From e11ee9bf53802b1faa86241be3c209754cca1a91 Mon Sep 17 00:00:00 2001
From: charlesdeng <dengc367@gmail.com>
Date: Mon, 15 Mar 2021 15:25:36 +0800
Subject: [PATCH] add the *FORMAT JSON* clause to the query in order to fix the
 clickhouse library bug.

---
 server/drivers/clickhouse/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/drivers/clickhouse/index.js b/server/drivers/clickhouse/index.js
index 4bbd9f16b..ac7052aa4 100644
--- a/server/drivers/clickhouse/index.js
+++ b/server/drivers/clickhouse/index.js
@@ -70,7 +70,7 @@ async function runQuery(query, connection) {
     },
   });
 
-  rows = await clickhouse.query(limitedQuery).toPromise();
+  rows = await clickhouse.query(limitedQuery + ' FORMAT JSON').toPromise();
   if (rows.length > maxRows) {
     incomplete = true;
     rows = rows.slice(0, maxRows);