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fix prisma session race condition error #3874

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Merged
mikecao merged 1 commit into from
Jan 7, 2026
+14 −22
Merged

fix prisma session race condition error #3874

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36 changes: 14 additions & 22 deletions src/queries/sql/sessions/saveSessionData.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -46,31 +46,23 @@ export async function relationalQuery({
createdAt,
}));

const existing = await client.sessionData.findMany({
where: {
sessionId,
},
select: {
id: true,
sessionId: true,
dataKey: true,
},
});

for (const data of flattenedData) {
const { sessionId, dataKey, ...props } = data;
const record = existing.find(e => e.sessionId === sessionId && e.dataKey === dataKey);

if (record) {
await client.sessionData.update({
where: {
id: record.id,
},
data: {
...props,
},
});
} else {
// Try to update existing record using compound where clause
// This is safer than using id from a previous query due to race conditions
const updateResult = await client.sessionData.updateMany({
where: {
sessionId,
dataKey,
},
data: {
...props,
},
});

// If no record was updated, create a new one
if (updateResult.count === 0) {
await client.sessionData.create({
data,
});
Expand Down