How to create a date from year, month, and day components in ClickHouse ®

In ClickHouse®, the makeDate function is a key tool for constructing a Date type from separate year, month, and day components, facilitating efficient querying, filtering, and data storage. This function requires three integer arguments and is available in two forms: a standard version for normal date ranges and another that takes a year and day of the year for leap year calculations. The function, introduced in ClickHouse® version 22.6, ensures input validation to prevent invalid dates and offers a range from 1970 to 2149, with makeDate32 extending this range further. For datetime values, makeDateTime includes time components and time zone handling. Additionally, ClickHouse® provides conversion functions like YYYYMMDDToDate for integer-formatted dates and parseDateTime for string conversions, while for ongoing data ingestion, materialized views offer automated date construction. The guide also highlights Tinybird, a platform that enhances ClickHouse® capabilities by simplifying infrastructure management, supporting time series analytics, and facilitating real-time API deployment.

Use this post, company, and trend context to find content marketing opportunities, perform competitive analysis, or address product feature gaps via the Plushcap MCP server or the Plushcap API.