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MDEV-7835: ANALYZE FORMAT=JSON should show buffer sizes

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Oleksandr Byelkin
2015-04-08 20:14:48 +02:00
parent 697194461a
commit b05383cb14
7 changed files with 35 additions and 0 deletions
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sql/sql_explain.cc
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@ -1360,6 +1360,7 @@ void Explain_table_access::print_explain_json(Explain_query *query,
writer->end_object(); // "block-nl-join"
writer->add_member("buffer_type").add_str(bka_type.incremental?
"incremental":"flat");
writer->add_member("buffer_size").add_size(bka_type.join_buffer_size);
writer->add_member("join_type").add_str(bka_type.join_alg);
if (bka_type.mrr_type.length())
writer->add_member("mrr_type").add_str(bka_type.mrr_type);