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JDO v JPA
There are several competing persistence technologies available for Java. Two of these are “standardised” (via the JCP). When developing your application you need to choose the mos... -
Batch Writes
Spark DataSource API The hudi-spark module offers the DataSource API to write a Spark DataFrame into a Hudi table. There are a number of options available: HoodieWriteConfig :... -
Key Generation
Key Generators SimpleKeyGenerator ComplexKeyGenerator NonpartitionedKeyGenerator CustomKeyGenerator Bring your own implementation TimestampBasedKeyGenerator Timestamp is GMT ... -
Objects
_.assign(object, [source], [callback], [thisArg]) Aliases Arguments Returns Example _.clone(value, [isDeep=false], [callback], [thisArg]) Arguments Returns Example _.clone... -
List
all any append concat drop zipWith zip xprod uniq filter find flatten head indexOf join lastIndexOf map nth pluck prepend range reduce reduceRight reject re... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge curryN __ bin... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge curryN __ bin... -
SQL
Setting candidate class Unique results Defining a result type Parameters As we have described earlier, JDO allows access to many query languages to give the user full flexibil... -
List
all any append concat drop zipWith zip xprod uniq filter find flatten head indexOf join lastIndexOf map nth pluck prepend range reduce reduceRight reject re... -
Using Tables
Create table Configure LogStore Configure watermark Modify table Upgrade a Hive table Configure self-optimizing Modify optimizer group Adjust optimizing resources Adjust opt...
