On 2023-Sep-14, bruno da silva wrote: > This problem is more acute when the FK Table stores a small number of rows > like types or codes. Right, because the likelihood of multiple transactions creating new references to the same row is higher. > I think in those cases an enum type should be used instead of a column with > a FK. Right, that alleviates the issue, but IMO it's a workaround whose need is caused by a deficiency in our implementation. -- Álvaro Herrera PostgreSQL Developer — https://www.EnterpriseDB.com/ "Pido que me den el Nobel por razones humanitarias" (Nicanor Parra)