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MDEV-18465 Logging of DDL statements during backup

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Many of the changes was needed to be able to collect and print engine
name and table version id's in the ddl log.
This commit is contained in:
Monty
2021-03-30 17:06:55 +03:00
committed by Sergei Golubchik
parent 496a14e187
commit 83e529eced
46 changed files with 1841 additions and 145 deletions
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28
sql/sql_partition.cc
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@ -7035,6 +7035,30 @@ static void downgrade_mdl_if_lock_tables_mode(THD *thd, MDL_ticket *ticket,
}
bool log_partition_alter_to_ddl_log(ALTER_PARTITION_PARAM_TYPE *lpt)
{
backup_log_info ddl_log;
bzero(&ddl_log, sizeof(ddl_log));
LEX_CSTRING old_engine_lex;
lex_string_set(&old_engine_lex, lpt->table->file->real_table_type());
ddl_log.query= { C_STRING_WITH_LEN("ALTER") };
ddl_log.org_storage_engine_name= old_engine_lex;
ddl_log.org_partitioned= true;
ddl_log.org_database= lpt->db;
ddl_log.org_table= lpt->table_name;
ddl_log.org_table_id= lpt->org_tabledef_version;
ddl_log.new_storage_engine_name= old_engine_lex;
ddl_log.new_partitioned= true;
ddl_log.new_database= lpt->db;
ddl_log.new_table= lpt->table_name;
ddl_log.new_table_id= lpt->create_info->tabledef_version;
backup_log_ddl(&ddl_log); // This sets backup_log_error on failure
return 0;
}
/**
Actually perform the change requested by ALTER TABLE of partitions
previously prepared.
@ -7087,6 +7111,7 @@ uint fast_alter_partition_table(THD *thd, TABLE *table,
lpt->key_count= 0;
lpt->db= *db;
lpt->table_name= *table_name;
lpt->org_tabledef_version= table->s->tabledef_version;
lpt->copied= 0;
lpt->deleted= 0;
lpt->pack_frm_data= NULL;
@ -7224,6 +7249,7 @@ uint fast_alter_partition_table(THD *thd, TABLE *table,
ERROR_INJECT_ERROR("fail_drop_partition_6") ||
(frm_install= TRUE, FALSE) ||
mysql_write_frm(lpt, WFRM_INSTALL_SHADOW) ||
log_partition_alter_to_ddl_log(lpt) ||
(frm_install= FALSE, FALSE) ||
ERROR_INJECT_CRASH("crash_drop_partition_7") ||
ERROR_INJECT_ERROR("fail_drop_partition_7") ||
@ -7303,6 +7329,7 @@ uint fast_alter_partition_table(THD *thd, TABLE *table,
ERROR_INJECT_ERROR("fail_add_partition_8") ||
(frm_install= TRUE, FALSE) ||
mysql_write_frm(lpt, WFRM_INSTALL_SHADOW) ||
log_partition_alter_to_ddl_log(lpt) ||
(frm_install= FALSE, FALSE) ||
ERROR_INJECT_CRASH("crash_add_partition_9") ||
ERROR_INJECT_ERROR("fail_add_partition_9") ||
@ -7401,6 +7428,7 @@ uint fast_alter_partition_table(THD *thd, TABLE *table,
ERROR_INJECT_ERROR("fail_change_partition_8") ||
((frm_install= TRUE), FALSE) ||
mysql_write_frm(lpt, WFRM_INSTALL_SHADOW) ||
log_partition_alter_to_ddl_log(lpt) ||
(frm_install= FALSE, FALSE) ||
ERROR_INJECT_CRASH("crash_change_partition_9") ||
ERROR_INJECT_ERROR("fail_change_partition_9") ||