Commit 42c96c7e authored by Alfranio Correia's avatar Alfranio Correia

Merge next-mr-bugfixing (local) --> next-mr-bugfixing.

parents eb79ef15 3fad4e8d
......@@ -341,6 +341,25 @@ ROLLBACK;
Warnings:
Warning 1196 Some non-transactional changed tables couldn't be rolled back
SET AUTOCOMMIT = 1;
---- Mixed statements Innodb ----
BEGIN;
INSERT INTO tndb VALUES (147);
INSERT INTO tinnodb SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
COMMIT;
INSERT INTO tndb VALUES (148);
BEGIN;
INSERT INTO tinnodb SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
INSERT INTO tndb VALUES (149);
COMMIT;
BEGIN;
INSERT INTO tndb VALUES (150);
INSERT INTO tmyisam SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
COMMIT;
INSERT INTO tndb VALUES (151);
BEGIN;
INSERT INTO tmyisam SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
INSERT INTO tndb VALUES (152);
COMMIT;
==== Verify the result ====
SELECT * FROM tmyisam ORDER BY a;
a
......@@ -393,6 +412,8 @@ a
140
142
146
150
151
SELECT * FROM tinnodb ORDER BY a;
a
1
......@@ -420,6 +441,8 @@ a
120
125
127
147
148
SELECT * FROM tndb ORDER BY a;
a
2
......@@ -447,6 +470,12 @@ a
121
123
126
147
148
149
150
151
152
[on slave]
Comparing tables master:test.tmyisam and slave:test.tmyisam
Comparing tables master:test.tinnodb and slave:test.tinnodb
......
......@@ -418,6 +418,29 @@ ROLLBACK;
SET AUTOCOMMIT = 1;
--echo ---- Mixed statements Innodb ----
BEGIN;
INSERT INTO tndb VALUES (147);
INSERT INTO tinnodb SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
COMMIT;
INSERT INTO tndb VALUES (148);
BEGIN;
INSERT INTO tinnodb SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
INSERT INTO tndb VALUES (149);
COMMIT;
BEGIN;
INSERT INTO tndb VALUES (150);
INSERT INTO tmyisam SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
COMMIT;
INSERT INTO tndb VALUES (151);
BEGIN;
INSERT INTO tmyisam SELECT * FROM tndb ORDER BY a DESC LIMIT 1;
INSERT INTO tndb VALUES (152);
COMMIT;
--echo ==== Verify the result ====
......
......@@ -6321,3 +6321,6 @@ ER_SPATIAL_MUST_HAVE_GEOM_COL 42000
ER_TOO_LONG_INDEX_COMMENT
eng "Comment for index '%-.64s' is too long (max = %lu)"
ER_BINLOG_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE
eng "Mixing self-logging and non-self-logging engines in a statement is unsafe."
......@@ -3587,12 +3587,14 @@ int THD::decide_logging_format(TABLE_LIST *tables)
capabilities, and one with the intersection of all the engine
capabilities.
*/
handler::Table_flags flags_write_some_set= 0;
handler::Table_flags flags_some_set= 0;
handler::Table_flags flags_all_set=
handler::Table_flags flags_write_all_set=
HA_BINLOG_ROW_CAPABLE | HA_BINLOG_STMT_CAPABLE;
my_bool multi_write_engine= FALSE;
my_bool multi_engine= FALSE;
my_bool mixed_engine= FALSE;
my_bool trans_non_trans_multi_engine= FALSE;
my_bool all_trans_engines= TRUE;
TABLE* prev_write_table= NULL;
TABLE* prev_access_table= NULL;
......@@ -3619,26 +3621,42 @@ int THD::decide_logging_format(TABLE_LIST *tables)
continue;
if (table->table->s->table_category == TABLE_CATEGORY_PERFORMANCE)
lex->set_stmt_unsafe(LEX::BINLOG_STMT_UNSAFE_SYSTEM_TABLE);
handler::Table_flags const flags= table->table->file->ha_table_flags();
DBUG_PRINT("info", ("table: %s; ha_table_flags: 0x%llx",
table->table_name, flags));
if (table->lock_type >= TL_WRITE_ALLOW_WRITE)
{
handler::Table_flags const flags= table->table->file->ha_table_flags();
DBUG_PRINT("info", ("table: %s; ha_table_flags: 0x%llx",
table->table_name, flags));
if (prev_write_table && prev_write_table->file->ht !=
table->table->file->ht)
multi_engine= TRUE;
multi_write_engine= TRUE;
all_trans_engines= all_trans_engines &&
table->table->file->has_transactions();
prev_write_table= table->table;
flags_all_set &= flags;
flags_some_set |= flags;
flags_write_all_set &= flags;
flags_write_some_set |= flags;
}
flags_some_set |= flags;
if (prev_access_table && prev_access_table->file->ht != table->table->file->ht)
mixed_engine= mixed_engine || (prev_access_table->file->has_transactions() !=
table->table->file->has_transactions());
{
multi_engine= TRUE;
trans_non_trans_multi_engine= trans_non_trans_multi_engine ||
(prev_access_table->file->has_transactions() !=
table->table->file->has_transactions());
}
prev_access_table= table->table;
}
DBUG_PRINT("info", ("flags_write_all_set: 0x%llx", flags_write_all_set));
DBUG_PRINT("info", ("flags_write_some_set: 0x%llx", flags_write_some_set));
DBUG_PRINT("info", ("flags_some_set: 0x%llx", flags_some_set));
DBUG_PRINT("info", ("multi_write_engine: %d", multi_write_engine));
DBUG_PRINT("info", ("multi_engine: %d", multi_engine));
DBUG_PRINT("info", ("trans_non_trans_multi_engine: %d",
trans_non_trans_multi_engine));
int error= 0;
int unsafe_flags;
/*
Set the statement as unsafe if:
......@@ -3708,32 +3726,25 @@ int THD::decide_logging_format(TABLE_LIST *tables)
isolation level but if we have pure repeatable read or serializable the
lock history on the slave will be different from the master.
*/
if (mixed_engine ||
if (trans_non_trans_multi_engine ||
(trans_has_updated_trans_table(this) && !all_trans_engines))
lex->set_stmt_unsafe(LEX::BINLOG_STMT_UNSAFE_NONTRANS_AFTER_TRANS);
DBUG_PRINT("info", ("flags_all_set: 0x%llx", flags_all_set));
DBUG_PRINT("info", ("flags_some_set: 0x%llx", flags_some_set));
DBUG_PRINT("info", ("multi_engine: %d", multi_engine));
int error= 0;
int unsafe_flags;
/*
If more than one engine is involved in the statement and at
least one is doing it's own logging (is *self-logging*), the
statement cannot be logged atomically, so we generate an error
rather than allowing the binlog to become corrupt.
*/
if (multi_engine &&
(flags_some_set & HA_HAS_OWN_BINLOGGING))
{
if (multi_write_engine &&
(flags_write_some_set & HA_HAS_OWN_BINLOGGING))
my_error((error= ER_BINLOG_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE),
MYF(0));
}
else if (multi_engine && flags_some_set & HA_HAS_OWN_BINLOGGING)
lex->set_stmt_unsafe(LEX::BINLOG_STMT_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE);
/* both statement-only and row-only engines involved */
if ((flags_all_set & (HA_BINLOG_STMT_CAPABLE | HA_BINLOG_ROW_CAPABLE)) == 0)
if ((flags_write_all_set & (HA_BINLOG_STMT_CAPABLE | HA_BINLOG_ROW_CAPABLE)) == 0)
{
/*
1. Error: Binary logging impossible since both row-incapable
......@@ -3742,7 +3753,7 @@ int THD::decide_logging_format(TABLE_LIST *tables)
my_error((error= ER_BINLOG_ROW_ENGINE_AND_STMT_ENGINE), MYF(0));
}
/* statement-only engines involved */
else if ((flags_all_set & HA_BINLOG_ROW_CAPABLE) == 0)
else if ((flags_write_all_set & HA_BINLOG_ROW_CAPABLE) == 0)
{
if (lex->is_stmt_row_injection())
{
......@@ -3790,7 +3801,7 @@ int THD::decide_logging_format(TABLE_LIST *tables)
*/
my_error((error= ER_BINLOG_ROW_INJECTION_AND_STMT_MODE), MYF(0));
}
else if ((flags_all_set & HA_BINLOG_STMT_CAPABLE) == 0)
else if ((flags_write_all_set & HA_BINLOG_STMT_CAPABLE) == 0)
{
/*
5. Error: Cannot modify table that uses a storage engine
......@@ -3818,7 +3829,7 @@ int THD::decide_logging_format(TABLE_LIST *tables)
else
{
if (lex->is_stmt_unsafe() || lex->is_stmt_row_injection()
|| (flags_all_set & HA_BINLOG_STMT_CAPABLE) == 0)
|| (flags_write_all_set & HA_BINLOG_STMT_CAPABLE) == 0)
{
/* log in row format! */
set_current_stmt_binlog_format_row_if_mixed();
......
......@@ -52,7 +52,8 @@ Query_tables_list::binlog_stmt_unsafe_errcode[BINLOG_STMT_UNSAFE_COUNT] =
ER_BINLOG_UNSAFE_UDF,
ER_BINLOG_UNSAFE_SYSTEM_VARIABLE,
ER_BINLOG_UNSAFE_SYSTEM_FUNCTION,
ER_BINLOG_UNSAFE_NONTRANS_AFTER_TRANS
ER_BINLOG_UNSAFE_NONTRANS_AFTER_TRANS,
ER_BINLOG_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE
};
......
......@@ -1141,6 +1141,12 @@ public:
*/
BINLOG_STMT_UNSAFE_NONTRANS_AFTER_TRANS,
/**
Mixing self-logging and non-self-logging engines in a statement
is unsafe.
*/
BINLOG_STMT_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE,
/* The last element of this enumeration type. */
BINLOG_STMT_UNSAFE_COUNT
};
......
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