doris

Files

Qi Chen b7a50a09fe [Opt](orc-reader) Optimize orc reader by dict filtering. (#20806 )

Optimize orc reader by dict filtering.  It is similar with #17594.
Test result
**ssb-flat-100**: (3 nodes)
| Query        | before opt           | after opt  |
| ------------- |:-------------:| ---------:|
Q1.1 | 1.239 | 1.145
Q1.2 | 1.254 | 1.128
Q1.3 | 1.931 | 1.644
Q2.1 | 1.359 | 1.006
Q2.2 | 1.229 | 0.674
Q2.3 | 0.934 | 0.427
Q3.1 | 2.226 | 1.712
Q3.2 | 2.042 | 1.562
Q3.3 | 1.631 | 1.021
Q3.4 | 1.618 | 0.732
Q4.1 | 2.294 | 1.858
Q4.2 | 2.511 | 1.961
Q4.3 | 1.736 | 1.446
total | 22.004 | 16.316

2023-06-16 13:11:37 +08:00

iceberg_reader.cpp

[refactor](exec) replace the single pointer with an array of 'conjuncts' in ExecNode (#19758 )

2023-05-29 11:47:31 +08:00

iceberg_reader.h

[refactor](exec) replace the single pointer with an array of 'conjuncts' in ExecNode (#19758 )

2023-05-29 11:47:31 +08:00

table_format_reader.cpp

[Refactor](exceptionsafe) add factory creator to some class (#19000 )

2023-04-25 14:33:47 +08:00

table_format_reader.h

[Refactor](exceptionsafe) add factory creator to some class (#19000 )