Versions Compared

Old Version 7

changes.mady.by.user Szehon Ho

Saved on

compared with

New Version Current

changes.mady.by.user Szehon Ho

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.
Comment: Migrated to Confluence 5.3

...

Spark mapjoin has a choice to take advantage of faster Spark functionality like broadcast-variable, or use something similar to distributed-cache.  A discussion for choosing MR-style distributed cache is given in “small-table broadcasting” document in HIVE-7613, though broadcast-variable support might be added in future.  Here is the plan that we want.

...