How can I use the new JSON Data Type with Kafka?
Learn how to load JSON messages from Apache Kafka directly into a single JSON column in ClickHouse using the Kafka table engine and JSON data type.
· 4 мин на чтение
База знаний
How to connect to ClickHouse using SSH Keys
How to connect to ClickHouse and ClickHouse Cloud using SSH Keys
· 2 мин на чтение
Mapping of metrics used in system.dashboards to Prometheus metrics in `system.custom_metrics`
Mapping of metrics used in system.dashboards to Prometheus metrics in system.custom_metrics
· 3 мин на чтение
ODBC authentication failed error when using the Power BI ClickHouse connector
ODBC authentication failed error when using the Power BI ClickHouse connector
· 2 мин на чтение
How to create a table that can query multiple remote clusters
How to create a table that can query multiple remote clusters
· 3 мин на чтение
Tips and tricks on optimizing basic data types in ClickHouse
Tips and tricks on optimizing basic data types in ClickHouse
· 4 мин на чтение
I am unable to access a ClickHouse Cloud service
Troubleshooting access issues with ClickHouse Cloud services, including IP Access List configuration
· 1 минута на чтение
How to use array join to extract and query varying attributes using map keys and values
Simple example to illustrate how to use array join to extract and query varying attributes using map keys and values
· 4 мин на чтение
How to set up ClickHouse on Docker with ODBC to connect to a Microsoft SQL Server (MSSQL) database
How to set up ClickHouse on Docker with ODBC to connect to a Microsoft SQL Server (MSSQL) database
· 4 мин на чтение
Simple example flow for extracting JSON data using a landing table with a Materialized View
Simple example flow for extracting JSON data using a landing table with a Materialized View
· 2 мин на чтение
