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René Cannaò 2017-12-20 11:01:54 +01:00
Родитель 52c56025e0
Коммит a51b040b4a
1 изменённых файлов: 1 добавлений и 1 удалений

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@ -46,12 +46,12 @@ Bug fixes:
* Eventlog: Persist eventlog file across restarts #1201 and #1269
* Connection Pool: disable multiplexing for `auto_increment_increment`, `auto_increment_offset` and `group_concat_max_len` #1290
* Admin: crashes if writing on a closed socket #1227
* Prepared statements: incorrect format in Decimal fields #1192
Performance improvements:
* General: introduced several optimizations to reduce memory allocation overhead for small resultsets
* Query Processor: changed the default value for `mysql-stats_time_backend_query` and `mysql-stats_time_query_processor` from `true` to `false`. Depending from the workload, this can drastically boost performance
* Prepared statements: ported from 1.3 the reuse of prepared statements IDs #1198
* Prepared statements: incorrect format in Decimal fields #1192
* Connection Poll: reset connections using the current username instead of monitor user #1186
* Connection Poll: limit the size of connections reset queue #1185
* Connection Poll: added new variable `mysql-throttle_connections_per_sec_to_hostgroup` to limit the number of new connections per second to backends