A most-requested feature by application developers for several years, “UPSERT” is shorthand for “INSERT, ON CONFLICT UPDATE”, allowing new and updated rows to be treated the same. UPSERT simplifies ...

SAN FRANCISCO, Calif., Jan. 7 — The PostgreSQL Global Development Group announces the release of PostgreSQL 9.5. This release adds UPSERT capability, Row Level Security, and multiple Big Data features ...