapable foreignkey {
+ do_test insert4-7.1 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ CREATE TABLE t7a(x INTEGER PRIMARY KEY); INSERT INTO t7a VALUES(123);
+ CREATE TABLE t7b(y INTEGER REFERENCES t7a);
+ CREATE TABLE t7c(z INT); INSERT INTO t7c VALUES(234);
+ INSERT INTO t7b SELECT * FROM t7c;
+ SELECT * FROM t7b;
+ }
+ } {234}
+ do_test insert4-7.2 {
+ set ::sqlite3_xferopt_count
+ } {1}
+ do_test insert4-7.3 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ DELETE FROM t7b;
+ PRAGMA foreign_keys=ON;
+ }
+ catchsql {
+ INSERT INTO t7b SELECT * FROM t7c;
+ }
+ } {1 {FOREIGN KEY constraint failed}}
+ do_test insert4-7.4 {
+ execsql {SELECT * FROM t7b}
+ } {}
+ do_test insert4-7.5 {
+ set ::sqlite3_xferopt_count
+ } {0}
+ do_test insert4-7.6 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ DELETE FROM t7b; DELETE FROM t7c;
+ INSERT INTO t7c VALUES(123);
+ INSERT INTO t7b SELECT * FROM t7c;
+ SELECT * FROM t7b;
+ }
+ } {123}
+ do_test insert4-7.7 {
+ set ::sqlite3_xferopt_count
+ } {0}
+ do_test insert4-7.7 {
+ set ::sqlite3_xferopt_count 0
+ execsql {
+ PRAGMA foreign_keys=OFF;
+ DELETE FROM t7b;
+ INSERT INTO t7b SELECT * FROM t7c;
+ SELECT * FROM t7b;
+ }
+ } {123}
+ do_test insert4-7.8 {
+ set ::sqlite3_xferopt_count
+ } {1}
+}
+
+# Ticket [676bc02b87176125635cb174d110b431581912bb]
+# Make sure INTEGER PRIMARY KEY ON CONFLICT ... works with the xfer
+# optimization.
+#
+do_test insert4-8.1 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT REPLACE, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT REPLACE, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.2 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT REPLACE, b);
+ CREATE TABLE t2(x, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.3 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT IGNORE, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT IGNORE, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 2}
+do_test insert4-8.4 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT IGNORE, b);
+ CREATE TABLE t2(x, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 2}
+do_test insert4-8.5 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT FAIL, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT FAIL, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(-99,100);
+ INSERT INTO t2 VALUES(1,3);
+ SELECT * FROM t1;
+ }
+ catchsql {
+ INSERT INTO t1 SELECT * FROM t2;
+ }
+} {1 {UNIQUE constraint failed: t1.a}}
+do_test insert4-8.6 {
+ execsql {
+ SELECT * FROM t1;
+ }
+} {-99 100 1 2}
+do_test insert4-8.7 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT ABORT, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT ABORT, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(-99,100);
+ INSERT INTO t2 VALUES(1,3);
+ SELECT * FROM t1;
+ }
+ catchsql {
+ INSERT INTO t1 SELECT * FROM t2;
+ }
+} {1 {UNIQUE constraint failed: t1.a}}
+do_test insert4-8.8 {
+ execsql {
+ SELECT * FROM t1;
+ }
+} {1 2}
+do_test insert4-8.9 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT ROLLBACK, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT ROLLBACK, y);
+ INSERT INTO t1 VALUES(1,2);
+ INSERT INTO t2 VALUES(-99,100);
+ INSERT INTO t2 VALUES(1,3);
+ SELECT * FROM t1;
+ }
+ catchsql {
+ BEGIN;
+ INSERT INTO t1 VALUES(2,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ }
+} {1 {UNIQUE constraint failed: t1.a}}
+do_test insert4-8.10 {
+ catchsql {COMMIT}
+} {1 {cannot commit - no transaction is active}}
+do_test insert4-8.11 {
+ execsql {
+ SELECT * FROM t1;
+ }
+} {1 2}
+
+do_test insert4-8.21 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT REPLACE, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT REPLACE, y);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.22 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT IGNORE, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT IGNORE, y);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.23 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT ABORT, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT ABORT, y);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.24 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT FAIL, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT FAIL, y);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+do_test insert4-8.25 {
+ execsql {
+ DROP TABLE IF EXISTS t1;
+ DROP TABLE IF EXISTS t2;
+ CREATE TABLE t1(a INTEGER PRIMARY KEY ON CONFLICT ROLLBACK, b);
+ CREATE TABLE t2(x INTEGER PRIMARY KEY ON CONFLICT ROLLBACK, y);
+ INSERT INTO t2 VALUES(1,3);
+ INSERT INTO t1 SELECT * FROM t2;
+ SELECT * FROM t1;
+ }
+} {1 3}
+
+do_catchsql_test insert4-9.1 {
+ DROP TABLE IF EXISTS t1;
+ CREATE TABLE t1(x);
+ INSERT INTO t1(x) VALUES(5 COLLATE xyzzy) UNION SELECT 0;
+} {1 {no such collation sequence: xyzzy}}
+
+#-------------------------------------------------------------------------
+# Check that running an integrity-check does not disable the xfer
+# optimization for tables with CHECK constraints.
+#
+do_execsql_test 10.1 {
+ CREATE TABLE t8(
+ rid INTEGER,
+ pid INTEGER,
+ mid INTEGER,
+ px INTEGER DEFAULT(0) CHECK(px IN(0, 1))
+ );
+ CREATE TEMP TABLE x(
+ rid INTEGER,
+ pid INTEGER,
+ mid INTEGER,
+ px INTEGER DEFAULT(0) CHECK(px IN(0, 1))
+ );
+}
+do_test 10.2 {
+ set sqlite3_xferopt_count 0
+ execsql { INSERT INTO x SELECT * FROM t8 }
+ set sqlite3_xferopt_count
+} {1}
+
+do_test 10.3 {
+ execsql { PRAGMA integrity_check }
+ set sqlite3_xferopt_count 0
+ execsql { INSERT INTO x SELECT * FROM t8 }
+ set sqlite3_xferopt_count
+} {1}
+
+do_test 10.4 {
+ execsql { PRAGMA integrity_check }
+ set sqlite3_xferopt_count 0
+ execsql { INSERT INTO x SELECT * FROM t8 RETURNING * }
+ set sqlite3_xferopt_count
+} {0}
+
+#-------------------------------------------------------------------------
+# xfer transfer between tables where the source has an empty partial index.
+#
+do_execsql_test 11.0 {
+ CREATE TABLE t9(a, b, c);
+ CREATE INDEX t9a ON t9(a);
+ CREATE INDEX t9b ON t9(b) WHERE c=0;
+
+ INSERT INTO t9 VALUES(1, 1, 1);
+ INSERT INTO t9 VALUES(2, 2, 2);
+ INSERT INTO t9 VALUES(3, 3, 3);
+
+ CREATE TABLE t10(a, b, c);
+ CREATE INDEX t10a ON t10(a);
+ CREATE INDEX t10b ON t10(b) WHERE c=0;
+
+ INSERT INTO t10 SELECT * FROM t9;
+ SELECT * FROM t10;
+ PRAGMA integrity_check;
+} {1 1 1 2 2 2 3 3 3 ok}
+
+finish_test
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 19:28:03 +0000