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MDEV-20384 Assertion `field.is_sane()' failed in Protocol_text::store_field_metadata

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This commit is contained in:
Alexander Barkov 2019-08-19 20:57:59 +04:00
parent da53fb6d7d
commit 1d58e62d5b
3 changed files with 51 additions and 0 deletions
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26
mysql-test/main/type_year.result
View File

@ -587,3 +587,29 @@ DROP TABLE t1;
# #
# End of 10.4 tests # End of 10.4 tests
# #
#
# Start of 10.5 tests
#
#
# MDEV-20384 Assertion `field.is_sane()' failed in Protocol_text::store_field_metadata
#
CREATE TABLE t1 (a YEAR);
INSERT INTO t1 VALUES (2000),(2001);
SELECT MAX( NULLIF( a, 1970 ) ) AS f FROM t1;
f
2001
SELECT NULLIF(a, 1970) AS f FROM t1 ORDER BY a;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def f 13 4 4 Y 32928 0 63
f
2000
2001
SELECT MAX(NULLIF(a, 1970)) AS f FROM t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def f 8 4 4 Y 32928 0 63
f
2001
DROP TABLE t1;
#
# End of 10.5 tests
#

24
mysql-test/main/type_year.test
View File

@ -329,3 +329,27 @@ DROP TABLE t1;
--echo # --echo #
--echo # End of 10.4 tests --echo # End of 10.4 tests
--echo # --echo #
--echo #
--echo # Start of 10.5 tests
--echo #
--echo #
--echo # MDEV-20384 Assertion `field.is_sane()' failed in Protocol_text::store_field_metadata
--echo #
CREATE TABLE t1 (a YEAR);
INSERT INTO t1 VALUES (2000),(2001);
SELECT MAX( NULLIF( a, 1970 ) ) AS f FROM t1;
--disable_ps_protocol
--enable_metadata
SELECT NULLIF(a, 1970) AS f FROM t1 ORDER BY a;
SELECT MAX(NULLIF(a, 1970)) AS f FROM t1;
--disable_metadata
--enable_ps_protocol
DROP TABLE t1;
--echo #
--echo # End of 10.5 tests
--echo #

1
sql/sql_type.h
View File

@ -5335,6 +5335,7 @@ public:
virtual ~Type_handler_year() {} virtual ~Type_handler_year() {}
const Name name() const override { return m_name_year; } const Name name() const override { return m_name_year; }
enum_field_types field_type() const override { return MYSQL_TYPE_YEAR; } enum_field_types field_type() const override { return MYSQL_TYPE_YEAR; }
uint flags() const override { return UNSIGNED_FLAG; }
protocol_send_type_t protocol_send_type() const override protocol_send_type_t protocol_send_type() const override
{ {
return PROTOCOL_SEND_SHORT; return PROTOCOL_SEND_SHORT;