CREATE TABLE reindex_serialize_tab_ao (a INT, b text, c date, d numeric, e bigint, f char(10), g float) with (appendonly=True) distributed by (a); insert into reindex ...

CREATE TABLE reindex_serialize_tab_heap (a INT, b text, c date, d numeric, e bigint, f char(10), g float) distributed by (a); insert into reindex_serialize_tab_heap ...

Write skew is a subtle but dangerous anomaly in database isolation. In this episode, Lucas and Luna break down the classic double-booking scenario where two appointment-scheduling transactions both ...

In this episode, Lucas and Luna unpack the difference between snapshot isolation and true serializability in database transactions. Using the classic write-skew example with a hospital on-call ...