Is there a documentation which describes which queries and how will be propagated to the server during data fetching for the Phoenix Spark?
Thanks, Alexandr. 07.03.2018, 16:24, "Xavier Jodoin" <xav...@jodoin.me>: > it will limit the number of rows fetched by the client > > On 2018-03-07 07:54 AM, alexander.scherba...@yandex.com wrote: >> Does it work that only the limited number of rows will be sent from the >> each HBase Region Server to the client? >> >> I just ask because I can use the WHERE statement in the same way in the >> Spark SQL instead of passing the predicate. >> >> Thanks, >> Alexandr. >> >> 07.03.2018, 15:35, "Xavier Jodoin" <xav...@jodoin.me>: >>> You can do it directly with spark sql >>> >>> Xavier >>> >>> On 2018-03-07 06:38 AM, alexander.scherba...@yandex.com wrote: >>>> Hello, >>>> >>>> I use the Phoenix Spark plugin to load data from HBase. >>>> >>>> There is the SparkSqlContextFunctions.phoenixTableAsDataFrame() method >>>> which allows to get a Dataset >>>> for the given table name, columns and a predicate. >>>> >>>> Is it possible to also provide LIMIT statement so the number of the >>>> retrieved rows were restricted? >>>> >>>> Thanks, >>>> Alexander.
