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MDEV-6388: ANALYZE $stmt output in the slow query log

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Make log_slow_verbosity=explain actually print ANALYZE (that
is, EXPLAIN otuput with two extra columns).
This commit is contained in:
Sergei Petrunia
2014-10-17 22:47:06 +04:00
parent d3bdc142b4
commit 47ced65566
6 changed files with 19 additions and 16 deletions
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8
sql/sql_explain.cc
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@@ -136,7 +136,7 @@ int Explain_query::send_explain(THD *thd)
LEX *lex= thd->lex;
if (!(result= new select_send()) ||
thd->send_explain_fields(result))
thd->send_explain_fields(result, lex->describe, lex->analyze_stmt))
return 1;
int res;
@@ -177,9 +177,9 @@ int Explain_query::print_explain(select_result_sink *output,
}
bool print_explain_query(LEX *lex, THD *thd, String *str)
bool print_explain_for_slow_log(LEX *lex, THD *thd, String *str)
{
return lex->explain->print_explain_str(thd, str, false);
return lex->explain->print_explain_str(thd, str, /*is_analyze*/ true);
}
@@ -190,7 +190,7 @@ bool print_explain_query(LEX *lex, THD *thd, String *str)
bool Explain_query::print_explain_str(THD *thd, String *out_str, bool is_analyze)
{
List<Item> fields;
thd->make_explain_field_list(fields);
thd->make_explain_field_list(fields, thd->lex->describe, is_analyze);
select_result_text_buffer output_buf(thd);
output_buf.send_result_set_metadata(fields, thd->lex->describe);