[//]:content-type-MARKDOWN-DONOT-DELETE Gate.io is going to upgrade and optimize the read-only library for historical spot trading data from 14:15 – 14:30 UTC on 23 March, 2023. The upgrade will take about 15 minutes and partial service will be unavailable during the process. We expect there will be temporary query interruption (less than 1 minute) ; while websocket push is not affected . If you are an affected trader, please adjust your strategies beforehand. Affected services: All spot trading pairs This upgrade is part of our effort to deliver better trading service to our users. Thank you for your understanding and continued support. Gateway to Crypto Trade over 1,400 cryptocurrencies safely, quickly and easily on Gate.io [Sign up](https://www.gate.io/signup "Sign up") to enter the crypto gateway and get 40% commission from [referrals](https://www.gate.io/referral "referrals") [Download iOS/Android App](https://www.gate.io/mobileapp?ch=ann27560 "Download iOS/Android App") right now. Reach out to us! Twitter: https://twitter.com/gate_io GateVIP Twitter: https://twitter.com/GateioVIP Telegram: https://t.me/gate_io API Telegram: https://t.me/gateioapi Instagram: https://www.instagram.com/gateioglobal Medium: https://gateio.medium.com/ Podcast: https://gateio.buzzsprout.com/?ch=buzzs Gate.io Team March 23, 2023