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fix: batch drop mempool transactions #1920

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merged 1 commit into from
Apr 2, 2024
Merged

fix: batch drop mempool transactions #1920

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34 changes: 18 additions & 16 deletions src/datastore/pg-write-store.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1933,22 +1933,24 @@ export class PgWriteStore extends PgStore {
}

async dropMempoolTxs({ status, txIds }: { status: DbTxStatus; txIds: string[] }): Promise<void> {
const updateResults = await this.sql<{ tx_id: string }[]>`
WITH pruned AS (
UPDATE mempool_txs
SET pruned = TRUE, status = ${status}
WHERE tx_id IN ${this.sql(txIds)} AND pruned = FALSE
RETURNING tx_id
),
count_update AS (
UPDATE chain_tip SET
mempool_tx_count = mempool_tx_count - (SELECT COUNT(*) FROM pruned),
mempool_updated_at = NOW()
)
SELECT tx_id FROM pruned
`;
for (const txId of updateResults.map(r => r.tx_id)) {
await this.notifier?.sendTx({ txId });
for (const batch of batchIterate(txIds, INSERT_BATCH_SIZE)) {
const updateResults = await this.sql<{ tx_id: string }[]>`
WITH pruned AS (
UPDATE mempool_txs
SET pruned = TRUE, status = ${status}
WHERE tx_id IN ${this.sql(batch)} AND pruned = FALSE
RETURNING tx_id
),
count_update AS (
UPDATE chain_tip SET
mempool_tx_count = mempool_tx_count - (SELECT COUNT(*) FROM pruned),
mempool_updated_at = NOW()
)
SELECT tx_id FROM pruned
`;
for (const txId of updateResults.map(r => r.tx_id)) {
await this.notifier?.sendTx({ txId });
}
}
}

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