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improvement: allow queries to be cancelled earlier (before SQL execution)

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This commit is contained in:
Greg Heartsfield 2023-02-01 18:09:30 -06:00
parent 2b79099cfe
commit ba4fcd072a
1 changed files with 6 additions and 0 deletions
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6
src/repo/sqlite.rs
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@ -344,6 +344,12 @@ impl NostrRepo for SqliteRepo {
db_queue_time, client_id, sub.id db_queue_time, client_id, sub.id
); );
} }
// check before getting a DB connection if the client still wants the results
if abandon_query_rx.try_recv().is_ok() {
debug!("query cancelled by client (before execution) (cid: {}, sub: {:?})", client_id, sub.id);
return Ok(());
}
let start = Instant::now(); let start = Instant::now();
let mut row_count: usize = 0; let mut row_count: usize = 0;
// cutoff for displaying slow queries // cutoff for displaying slow queries