Every Svelte component has a lifecycle that starts when it is created, and ends when it is destroyed. There are a handful of functions that allow you to run code at key moments during that lifecycle. The one you'll use most frequently is onMount, whi
UPDATE table1 t1 SET (name, desc) = (SELECT t2.name, t2.desc FROM table2 t2 WHERE t1.id = t2.id) WHERE EXISTS ( FROM table2 t2 WHERE t1.id = t2.id ) Assuming the join results in a key-preserved view, you could also UPDATE (SELECT t1.id, t1.name name1