标签：spark-sql

2012-03-30admin阅读(2312)赞(0)

Whole-Stage Java Code Generation (Whole-Stage CodeGen)

2012-03-29admin阅读(1317)赞(0)

Bucketing Bucketing is an optimization technique that uses buckets (and bucketing columns) to determine data parti ...

2012-03-28admin阅读(1803)赞(0)

Dynamic Partition Inserts Partitioning uses partitioning columns to divide a dataset into smaller chunks (based on ...

2012-03-27admin阅读(1829)赞(0)

UDFRegistration — Session-Scoped FunctionRegistry

2012-03-26admin阅读(1645)赞(0)

CatalystConf CatalystConf is…​FIXME Note The default CatalystConf is SQLConf that is…R ...

2012-03-25admin阅读(2385)赞(0)

StaticSQLConf — Cross-Session, Immutable and Static SQL Configuration

2012-03-24admin阅读(1957)赞(0)

SQLConf — Internal Configuration Store

2012-03-23admin阅读(1539)赞(0)

RuntimeConfig — Management Interface of Runtime Configuration

2012-03-22admin阅读(4733)赞(0)

CacheManager — In-Memory Cache for Tables and Views

2012-03-21admin阅读(1795)赞(0)

SharedState — State Shared Across SparkSessions