Kidong LeeMaintain Iceberg Tables in ChangoEverytime committing data to iceberg tables, many files will be created like metadata, snapshots which need to be maintained, for example…4 min read·Apr 25, 2024----
Kidong LeeinTowards DevData Transformation using Chango Query ExecIf you want to transform data in data lakehouses, you may use query engines such as trino. For example, you can move table data from…3 min read·Dec 29, 2023----
Kidong LeeChange Data Capture using Chango CDCIncremental Processing is common way to move data between databases / data sources in data engineering. But because incremental processing…3 min read·Dec 1, 2023----
Kidong LeeinTowards DevAnalyze Logs using Chango LogIf you want to analyze all the logs from the distributed nodes, you need to aggregate all the logs from the distributed nodes and save them…3 min read·Nov 30, 2023----
Kidong LeeRealtime Analytics in Chango PrivateIt is not easy to accomplish realtime analytics in Data Lakehouses. In order to do so, for example, you need to send streaming events to…5 min read·Nov 7, 2023----
Kidong LeeinTowards DevChango Trino Gateway with Storage SecurityChango Private which is Data Lakehouse Platform for both online and disconnected environment has been released with Chango specific…4 min read·Oct 31, 2023----
Kidong LeeinTowards DevRBAC in Chango Storage SecurityThere can be several teams like BI, data engineer, data scientist to access data in the same data lakehouse. But the individual team should…4 min read·Jul 27, 2023----
Kidong LeeinTowards DevWhy I created Chango Private for Disconnected EnvironmentI have launched Chango Cloud which is SQL Data Lakehouse Cloud Service a few months ago. Many people would like to build their data…4 min read·Jul 6, 2023----
Kidong LeeinITNEXTEasy way to move Iceberg Data using Iceberg REST CatalogWe have used hive metastore as a standard data catalog in data lakehouses for now. As open table formats like iceberg become popular, we…7 min read·Apr 1, 2023--1--1
Kidong LeeSome Differentiation Factors in ChangoChango is a SQL Data Lakehouse Platform. There are several data lakehouse services out there. But chango has some differentiation factors…3 min read·Mar 24, 2023----