leaflet.pub
a tool for shared writing and social publishing
get both locks in one statement
awarm.space
+6
-4
+6
-4
app/api/rpc/[command]/push.ts
+6
-4
app/api/rpc/[command]/push.ts
···
79
79
start = performance.now();
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80
try {
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await db.transaction(async (tx) => {
82
-
// Acquire transaction-scoped advisory lock on token ID
83
-
// Convert token ID to a stable integer for pg_advisory_xact_lock
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const tokenHash = token.id.split("").reduce((acc, char) => {
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return ((acc << 5) - acc + char.charCodeAt(0)) | 0;
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84
}, 0);
···
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.reduce((acc, char) => {
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return ((acc << 5) - acc + char.charCodeAt(0)) | 0;
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89
}, 0);
92
-
await tx.execute(sql`SELECT pg_advisory_xact_lock(${tokenHash})`);
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-
await tx.execute(sql`SELECT pg_advisory_xact_lock(${clientGroupHash})`);
90
+
91
+
await tx.execute(sql`
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+
SELECT
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+
pg_advisory_xact_lock(${tokenHash}),
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+
pg_advisory_xact_lock(${clientGroupHash})
95
+
`);
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96
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let clientGroupStart = performance.now();
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let clientGroup = await getClientGroup(tx, pushRequest.clientGroupID);