Refresh the planner's statistics for a table.
The one maintenance operation worth running routinely: a planner working from stale statistics chooses bad plans, and that is the usual cause of a query that was fast last month.
Refresh the planner's statistics for a table.
The one maintenance operation worth running routinely: a planner working from stale statistics chooses bad plans, and that is the usual cause of a query that was fast last month.