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Schema Evolution on Write Type Promotions Schema Evolution on read Adding Columns Altering Columns Deleting Columns Renaming columns Schema Evolution in Action Related Reso...
Actions States Active and Archived timeline LSM Timeline Archival Configs Spark write client configs Flink Options At its core, Hudi maintains a timeline which is a log of...
_.attempt(func) Arguments Returns Example .callback([func=.identity], [thisArg]) Aliases Arguments Returns Example _.constant(value) Arguments Returns Example _.identi...
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge always a → (...
Querying with SQL Querying with DataFrames Catalogs with DataFrameReader Time travel SQL DataFrame Incremental read Inspecting tables History Metadata Log Entries Snapshot...
The majority of applications need to persist (or store) data during their lifecycle. There are many ways of doing this with an application written in Java. If your datastore is ...
_.attempt(func, [args]) Since Arguments Returns Example _.bindAll(object, methodNames) Since Arguments Returns Example _.cond(pairs) Since Arguments Returns Example...