mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-25 00:52:02 +00:00
40 lines
536 B
Plaintext
40 lines
536 B
Plaintext
TOTAL rows 4
|
|
OLD DEDUPLICATE
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
DEDUPLICATE BY *
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
DEDUPLICATE BY * EXCEPT mat
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
DEDUPLICATE BY pk,sk,val,mat,partition_key
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
Can not remove full duplicates
|
|
OLD DEDUPLICATE
|
|
4
|
|
DEDUPLICATE BY pk,sk,val,mat
|
|
4
|
|
Remove partial duplicates
|
|
DEDUPLICATE BY *
|
|
3
|
|
DEDUPLICATE BY * EXCEPT mat
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
DEDUPLICATE BY COLUMNS("*") EXCEPT mat
|
|
0 0 0 1
|
|
1 1 2 1
|
|
1 1 3 1
|
|
DEDUPLICATE BY pk,sk
|
|
0 0 0 1
|
|
1 1 2 1
|
|
DEDUPLICATE BY COLUMNS(".*k")
|
|
0 0 0 1
|
|
1 1 2 1
|