Routing functions

bdr.create_proxy

Create a proxy

Synopsis

bdr.create_proxy(proxy_name text, node_group text);

Parameters

• proxy_name — Name of the new proxy.

• node_group — Name of the group to be used by the proxy.

bdr.alter_proxy_option

Change a proxy

Synopsis

bdr.alter_proxy_option(proxy_name text, config_key text, config_value text);

Parameters

• proxy_name — Name of the proxy to be changed.

• config_key — Key of the option in the proxy to be changed.

• config_value — New value to be set for the given key.

bdr.drop_proxy

Drop a proxy

Synopsis

bdr.drop_proxy(proxy_name text);

Parameters

• proxy_name — Name of the proxy to be dropped.

bdr.routing_leadership_transfer

Changing the routing leader transfers the leadership of the node group to another node

Synopsis

bdr.routing_leadership_transfer(node_group_name text,
              leader_name text,
              transfer_method text DEFAULT strict,
              transfer_timeout interval DEFAULT 10s);

Parameters

• node_group_name — Name of group where the leadership transfer is requested.

• leader_name — Name of node that will become write leader.

• transfer_method — Type of the transfer, it can be “fast” or the default “strict” that checks the maximum lag.

• transfer_timeout — Timeout of the leadership transfer, default is 10 seconds.