[PARQUET-433] Specialize ColumnReaders based on the column type

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: parquet-cpp
• Assignee: Wes McKinney
• Reporter: Aliaksei Sandryhaila
• Created: 19/Jan/16 21:01
• Updated: 23/Jun/24 03:27
• Resolved: 28/Jan/16 05:37

Description

ColumnReader class is used to read columns of all types. This leads to a lot of type checking and 'switch' statements. ColumnReaders should be specialized to different types, while sharing the same interface.