FATAL: could not start WAL streaming: ERROR: replication slot XXX

When you create a replication slot, PostgreSQL keeps track of the changes that need to be sent to that slot start_replication(slot_name=

START_REPLICATION 无论是物理复制，还是逻辑复制，使用PostgreSQL的发布订阅或者

start replication slot postgres START_REPLICATION command like so: START_REPLICATION SLOT slot1 LOGICAL 00 (proto_version '2', publication_names 'pub1', messages 'true

star pops slot This creates a replication slot on a master database under the hood and starts listening to updates and commit them to the same tables on a