mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-05 15:21:43 +00:00
67 lines
2.7 KiB
Plaintext
67 lines
2.7 KiB
Plaintext
|
|
# byteSize
|
|
|
|
byteSize for numbers #0
|
|
1 UInt8 1 UInt16 2 UInt32 4 UInt64 8 UInt256 32
|
|
2 UInt8 1 UInt16 2 UInt32 4 UInt64 8 UInt256 32
|
|
1 Int8 1 Int16 2 Int32 4 Int64 8 Int128 16 UInt256 32
|
|
2 Int8 1 Int16 2 Int32 4 Int64 8 Int128 16 UInt256 32
|
|
1 Float32 4 Float64 8
|
|
2 Float32 4 Float64 8
|
|
|
|
byteSize for numbers #1
|
|
1 97 Date 2 DateTime 4 DateTime64(3) 8 UUID 16
|
|
2 97 Date 2 DateTime 4 DateTime64(3) 8 UUID 16
|
|
|
|
byteSize for constants
|
|
1 1 256 2 65536 4 4294967296 8 0.5 8 1e-10 8
|
|
2020-01-01 2 2020-01-01 01:02:03 4 2020-01-01 01:02:03.000 8
|
|
UUID 16
|
|
|
|
byteSize for strings
|
|
1 39 9 a 10 \0\0\0\0\0\0\0\0 8 abcde\0\0\0 8
|
|
2 43 abced 14 9 abcde\0\0\0 8 \0\0\0\0\0\0\0\0 8
|
|
constants: 9 a 10 abcde 14
|
|
|
|
byteSize for simple array
|
|
1 60 [] 8 [] 8 [] 8 [] 8 [] 8 [] 8 [] 8
|
|
2 92 [1] 9 [-1] 9 [256] 12 [1.1] 12 [1.1] 12 ['2020-01-01'] 10 ['61f0c404-5cb3-11e7-907b-a6006ad3dba0'] 24
|
|
3 124 [1,1] 10 [-1,-1] 10 [256,256] 16 [1.1,1.1] 16 [1.1,1.1] 16 ['2020-01-01','2020-01-01'] 12 ['61f0c404-5cb3-11e7-907b-a6006ad3dba0','61f0c404-5cb3-11e7-907b-a6006ad3dba0'] 40
|
|
4 156 [1,1,1] 11 [-1,-1,-1] 11 [256,256,256] 20 [1.1,1.1,1.1] 20 [1.1,1.1,1.1] 20 ['2020-01-01','2020-01-01','2020-01-01'] 14 ['61f0c404-5cb3-11e7-907b-a6006ad3dba0','61f0c404-5cb3-11e7-907b-a6006ad3dba0','61f0c404-5cb3-11e7-907b-a6006ad3dba0'] 56
|
|
constants: [] 8 [1,1] 10 [-1,-1] 10 Array(UInt16) 12 Array(Float64) 24
|
|
constants: [1.1,1.1] 16 ['2020-01-01','2020-01-01'] 12
|
|
constants: ['61f0c404-5cb3-11e7-907b-a6006ad3dba0','61f0c404-5cb3-11e7-907b-a6006ad3dba0'] 40
|
|
|
|
byteSize for int array of arrays
|
|
1 52 [] 8 [[]] 16
|
|
2 102 [1,2] 16 [[],[1,2]] 32
|
|
3 155 [0,256] 16 [[],[1,2],[0,256]] 48
|
|
4 226 [256,65536] 16 [[],[1,2],[0,256],[256,65536]] 64
|
|
constants: [[],[1,2],[0,65536]] Array(Array(UInt32)) 48
|
|
|
|
byteSize for string array of arrays
|
|
1 52 [] 8 [[]] 16
|
|
2 102 [''] 17 [[],['']] 33
|
|
3 155 ['','a'] 27 [[],[''],['','a']] 60
|
|
4 226 ['','a','abced'] 41 [[],[''],['','a'],['','a','abced']] 101
|
|
constants: [[],[''],['','a']] 60
|
|
|
|
byteSize for others: Nullable, Tuple, LowCardinality
|
|
1 42 \N 5 \N 10 (1,NULL) 14 9
|
|
2 45 1 5 a 11 (1,'a') 15 a 10
|
|
3 57 256 5 abcde 15 (256,'abcde') 19 abcde 14
|
|
constants: \N 1 (65536,NULL) 5 (65536,'a') 15
|
|
constants: abced LowCardinality(String) 14
|
|
|
|
byteSize for complex fields
|
|
1 12 [] 8
|
|
2 25 [(NULL,[])] 21
|
|
3 25 [('a\0\0\0',[])] 21
|
|
4 45 [('a\0\0\0',[(NULL,'a')])] 41
|
|
5 65 [('a\0\0\0',[(NULL,'a'),(NULL,'a')])] 61
|
|
6 124 [(NULL,[]),('a\0\0\0',[]),('a\0\0\0',[(NULL,'a')]),('a\0\0\0',[(NULL,'a'),(NULL,'a')])] 120
|
|
constants: (NULL,[]) 9 ('a\0\0\0',[]) 13 ('a\0\0\0',[(NULL,'a')]) 24 ('a\0\0\0',[(NULL,'a'),(NULL,'a')]) 35
|
|
constants: [(NULL,[]),('a\0\0\0',[]),('a\0\0\0',[(NULL,'a')]),('a\0\0\0',[(NULL,'a'),(NULL,'a')])]
|
|
constants: Array(Tuple(Nullable(FixedString(4)), Array(Tuple(Nullable(Nothing), String))))
|
|
constants: 93
|