This is the documentation for Cloudera Impala 1.4.x.
Documentation for other versions is available at Cloudera.com.

Cloudera Impala Release Notes

These release notes provide information on the new features and known issues and limitations for Impala versions up to Impala 1.4.x. For users upgrading from earlier Impala releases, or using Impala in combination with specific versions of other Cloudera software, Incompatible Changes in Impala lists any changes to file formats, SQL syntax, or software dependencies to take into account.

Once you are finished reviewing these release notes, for more information about installing and configuring Impala, see Installing and Using Cloudera Impala.

Continue reading: