Posted On: Feb 25, 2020
The boundary query is used for splitting the value according to id_no of the database table.
To boundary query, we can take a minimum value and maximum value to split the value.
To make split using boundary queries, we need to know all the values in the table.
To import data from the database to HDFS using boundary queries.
"SELECT min(id_value), max(id_value) from table_name"
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