mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-11-10 10:15:18 +00:00
325 lines
4.2 KiB
Plaintext
325 lines
4.2 KiB
Plaintext
define
|
|
----
|
|
|
|
# An empty LSM ingests into the bottom level.
|
|
target
|
|
a-b
|
|
----
|
|
6
|
|
|
|
define
|
|
L5
|
|
b.SET.1:1
|
|
c.SET.2:2
|
|
----
|
|
5:
|
|
000004:[b#1,SET-c#2,SET]
|
|
|
|
# Overlapping cases.
|
|
target
|
|
a-b
|
|
b-c
|
|
c-d
|
|
----
|
|
4
|
|
4
|
|
4
|
|
|
|
# Non-overlapping cases:
|
|
# - Ingested file lies entirely before the existing file.
|
|
# - Ingested file lies entirely after the existing file.
|
|
# - Ingested file has no data overlap (falls through the middle of the existing
|
|
# file).
|
|
target
|
|
a-aa
|
|
d-e
|
|
bb-bb
|
|
----
|
|
6
|
|
6
|
|
6
|
|
|
|
define
|
|
L0
|
|
b.SET.3:3
|
|
e.SET.4:4
|
|
L0
|
|
d.SET.5:5
|
|
f.SET.6:6
|
|
L0
|
|
x.SET.7:7
|
|
y.SET.8:8
|
|
L3
|
|
g.SET.1:1
|
|
h.SET.2:2
|
|
----
|
|
0.1:
|
|
000005:[d#5,SET-f#6,SET]
|
|
0.0:
|
|
000004:[b#3,SET-e#4,SET]
|
|
000006:[x#7,SET-y#8,SET]
|
|
3:
|
|
000007:[g#1,SET-h#2,SET]
|
|
|
|
# Files overlap with L0. Files ingested into L0.
|
|
target
|
|
b-c
|
|
d-e
|
|
----
|
|
0
|
|
0
|
|
|
|
# Files overlap with L3. Files ingested into L2.
|
|
target
|
|
g-m
|
|
----
|
|
2
|
|
|
|
# No overlap. Files ingested into L6.
|
|
target
|
|
i-m
|
|
c-c
|
|
----
|
|
6
|
|
6
|
|
|
|
define
|
|
L5
|
|
a.SET.4:4
|
|
L5
|
|
c.SET.3:3
|
|
L6
|
|
a.SET.2:2
|
|
L6
|
|
c.SET.1:1
|
|
----
|
|
5:
|
|
000004:[a#4,SET-a#4,SET]
|
|
000005:[c#3,SET-c#3,SET]
|
|
6:
|
|
000006:[a#2,SET-a#2,SET]
|
|
000007:[c#1,SET-c#1,SET]
|
|
|
|
# The ingested file slips through the gaps in both L5 and L6.
|
|
target
|
|
b-b
|
|
----
|
|
6
|
|
|
|
define
|
|
L5
|
|
a.SET.4:4
|
|
L5
|
|
c.SET.3:3
|
|
L6
|
|
a.SET.2:2
|
|
L6
|
|
c.SET.1:1
|
|
compact:a-c
|
|
----
|
|
5:
|
|
000004:[a#4,SET-a#4,SET]
|
|
000005:[c#3,SET-c#3,SET]
|
|
6:
|
|
000006:[a#2,SET-a#2,SET]
|
|
000007:[c#1,SET-c#1,SET]
|
|
|
|
# The ingested file cannot reach L6 as there is a compaction outputting a file
|
|
# into the range [a,c].
|
|
target
|
|
b-b
|
|
----
|
|
5
|
|
|
|
define
|
|
L0
|
|
c.SET.4:4
|
|
d.SET.3:3
|
|
d.RANGEDEL.2:g
|
|
L2
|
|
a.RANGEDEL.1:g
|
|
----
|
|
0.0:
|
|
000004:[c#4,SET-g#inf,RANGEDEL]
|
|
2:
|
|
000005:[a#1,RANGEDEL-g#inf,RANGEDEL]
|
|
|
|
# Overlapping cases:
|
|
# - The ingested file overlaps with with [c,c].
|
|
# - The rangedel over [d,g) keeps the ingested file in L0.
|
|
# - Ditto.
|
|
target
|
|
c-c
|
|
d-d
|
|
e-e
|
|
----
|
|
0
|
|
0
|
|
0
|
|
|
|
# Non-overlapping cases:
|
|
# - The ingested file [cc,cc] slips through L0, but is kept at L1 by the
|
|
# rangedel in L2.
|
|
# - The ingested file is to completely to right of all files.
|
|
# - The ingested file is to the left of all files in L0, but is kept at L1 by
|
|
# the rangedel in L2.
|
|
target
|
|
cc-cc
|
|
g-g
|
|
a-a
|
|
----
|
|
1
|
|
6
|
|
1
|
|
|
|
# A more complicated example demonstrating data overlap.
|
|
# |--| ingested file: [d-e] - data overlap
|
|
# |-| ingested file: [cc-d] - no data overlap
|
|
# |--| ingested file: [ee-ff] - no data overlap
|
|
# |*--*--*----*------*| existing file: [a-g], points: [a, b, c, dd, g]
|
|
# _____________________
|
|
# a b c d e f g
|
|
define
|
|
L1
|
|
a.SET.0:a
|
|
b.SET.0:b
|
|
c.SET.0:c
|
|
dd.SET.0:dd
|
|
g.SET.0:g
|
|
----
|
|
1:
|
|
000004:[a#0,SET-g#0,SET]
|
|
|
|
# Data overlap.
|
|
target
|
|
d-e
|
|
----
|
|
0
|
|
|
|
# No data overlap.
|
|
target
|
|
cc-d
|
|
ee-ff
|
|
----
|
|
6
|
|
6
|
|
|
|
# Range key-point key data overlap will always correctly identify overlap because
|
|
# we seek using the combined point and range key bounds of the ingested file
|
|
# to determine overlap and don't check the data within the ingested file.
|
|
define
|
|
L5
|
|
a.SET.0:a
|
|
b.SET.0:b
|
|
c.SET.0:c
|
|
----
|
|
5:
|
|
000004:[a#0,SET-c#0,SET]
|
|
|
|
target
|
|
rkey:a-c
|
|
----
|
|
4
|
|
|
|
# Point key-range key overlap
|
|
define
|
|
L5
|
|
rangekey:a-c:{(#1,RANGEKEYSET,@t10,foo)}
|
|
----
|
|
5:
|
|
000004:[a#1,RANGEKEYSET-c#inf,RANGEKEYSET]
|
|
|
|
target
|
|
a-c
|
|
----
|
|
4
|
|
|
|
# Range key-range key overlap.
|
|
define
|
|
L5
|
|
rangekey:a-c:{(#1,RANGEKEYSET,@t10,foo)}
|
|
----
|
|
5:
|
|
000004:[a#1,RANGEKEYSET-c#inf,RANGEKEYSET]
|
|
|
|
target
|
|
rkey:a-c
|
|
----
|
|
4
|
|
|
|
# Cases with boundary overlap and no data overlap. With suggest-split off
|
|
# we get a target level of L0, but with suggest-split on, we get suggested
|
|
# a file split.
|
|
|
|
define
|
|
L6
|
|
a.SET.2:2
|
|
d.SET.3:3
|
|
L6
|
|
f.SET.4:4
|
|
k.SET.6:6
|
|
----
|
|
6:
|
|
000004:[a#2,SET-d#3,SET]
|
|
000005:[f#4,SET-k#6,SET]
|
|
|
|
target
|
|
b-c
|
|
e-g
|
|
----
|
|
5
|
|
5
|
|
|
|
target suggest-split
|
|
b-c
|
|
e-g
|
|
----
|
|
6 (split file: 000004)
|
|
5
|
|
|
|
target suggest-split
|
|
g-i
|
|
----
|
|
6 (split file: 000005)
|
|
|
|
# suggest-split recognizes and avoids in-progress compactions.
|
|
|
|
define
|
|
L6
|
|
a.SET.2:2
|
|
d.SET.3:3
|
|
L6
|
|
f.SET.4:4
|
|
k.SET.6:6
|
|
compact:f-k
|
|
----
|
|
6:
|
|
000004:[a#2,SET-d#3,SET]
|
|
000005:[f#4,SET-k#6,SET]
|
|
|
|
target suggest-split
|
|
g-i
|
|
----
|
|
5
|
|
|
|
# Ingestion splitting correctly recognizes data overlap in L6, and suggests
|
|
# split in L5.
|
|
|
|
define
|
|
L5
|
|
a.SET.2:2
|
|
e.SET.3:3
|
|
L6
|
|
c.SET.1:1
|
|
k.SET.1:1
|
|
----
|
|
5:
|
|
000004:[a#2,SET-e#3,SET]
|
|
6:
|
|
000005:[c#1,SET-k#1,SET]
|
|
|
|
target suggest-split
|
|
b-c
|
|
----
|
|
5 (split file: 000004)
|