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Hi again, maybe what you need is an no-op "upsert", implemented in Postgres with INSERT ON CONFLICT ? Something like ... where foo is your column that has a unique key constraint. Hope this helps!
The way forward always starts with a minimal test.
In reply to Re^3: Create parallel database handles or SQL statements for multi-threaded/process access to Postgres DB using DBI, DBD::Pg and Parallel::ForkManager
by 1nickt
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