PR comments

lib/db.js

@@ -29,7 +29,7 @@ function logQuery(e) {
   console.log(chalk.yellow(e.params), '->', e.query, chalk.greenBright(`${e.duration}ms`));
 }
 
-function initializePrisma(options) {
+function getPrismaClient(options) {
   const prisma = new PrismaClient(options);
 
   if (process.env.LOG_QUERY) {
@@ -39,7 +39,7 @@ function initializePrisma(options) {
   return prisma;
 }
 
-function initializeClickhouse() {
+function getClickhouseClient() {
   if (!process.env.ANALYTICS_URL) {
     return null;
   }
@@ -63,8 +63,8 @@ function initializeClickhouse() {
   });
 }
 
-const prisma = global.prisma || initializePrisma(options);
-const clickhouse = global.clickhouse || initializeClickhouse();
+const prisma = global.prisma || getPrismaClient(options);
+const clickhouse = global.clickhouse || getClickhouseClient();
 
 if (process.env.NODE_ENV !== 'production') {
   global.prisma = prisma;
@@ -142,15 +142,15 @@ export function getBetweenDatesClickhouse(field, start_at, end_at) {
     and ${getDateFormatClickhouse(end_at)}`;
 }
 
-export function getTimestampInterval(maxColumn, minColumn) {
+export function getTimestampInterval(field) {
   const db = getDatabase();
 
   if (db === POSTGRESQL) {
-    return `floor(extract(epoch from (${maxColumn}) - (${minColumn})))`;
+    return `floor(extract(epoch from max(${field}) - min(${field})))`;
   }
 
   if (db === MYSQL) {
-    return `floor(unix_timestamp(${maxColumn}) - unix_timestamp(${minColumn}))`;
+    return `floor(unix_timestamp(max(${field})) - unix_timestamp(min(${field})))`;
   }
 }