diff --git a/sdk/database/helper/connutil/sql.go b/sdk/database/helper/connutil/sql.go
index 23a88eb3e99d5..fba5c5fce8efa 100644
--- a/sdk/database/helper/connutil/sql.go
+++ b/sdk/database/helper/connutil/sql.go
@@ -63,7 +63,7 @@ func (c *SQLConnectionProducer) Init(ctx context.Context, conf map[string]interf
 	})
 
 	if c.MaxOpenConnections == 0 {
-		c.MaxOpenConnections = 2
+		c.MaxOpenConnections = 4
 	}
 
 	if c.MaxIdleConnections == 0 {