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Merge 10.2 into 10.3

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FIXME: Properly resolve conflicts between MDEV-18883
and MDEV-7742/MDEV-8305, and record the correct result for
main.log_slow
This commit is contained in:
Marko Mäkelä
2019-03-05 12:56:05 +02:00
parent 8f4de38f65 90f09ba8c2
commit 446b3ebdfc
38 changed files with 833 additions and 240 deletions
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32
sql/sql_lex.cc
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@ -1,5 +1,5 @@
/* Copyright (c) 2000, 2014, Oracle and/or its affiliates.
Copyright (c) 2009, 2018, MariaDB Corporation
Copyright (c) 2009, 2019, MariaDB Corporation
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -2317,7 +2317,7 @@ void st_select_lex::init_query()
hidden_bit_fields= 0;
subquery_in_having= explicit_limit= 0;
is_item_list_lookup= 0;
first_execution= 1;
changed_elements= 0;
first_natural_join_processing= 1;
first_cond_optimization= 1;
parsing_place= NO_MATTER;
@ -3843,10 +3843,11 @@ void st_select_lex::fix_prepare_information(THD *thd, Item **conds,
Item **having_conds)
{
DBUG_ENTER("st_select_lex::fix_prepare_information");
if (!thd->stmt_arena->is_conventional() && first_execution)
if (!thd->stmt_arena->is_conventional() &&
!(changed_elements & TOUCHED_SEL_COND))
{
Query_arena_stmt on_stmt_arena(thd);
first_execution= 0;
changed_elements|= TOUCHED_SEL_COND;
if (group_list.first)
{
if (!group_list_ptrs)
@ -4097,14 +4098,7 @@ bool st_select_lex::optimize_unflattened_subqueries(bool const_only)
bool st_select_lex::handle_derived(LEX *lex, uint phases)
{
for (TABLE_LIST *cursor= (TABLE_LIST*) table_list.first;
cursor;
cursor= cursor->next_local)
{
if (cursor->is_view_or_derived() && cursor->handle_derived(lex, phases))
return TRUE;
}
return FALSE;
return lex->handle_list_of_derived(table_list.first, phases);
}
@ -5110,6 +5104,20 @@ bool LEX::is_partition_management() const
}
bool Sql_cmd::log_slow_enabled_statement(const THD *thd) const
{
return global_system_variables.sql_log_slow && thd->variables.sql_log_slow;
}
bool Sql_cmd_admin::log_slow_enabled_statement(const THD *thd) const
{
return !MY_TEST(thd->variables.log_slow_disabled_statements &
LOG_SLOW_DISABLE_ADMIN) &&
Sql_cmd::log_slow_enabled_statement(thd);
}
/**
Exclude last added SELECT_LEX (current) in the UNIT and return pointer in it
(previous become currect)