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Fix NULL handling in GetWHOISStats query

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When the asns table is empty, SUM() returns NULL which cannot be
scanned into an int. Wrap SUM expressions in COALESCE to return 0
instead of NULL.
This commit is contained in:
Jeffrey Paul 2025-12-31 15:17:09 -08:00
parent d27536812f
commit 8fc10ae98d
1 changed files with 3 additions and 3 deletions
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6
internal/database/database.go
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@ -1669,9 +1669,9 @@ func (d *Database) GetWHOISStats(ctx context.Context, staleThreshold time.Durati
query := `
SELECT
COUNT(*) as total,
SUM(CASE WHEN whois_updated_at IS NULL THEN 1 ELSE 0 END) as never_fetched,
SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at < ? THEN 1 ELSE 0 END) as stale,
SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at >= ? THEN 1 ELSE 0 END) as fresh
COALESCE(SUM(CASE WHEN whois_updated_at IS NULL THEN 1 ELSE 0 END), 0) as never_fetched,
COALESCE(SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at < ? THEN 1 ELSE 0 END), 0) as stale,
COALESCE(SUM(CASE WHEN whois_updated_at IS NOT NULL AND whois_updated_at >= ? THEN 1 ELSE 0 END), 0) as fresh
FROM asns
`