Support default value read for ORC format in spark#76

Merged

rzhang10 merged 8 commits intolinkedin:li-0.11.xfrom

rzhang10:support-orc-default-value-spark

Jul 19, 2021

Commits on Jun 22, 2021

Commits on Jun 23, 2021

Add special handling of ROW_POSITION metadata column
rzhang10
committed

Commits on Jun 24, 2021

Add corner case check for partition field
rzhang10
committed

Commits on Jul 14, 2021

Use BaseDataReader.convertConstant to convert constants, and expand its functionality to support nested-type contants such as array/map/struct
rzhang10
committed

Commits on Jul 16, 2021

Support nested type default value for vectorized read
rzhang10
committed

Commits on Jul 19, 2021

Support deeply nested type default value for vectorized read
rzhang10
committed