Advanced parameters for Aiven for MySQL

Below you can find a summary of every configuration option available for Aiven for MySQL service:

ip_filter => array

IP filter Allow incoming connections from CIDR address block, e.g. ‘10.20.0.0/16’

static_ips => boolean

Static IP addresses Use static public IP addresses

admin_username => [‘string’, ‘null’]

Custom username for admin user. This must be set only when a new service is being created.

admin_password => [‘string’, ‘null’]

Custom password for admin user. Defaults to random string. This must be set only when a new service is being created.

backup_hour => [‘integer’, ‘null’]

The hour of day (in UTC) when backup for the service is started. New backup is only started if previous backup has already completed.

backup_minute => [‘integer’, ‘null’]

The minute of an hour when backup for the service is started. New backup is only started if previous backup has already completed.

migration => [‘object’, ‘null’]

Migrate data from existing server

private_access => object

Allow access to selected service ports from private networks

mysql => boolean

Allow clients to connect to mysql with a DNS name that always resolves to the service’s private IP addresses. Only available in certain network locations None

mysqlx => boolean

Allow clients to connect to mysqlx with a DNS name that always resolves to the service’s private IP addresses. Only available in certain network locations None

prometheus => boolean

Allow clients to connect to prometheus with a DNS name that always resolves to the service’s private IP addresses. Only available in certain network locations None

privatelink_access => object

Allow access to selected service components through Privatelink

mysql => boolean

Enable mysql None

mysqlx => boolean

Enable mysqlx None

prometheus => boolean

Enable prometheus None

public_access => object

Allow access to selected service ports from the public Internet

mysql => boolean

Allow clients to connect to mysql from the public internet for service nodes that are in a project VPC or another type of private network None

mysqlx => boolean

Allow clients to connect to mysqlx from the public internet for service nodes that are in a project VPC or another type of private network None

prometheus => boolean

Allow clients to connect to prometheus from the public internet for service nodes that are in a project VPC or another type of private network None

service_to_fork_from => [‘string’, ‘null’]

Name of another service to fork from. This has effect only when a new service is being created.

project_to_fork_from => [‘string’, ‘null’]

Name of another project to fork a service from. This has effect only when a new service is being created.

mysql_version => [‘string’, ‘null’]

MySQL major version

recovery_target_time => [‘string’, ‘null’]

Recovery target time when forking a service. This has effect only when a new service is being created.

binlog_retention_period => integer

The minimum amount of time in seconds to keep binlog entries before deletion. This may be extended for services that require binlog entries for longer than the default for example if using the MySQL Debezium Kafka connector.

mysql => object

mysql.conf configuration values

sql_mode => string

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.

connect_timeout => integer

connect_timeout The number of seconds that the mysqld server waits for a connect packet before responding with Bad handshake

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.

group_concat_max_len => integer

group_concat_max_len The maximum permitted result length in bytes for the GROUP_CONCAT() function.

information_schema_stats_expiry => integer

information_schema_stats_expiry The time, in seconds, before cached statistics expire

innodb_ft_min_token_size => integer

innodb_ft_min_token_size Minimum length of words that are stored in an InnoDB FULLTEXT index.

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.

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.

innodb_log_buffer_size => integer

innodb_log_buffer_size The size in bytes of the buffer that InnoDB uses to write to the log files on disk.

innodb_online_alter_log_max_size => integer

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.

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.

innodb_rollback_on_timeout => boolean

innodb_rollback_on_timeout When enabled a transaction timeout causes InnoDB to abort and roll back the entire transaction.

interactive_timeout => integer

interactive_timeout The number of seconds the server waits for activity on an interactive connection before closing it.

internal_tmp_mem_storage_engine => string

internal_tmp_mem_storage_engine The storage engine for in-memory internal temporary tables.

net_read_timeout => integer

net_read_timeout The number of seconds to wait for more data from a connection before aborting the read.

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.

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.

wait_timeout => integer

wait_timeout The number of seconds the server waits for activity on a noninteractive connection before closing it.

max_allowed_packet => integer

max_allowed_packet Size of the largest message in bytes that can be received by the server. Default is 67108864 (64M)

max_heap_table_size => integer

max_heap_table_size Limits the size of internal in-memory tables. Also set tmp_table_size. Default is 16777216 (16M)

sort_buffer_size => integer

sort_buffer_size Sort buffer size in bytes for ORDER BY optimization. Default is 262144 (256K)

tmp_table_size => integer

tmp_table_size Limits the size of internal in-memory tables. Also set max_heap_table_size. Default is 16777216 (16M)

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

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