Also Oracle considers zero byte character space as Null although they recommend not to assume it will stay that way. Here is a short blog comparing Oracle, Postges, MySQL and SQL Server around Nulls.
From: Holger Jakobs Sent: Thursday, March 9, 2023 4:48 AM To: pgsql-admin@lists.postgresql.org Subject: Re: postgresql to Oracle database migration
Am 09.03.23 um 10:46 schrieb Renjith Gk: > Hi, > > Can anyone confirm any online tool or best practice to migrate > postgresql queries to Oracle, there are few syntax differences > compared from postgresql to Oracle > > Best regards, > Renjith
There is no easy solution because Postgres' SQL dialect is a lot richer than Oracle's.