HappenLee 3a11de889f [Opt](exec) opt the performance of date parquet convert by date dict (#22384) ...

before：

mysql> select count(l_commitdate) from lineitem;
+---------------------+
| count(l_commitdate) |
+---------------------+
| 600037902 |
+---------------------+
1 row in set (0.86 sec)
after:

mysql> select count(l_commitdate) from lineitem;
+---------------------+
| count(l_commitdate) |
+---------------------+
| 600037902 |
+---------------------+
1 row in set (0.36 sec)

2023-08-01 12:24:00 +08:00

..

csv

[improvement](catalog) reduce the size thrift params for external table query (#21771)

2023-07-17 13:37:02 +08:00

file_reader

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

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

json

[feature](datetime) Support timezone when insert datetime value (#21898)

2023-07-31 13:08:28 +08:00

orc

[opt](hive)opt select count(*) stmt push down agg on parquet in hive . (#22115)

2023-07-29 00:31:01 +08:00

parquet

[Opt](exec) opt the performance of date parquet convert by date dict (#22384)

2023-08-01 12:24:00 +08:00

table

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

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

format_common.h

[enhance](parquet-reader) cache file meta of parquet to speed up query (#18074)

2023-03-25 23:22:57 +08:00

generic_reader.h

[opt](hive)opt select count(*) stmt push down agg on parquet in hive . (#22115)

2023-07-29 00:31:01 +08:00