Id int generated always as identity primary key On your side, please consider re-create a new SQL Table or alter your existing table using above syntax, then re-create a new connection to your modified table, then try the Patch function again, check if the issue is solved.Create table testalter ( id integer generated always as identity (start with 1 increment by 2 maxvalue 100 cache 10 cycle), name string, primary key (id) ) alter table testalter (modify id generated by default as identity (start with 1000 increment by 3 maxvalue 5000 cache 1 cycle) ).With this post I am trying to compare the performance enhancement with every Oracle Version for maintaining a Auto Increment Primary Key Column. With Oracle 10g to Oracle 11g and now in Oracle 12c, there were enhancements made on how to maintain an Auto Increment Column (mostly primary key) with sequence, trigger and identity column.Oracle Generated Always As Identity Primary Key Examples.Oracle Generated Always As Identity Primary Keyboard.
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