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MDEV-33281 Optimizer hints cleanup: add const specifiers, comments

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This commit is contained in:
Sergei Petrunia
2024-09-10 18:59:08 +03:00
committed by Oleg Smirnov
parent cd9ac306c3
commit e4af72bd5d
5 changed files with 113 additions and 35 deletions
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12
sql/opt_hints.cc
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@@ -685,7 +685,7 @@ bool Optimizer_hint_parser::Qb_name_hint::resolve(Parse_context *pc) const
}
bool Optimizer_hint_parser::Hint_list::resolve(Parse_context *pc)
bool Optimizer_hint_parser::Hint_list::resolve(Parse_context *pc) const
{
if (pc->thd->lex->create_view)
{
@@ -699,20 +699,20 @@ bool Optimizer_hint_parser::Hint_list::resolve(Parse_context *pc)
if (!get_qb_hints(pc))
return true;
List_iterator_fast<Optimizer_hint_parser::Hint> li(*this);
while(Optimizer_hint_parser::Hint *hint= li++)
for (Hint_list::const_iterator li= this->cbegin(); li != this->cend(); ++li)
{
if (const Table_level_hint &table_hint= *hint)
const Optimizer_hint_parser::Hint &hint= *li;
if (const Table_level_hint &table_hint= hint)
{
if (table_hint.resolve(pc))
return true;
}
else if (const Index_level_hint &index_hint= *hint)
else if (const Index_level_hint &index_hint= hint)
{
if (index_hint.resolve(pc))
return true;
}
else if (const Qb_name_hint &qb_hint= *hint)
else if (const Qb_name_hint &qb_hint= hint)
{
if (qb_hint.resolve(pc))
return true;