MDEV-36265: Unique error for changing Domain ID with open temporary tables

Signed-off-by: Kristian Nielsen <knielsen@knielsen-hq.org>

Author: knielsen

mysql-test/suite/rpl/r/rpl_gtid_errorhandling.result

@@ -81,11 +81,11 @@ CREATE TEMPORARY TABLE t2 (a INT PRIMARY KEY) ENGINE=InnoDB;
 INSERT INTO t2 VALUES (1);
 SET SESSION gtid_domain_id= 0;
 SET SESSION gtid_domain_id= 204;
-ERROR HY000: Cannot modify @@session.gtid_domain_id or @@session.gtid_seq_no inside a transaction
+ERROR HY000: Cannot modify @@session.gtid_domain_id while there are open temporary tables being binlogged
 SET SESSION binlog_format=statement;
 INSERT INTO t2 VALUES (2);
 SET SESSION gtid_domain_id= 205;
-ERROR HY000: Cannot modify @@session.gtid_domain_id or @@session.gtid_seq_no inside a transaction
+ERROR HY000: Cannot modify @@session.gtid_domain_id while there are open temporary tables being binlogged
 DROP TEMPORARY TABLE t2;
 SET SESSION gtid_domain_id= @old_domain;
 SET SESSION binlog_format= @old_mode;

mysql-test/suite/rpl/t/rpl_gtid_errorhandling.test

@@ -99,11 +99,11 @@ SET SESSION gtid_domain_id= 0;
 CREATE TEMPORARY TABLE t2 (a INT PRIMARY KEY) ENGINE=InnoDB;
 INSERT INTO t2 VALUES (1);
 SET SESSION gtid_domain_id= 0;
---error ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_GTID_DOMAIN_ID_SEQ_NO
+--error ER_TEMPORARY_TABLES_PREVENT_SWITCH_GTID_DOMAIN_ID
 SET SESSION gtid_domain_id= 204;
 SET SESSION binlog_format=statement;
 INSERT INTO t2 VALUES (2);
---error ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_GTID_DOMAIN_ID_SEQ_NO
+--error ER_TEMPORARY_TABLES_PREVENT_SWITCH_GTID_DOMAIN_ID
 SET SESSION gtid_domain_id= 205;
 DROP TEMPORARY TABLE t2;
 SET SESSION gtid_domain_id= @old_domain;

sql/share/errmsg-utf8.txt

@@ -12296,4 +12296,6 @@ WARN_INDEX_HINTS_IGNORED
  eng "Index hints are ignored because they are incompatible with RETURNING clause"
  ukr "Підказки по використанню индексів ігноруются тому що вони несумісні з RETURNING"
 ER_SIGNAL_SKIP_ROW_FROM_TRIGGER
- eng "The row is skipped by a trigger implementation"
+ eng "The row is skipped by a trigger implementation"
+ER_TEMPORARY_TABLES_PREVENT_SWITCH_GTID_DOMAIN_ID
+eng "Cannot modify @@session.gtid_domain_id while there are open temporary tables being binlogged"

sql/sys_vars.cc

@@ -1978,17 +1978,12 @@ check_gtid_domain_id(sys_var *self, THD *thd, set_var *var)
  domains, temporary table must be exclusive to a single thread.
  In row-based binlogging, temporary tables do not end up in the binlog,
  so there is no such issue.
-
- ToDo: When merging to next (non-GA) release, introduce a more specific
- error that describes that the problem is changing gtid_domain_id with
- open temporary tables in statement/mixed binlogging mode; it is not
- really due to doing it inside a "transaction".
  */
  if (thd->has_thd_temporary_tables() &&
  !thd->is_current_stmt_binlog_format_row() &&
  var->save_result.ulonglong_value != thd->variables.gtid_domain_id)
  {
- my_error(ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_GTID_DOMAIN_ID_SEQ_NO,
+ my_error(ER_TEMPORARY_TABLES_PREVENT_SWITCH_GTID_DOMAIN_ID,
  MYF(0));
  return true;
  }