Ashin Gau 6bd5378f66 [feature-wip](multi-catalog) lazy read for ParquetReader (#13917) ...

Read predicate columns firstly, and use VExprContext(push-down predicates)
to generate the select vector, which is then applied to read the non-predicate columns.
The data in non-predicate columns may be skipped by select vector, so the value-decode-time can be reduced.
If a whole page can be skipped, the decompress-time can also be reduced.

2022-11-10 16:56:14 +08:00

..

aggregate_functions

[Vectorized](function) support topn_array function (#13869)

2022-11-02 19:49:23 +08:00

columns

[bug](ColumnDecimal)call set_decimalv2_type when cloning ColumnDecimal (#14061)

2022-11-09 11:23:43 +08:00

core

[Feature](runtime-filter) add runtime filter breaking change adapt (#13246)

2022-10-28 10:59:28 +08:00

exec

[feature-wip](multi-catalog) lazy read for ParquetReader (#13917)

2022-11-10 16:56:14 +08:00

exprs

[enhancement](memtracker) Refactor mem tracker hierarchy (#13585)

2022-11-08 09:52:33 +08:00

function

[bug](like function)fix like '' (empty string) get wrong result with all rows #14035

2022-11-08 08:51:39 +08:00

olap

[Bug] [Vectorized] add padding when load char type data (#9734)

2022-05-26 16:51:01 +08:00

runtime

[enhancement](memtracker) Refactor mem tracker hierarchy (#13585)

2022-11-08 09:52:33 +08:00

utils

[Enhancement](column) remove ColumnString terminating zero and add a data_version for pblock (#12456)

2022-09-14 21:25:22 +08:00