Answers for "postgres id seq reset"

reset id sequence postgres

alter sequence <tableName>_id_seq restart with 1;
For an instance, we have a table named "groups" and we need to reset the id sequence with 1. 
alter sequence groups_id_seq restart with 1;

postgres reset Id

ALTER SEQUENCE inv.inventory_item_status_inventory_item_status_id_seq RESTART WITH 6