Kidong LeeAutomatic Iceberg Table Maintenance in ChangoEverytime data committed to iceberg tables, many files will be created like data files, snapshots, metadata files which should be…Jun 21Jun 21
Kidong LeeinDev GeniusLoad Files to Iceberg Table using SQL in ChangoIt is not easy to load files to iceberg tables. In order to load such as files to iceberg tables, for example, you need to develop spark…Jun 12Jun 12
Kidong LeeHidden Partitioned Iceberg Table in ChangoThere are some ways to create hidden partitioned iceberg tables in Chango. You can create them with trino, but trino does not support all…May 31May 31
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…Apr 25Apr 25
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…Dec 29, 2023Dec 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…Dec 1, 2023Dec 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…Nov 30, 2023Nov 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…Nov 7, 2023Nov 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…Oct 31, 2023Oct 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…Jul 27, 2023Jul 27, 2023