Table push_subscriber

Used for OStatus: Contains feed subscribers

Field	Description	Type	Null	Key	Default	Extra
id	sequential ID	int unsigned	YES	PRI		auto_increment
uid	User id	mediumint unsigned	YES		0
callback_url		varchar(255)	YES
topic		varchar(255)	YES
nickname		varchar(255)	YES
push	Retrial counter	tinyint	YES		0
last_update	Date of last successful trial	datetime	YES		0001-01-01 00:00:00
next_try	Next retrial date	datetime	YES		0001-01-01 00:00:00
renewed	Date of last subscription renewal	datetime	YES		0001-01-01 00:00:00
secret		varchar(255)	YES