diff options
Diffstat (limited to 'sql/handler.cc')
| -rw-r--r-- | sql/handler.cc | 47 |
1 files changed, 29 insertions, 18 deletions
diff --git a/sql/handler.cc b/sql/handler.cc index aebfeb17b2c..20bf32f3cdc 100644 --- a/sql/handler.cc +++ b/sql/handler.cc @@ -7325,7 +7325,6 @@ static Create_field *vers_init_sys_field(THD *thd, const char *field_name, int f f->flags= flags | NOT_NULL_FLAG; if (integer) { - DBUG_ASSERT(0); // Not implemented yet f->set_handler(&type_handler_vers_trx_id); f->length= MY_INT64_NUM_DECIMAL_DIGITS - 1; f->flags|= UNSIGNED_FLAG; @@ -7343,10 +7342,13 @@ static Create_field *vers_init_sys_field(THD *thd, const char *field_name, int f return f; } -static bool vers_create_sys_field(THD *thd, const char *field_name, - Alter_info *alter_info, int flags) +bool Vers_parse_info::create_sys_field(THD *thd, const char *field_name, + Alter_info *alter_info, int flags) { - Create_field *f= vers_init_sys_field(thd, field_name, flags, false); + DBUG_ASSERT(can_native >= 0); /* Requires vers_check_native() called */ + Create_field *f= vers_init_sys_field(thd, field_name, flags, + DBUG_EVALUATE_IF("sysvers_force_trx", + (bool) can_native, false)); if (!f) return true; @@ -7370,8 +7372,8 @@ bool Vers_parse_info::fix_implicit(THD *thd, Alter_info *alter_info) period= start_end_t(default_start, default_end); as_row= period; - if (vers_create_sys_field(thd, default_start, alter_info, VERS_ROW_START) || - vers_create_sys_field(thd, default_end, alter_info, VERS_ROW_END)) + if (create_sys_field(thd, default_start, alter_info, VERS_ROW_START) || + create_sys_field(thd, default_end, alter_info, VERS_ROW_END)) { return true; } @@ -7379,14 +7381,25 @@ bool Vers_parse_info::fix_implicit(THD *thd, Alter_info *alter_info) } +void Table_scope_and_contents_source_st::vers_check_native() +{ + vers_info.can_native= (db_type->db_type == DB_TYPE_PARTITION_DB || + ha_check_storage_engine_flag(db_type, + HTON_NATIVE_SYS_VERSIONING)); +} + + bool Table_scope_and_contents_source_st::vers_fix_system_fields( THD *thd, Alter_info *alter_info, const TABLE_LIST &create_table) { DBUG_ASSERT(!(alter_info->flags & ALTER_DROP_SYSTEM_VERSIONING)); - DBUG_EXECUTE_IF("sysvers_force", if (!tmp_table()) { - alter_info->flags|= ALTER_ADD_SYSTEM_VERSIONING; - options|= HA_VERSIONED_TABLE; }); + if (DBUG_EVALUATE_IF("sysvers_force", true, false) || + DBUG_EVALUATE_IF("sysvers_force_trx", true, false)) + { + alter_info->flags|= ALTER_ADD_SYSTEM_VERSIONING; + options|= HA_VERSIONED_TABLE; + } if (!vers_info.need_check(alter_info)) return false; @@ -7417,7 +7430,9 @@ bool Table_scope_and_contents_source_st::vers_fix_system_fields( { f->flags|= VERS_UPDATE_UNVERSIONED_FLAG; } - } // while (Create_field *f= it++) + } // while + + vers_check_native(); if (vers_info.fix_implicit(thd, alter_info)) return true; @@ -7470,11 +7485,7 @@ bool Table_scope_and_contents_source_st::vers_check_system_fields( if (!(alter_info->flags & ALTER_ADD_SYSTEM_VERSIONING) && !versioned_fields) return false; - bool can_native= ha_check_storage_engine_flag(db_type, - HTON_NATIVE_SYS_VERSIONING) - || db_type->db_type == DB_TYPE_PARTITION_DB; - - return vers_info.check_sys_fields(table_name, db, alter_info, can_native); + return vers_info.check_sys_fields(table_name, db, alter_info); } @@ -7487,7 +7498,8 @@ bool Vers_parse_info::fix_alter_info(THD *thd, Alter_info *alter_info, if (!need_check(alter_info) && !share->versioned) return false; - if (DBUG_EVALUATE_IF("sysvers_force", 0, share->tmp_table)) + if (DBUG_EVALUATE_IF("sysvers_force", 0, share->tmp_table) || + DBUG_EVALUATE_IF("sysvers_force_trx", 0, share->tmp_table)) { my_error(ER_VERS_NOT_SUPPORTED, MYF(0), "CREATE TEMPORARY TABLE"); return true; @@ -7732,8 +7744,7 @@ bool Create_field::vers_check_bigint(const Lex_table_name &table_name) const bool Vers_parse_info::check_sys_fields(const Lex_table_name &table_name, const Lex_table_name &db, - Alter_info *alter_info, - bool can_native) const + Alter_info *alter_info) const { if (check_conditions(table_name, db)) return true; |