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A comment on The way CTRL-C in Postgres CLI cancels queries is incredibly hack-y. Parent comment

Re:The way CTRL-C in Postgres CLI cancels queries is incredi... by megous on Monday March 23, 2026 @12:10PM (#47491455)
cancel key is arbitrary sized

https://www.postgresql.org/docs/current/protocol-message-for... / BackendKeyData

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Re:The way CTRL-C in Postgres CLI cancels queries is incredi... by conradludgate on Tuesday March 24, 2026 @03:29AM (#47499545)
This is new in postgres 18/protocol 3.2. libpq still defaults to protocol 3.0 and many client drivers don't have support for protocol 3.2
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