MYSQL_HOST=lb-rn1fbq8c-agzvf2cjsbhykor5.clb.ap-guangzhou.tencentclb.com
MYSQL_PORT=52521
MYSQL_USER=root
MYSQL_PASSWORD=SZ57EqxWh0t2L0V1NG
MYSQL_DB=stock2-api
MARKET_MYSQL_DB=stock-market