Commit c8db62f6 authored by unknown's avatar unknown

WL 2826: Error handling of ALTER TABLE for partitioning

Some more error handling


sql/sql_partition.cc:
  Some more error handling
parent 5cecd173
...@@ -5713,6 +5713,51 @@ write_log_completed(ALTER_PARTITION_PARAM_TYPE *lpt) ...@@ -5713,6 +5713,51 @@ write_log_completed(ALTER_PARTITION_PARAM_TYPE *lpt)
} }
/*
Handle errors for ALTER TABLE for partitioning
SYNOPSIS
handle_alter_part_error()
lpt Struct carrying parameters
not_completed Was request in complete phase when error occurred
RETURN VALUES
NONE
*/
void
handle_alter_part_error(ALTER_PARTITION_PARAM_TYPE *lpt, bool not_completed)
{
partition_info *part_info= lpt->part_info;
DBUG_ENTER("handle_alter_part_error");
if (!part_info->first_log_entry &&
execute_table_log_entry(part_info->first_log_entry))
{
/*
We couldn't recover from error
*/
}
else
{
if (not_completed)
{
/*
We hit an error before things were completed but managed
to recover from the error.
*/
}
else
{
/*
We hit an error after we had completed most of the operation
and were successful in a second attempt so the operation
actually is successful now.
*/
}
}
DBUG_VOID_RETURN;
}
/* /*
Actually perform the change requested by ALTER TABLE of partitions Actually perform the change requested by ALTER TABLE of partitions
previously prepared. previously prepared.
...@@ -5929,34 +5974,9 @@ uint fast_alter_partition_table(THD *thd, TABLE *table, ...@@ -5929,34 +5974,9 @@ uint fast_alter_partition_table(THD *thd, TABLE *table,
ERROR_INJECT_CRASH("crash_drop_partition_8") || ERROR_INJECT_CRASH("crash_drop_partition_8") ||
(mysql_wait_completed_table(lpt, table), FALSE)) (mysql_wait_completed_table(lpt, table), FALSE))
{ {
handle_alter_part_error(lpt, not_completed);
DBUG_RETURN(TRUE);
abort(); abort();
if (!not_completed)
abort();
if (!part_info->first_log_entry &&
execute_table_log_entry(part_info->first_log_entry))
{
/*
We couldn't recover from error
*/
}
else
{
if (not_completed)
{
/*
We hit an error before things were completed but managed
to recover from the error.
*/
}
else
{
/*
We hit an error after we had completed most of the operation
and were successful in a second attempt so the operation
actually is successful now.
*/
}
}
fast_alter_partition_error_handler(lpt); fast_alter_partition_error_handler(lpt);
DBUG_RETURN(TRUE); DBUG_RETURN(TRUE);
} }
......
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