diff options
Diffstat (limited to 'sql/sql_class.h')
| -rw-r--r-- | sql/sql_class.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index 058f130d4e7..ef719cdded7 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -1421,7 +1421,33 @@ public: bool slave_thread, one_shot_set; bool locked, some_tables_deleted; bool last_cuted_field; - bool no_errors, password, is_fatal_error; + bool no_errors, password; + /** + Set to TRUE if execution of the current compound statement + can not continue. In particular, disables activation of + CONTINUE or EXIT handlers of stored routines. + Reset in the end of processing of the current user request, in + @see mysql_reset_thd_for_next_command(). + */ + bool is_fatal_error; + /** + Set by a storage engine to request the entire + transaction (that possibly spans multiple engines) to + rollback. Reset in ha_rollback. + */ + bool transaction_rollback_request; + /** + TRUE if we are in a sub-statement and the current error can + not be safely recovered until we left the sub-statement mode. + In particular, disables activation of CONTINUE and EXIT + handlers inside sub-statements. E.g. if it is a deadlock + error and requires a transaction-wide rollback, this flag is + raised (traditionally, MySQL first has to close all the reads + via @see handler::ha_index_or_rnd_end() and only then perform + the rollback). + Reset to FALSE when we leave the sub-statement mode. + */ + bool is_fatal_sub_stmt_error; bool query_start_used, rand_used, time_zone_used; /* @@ -2397,3 +2423,5 @@ public: /* Functions in sql_class.cc */ void add_to_status(STATUS_VAR *to_var, STATUS_VAR *from_var); +void mark_transaction_to_rollback(THD *thd, bool all); + |