As of April 20th, 2026, BigLake is now called Lakehouse for Apache Iceberg. BigLake metastore is now called the Lakehouse runtime catalog. Lakehouse APIs, client libraries, CLI commands, and IAM names remain unchanged and still reference BigLake.
Upgrade Iceberg V1 tables to V2
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Save and categorize content based on your preferences.
If you have existing version 1 (V1) Apache Iceberg tables, you must upgrade
them using your query engine before using them with the Apache Iceberg REST
catalog endpoint. For more information, see Alter a table.
To upgrade an Iceberg V1 table to V2, run the following Spark SQL command or
use similar engine operations:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-06-18 UTC."],[],[]]
