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Fix for bug#38821: Assert table->auto_increment_field_not_null failed

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in open_table()

Problem: repeating "CREATE... ( AUTOINCREMENT) ... SELECT" may lead to
an assertion failure.

Fix: reset table->auto_increment_field_not_null after each record 
writing.
This commit is contained in:
Ramil Kalimullin
2008-09-03 15:17:19 +05:00
parent 0e3bc47fb4
commit ef13c12c0a
3 changed files with 34 additions and 1 deletions
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11
mysql-test/r/create.result
View File

@ -1546,4 +1546,15 @@ SHOW INDEX FROM t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment
t1 1 c1 1 c1 A NULL NULL NULL YES BTREE
DROP TABLE t1;
CREATE TABLE t1 (a INTEGER AUTO_INCREMENT PRIMARY KEY, b INTEGER NOT NULL);
INSERT IGNORE INTO t1 (b) VALUES (5);
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
ERROR 23000: Duplicate entry '1' for key 1
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
ERROR 23000: Duplicate entry '1' for key 1
DROP TABLE t1, t2;
End of 5.0 tests

18
mysql-test/t/create.test
View File

@ -1172,4 +1172,22 @@ SHOW INDEX FROM t1;
DROP TABLE t1;
#
# Bug#38821: Assert table->auto_increment_field_not_null failed in open_table()
#
CREATE TABLE t1 (a INTEGER AUTO_INCREMENT PRIMARY KEY, b INTEGER NOT NULL);
INSERT IGNORE INTO t1 (b) VALUES (5);
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
--error 1062
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
--error 1062
CREATE TABLE IF NOT EXISTS t2 (a INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY)
SELECT a FROM t1;
DROP TABLE t1, t2;
--echo End of 5.0 tests

6
sql/sql_insert.cc
View File

@ -2897,7 +2897,11 @@ bool select_insert::send_data(List<Item> &values)
DBUG_RETURN(1);
}
}
if (!(error= write_record(thd, table, &info)))
error= write_record(thd, table, &info);
table->auto_increment_field_not_null= FALSE;
if (!error)
{
if (table->triggers || info.handle_duplicates == DUP_UPDATE)
{