sql_mode Global SQL mode. Set to empty to use MySQL server defaults. When creating a new service and not setting this field Aiven default SQL mode (strict, SQL standard compliant) will be assigned. |
mysql.connect_timeout integer
connect_timeout The number of seconds that the mysqld server waits for a connect packet before responding with Bad handshake |
mysql.default_time_zone string
default_time_zone Default server time zone as an offset from UTC (from -12:00 to +12:00), a time zone name, or 'SYSTEM' to use the MySQL server default. |
mysql.group_concat_max_len integer
- min:
4 - max:
18446744073709552000
group_concat_max_len The maximum permitted result length in bytes for the GROUP_CONCAT() function. |
mysql.information_schema_stats_expiry integer
information_schema_stats_expiry The time, in seconds, before cached statistics expire |
mysql.innodb_change_buffer_max_size integer
innodb_change_buffer_max_size Maximum size for the InnoDB change buffer, as a percentage of the total size of the buffer pool. Default is 25 |
mysql.innodb_flush_neighbors integer
innodb_flush_neighbors Specifies whether flushing a page from the InnoDB buffer pool also flushes other dirty pages in the same extent (default is 1): 0 - dirty pages in the same extent are not flushed, 1 - flush contiguous dirty pages in the same extent, 2 - flush dirty pages in the same extent |
mysql.innodb_ft_min_token_size integer
innodb_ft_min_token_size Minimum length of words that are stored in an InnoDB FULLTEXT index. Changing this parameter will lead to a restart of the MySQL service. |
mysql.innodb_ft_server_stopword_table null,string
innodb_ft_server_stopword_table This option is used to specify your own InnoDB FULLTEXT index stopword list for all InnoDB tables. |
mysql.innodb_lock_wait_timeout integer
innodb_lock_wait_timeout The length of time in seconds an InnoDB transaction waits for a row lock before giving up. Default is 120. |
mysql.innodb_log_buffer_size integer
- min:
1048576 - max:
4294967295
innodb_log_buffer_size The size in bytes of the buffer that InnoDB uses to write to the log files on disk. |
mysql.innodb_online_alter_log_max_size integer
- min:
65536 - max:
1099511627776
innodb_online_alter_log_max_size The upper limit in bytes on the size of the temporary log files used during online DDL operations for InnoDB tables. |
mysql.innodb_print_all_deadlocks boolean
innodb_print_all_deadlocks When enabled, information about all deadlocks in InnoDB user transactions is recorded in the error log. Disabled by default. |
mysql.innodb_read_io_threads integer
innodb_read_io_threads The number of I/O threads for read operations in InnoDB. Default is 4. Changing this parameter will lead to a restart of the MySQL service. |
mysql.innodb_rollback_on_timeout boolean
innodb_rollback_on_timeout When enabled a transaction timeout causes InnoDB to abort and roll back the entire transaction. Changing this parameter will lead to a restart of the MySQL service. |
mysql.innodb_thread_concurrency integer
innodb_thread_concurrency Defines the maximum number of threads permitted inside of InnoDB. Default is 0 (infinite concurrency - no limit) |
mysql.innodb_write_io_threads integer
innodb_write_io_threads The number of I/O threads for write operations in InnoDB. Default is 4. Changing this parameter will lead to a restart of the MySQL service. |
mysql.interactive_timeout integer
interactive_timeout The number of seconds the server waits for activity on an interactive connection before closing it. |
mysql.internal_tmp_mem_storage_engine string
internal_tmp_mem_storage_engine The storage engine for in-memory internal temporary tables. |
mysql.net_buffer_length integer
net_buffer_length Start sizes of connection buffer and result buffer. Default is 16384 (16K). Changing this parameter will lead to a restart of the MySQL service. |
mysql.net_read_timeout integer
net_read_timeout The number of seconds to wait for more data from a connection before aborting the read. |
mysql.net_write_timeout integer
net_write_timeout The number of seconds to wait for a block to be written to a connection before aborting the write. |
mysql.sql_require_primary_key boolean
sql_require_primary_key Require primary key to be defined for new tables or old tables modified with ALTER TABLE and fail if missing. It is recommended to always have primary keys because various functionality may break if any large table is missing them. |
mysql.wait_timeout integer
wait_timeout The number of seconds the server waits for activity on a noninteractive connection before closing it. |
mysql.max_allowed_packet integer
- min:
102400 - max:
1073741824
max_allowed_packet Size of the largest message in bytes that can be received by the server. Default is 67108864 (64M) |
mysql.max_heap_table_size integer
- min:
1048576 - max:
1073741824
max_heap_table_size Limits the size of internal in-memory tables. Also set tmp_table_size. Default is 16777216 (16M) |
mysql.sort_buffer_size integer
- min:
32768 - max:
1073741824
sort_buffer_size Sort buffer size in bytes for ORDER BY optimization. Default is 262144 (256K) |
mysql.tmp_table_size integer
- min:
1048576 - max:
1073741824
tmp_table_size Limits the size of internal in-memory tables. Also set max_heap_table_size. Default is 16777216 (16M) |
mysql.slow_query_log boolean
slow_query_log Slow query log enables capturing of slow queries. Setting slow_query_log to false also truncates the mysql.slow_log table. Default is off |
mysql.long_query_time number
long_query_time The slow_query_logs work as SQL statements that take more than long_query_time seconds to execute. Default is 10s |