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Jérome Perrin
gitlab-ce
Commits
6df2d573
Commit
6df2d573
authored
Sep 21, 2016
by
Timothy Andrew
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Improve indentation in `Gitlab::Database::Median`
parent
a57c77f6
Changes
1
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1 changed file
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18 additions
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11 deletions
+18
-11
lib/gitlab/database/median.rb
lib/gitlab/database/median.rb
+18
-11
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lib/gitlab/database/median.rb
View file @
6df2d573
...
...
@@ -30,12 +30,15 @@ module Gitlab
query
=
arel_table
.
from
(
arel_table
.
project
(
Arel
.
sql
(
'*'
)).
order
(
arel_table
[
column_sym
]).
as
(
arel_table
.
table_name
)).
project
(
average
([
arel_table
[
column_sym
]],
'median'
)).
where
(
Arel
::
Nodes
::
Between
.
new
(
Arel
.
sql
(
"(select @row_id := @row_id + 1)"
),
Arel
::
Nodes
::
And
.
new
(
[
Arel
.
sql
(
'@ct/2.0'
),
Arel
.
sql
(
'@ct/2.0 + 1'
)]
)))
.
where
(
Arel
::
Nodes
::
Between
.
new
(
Arel
.
sql
(
"(select @row_id := @row_id + 1)"
),
Arel
::
Nodes
::
And
.
new
(
[
Arel
.
sql
(
'@ct/2.0'
),
Arel
.
sql
(
'@ct/2.0 + 1'
)]
)
)
)
.
# Disallow negative values
where
(
arel_table
[
column_sym
].
gteq
(
0
))
...
...
@@ -75,11 +78,15 @@ module Gitlab
# by 'where cte.row_id between cte.ct / 2.0 AND cte.ct / 2.0 + 1'). Find the average of the
# selected rows, and this is the median value.
cte_table
.
project
(
average
([
extract_epoch
(
cte_table
[
column_sym
])],
"median"
)).
where
(
Arel
::
Nodes
::
Between
.
new
(
cte_table
[
:row_id
],
Arel
::
Nodes
::
And
.
new
(
[(
cte_table
[
:ct
]
/
Arel
.
sql
(
'2.0'
)),
(
cte_table
[
:ct
]
/
Arel
.
sql
(
'2.0'
)
+
1
)]))).
where
(
Arel
::
Nodes
::
Between
.
new
(
cte_table
[
:row_id
],
Arel
::
Nodes
::
And
.
new
(
[(
cte_table
[
:ct
]
/
Arel
.
sql
(
'2.0'
)),
(
cte_table
[
:ct
]
/
Arel
.
sql
(
'2.0'
)
+
1
)]
)
)
).
with
(
query_so_far
,
cte
)
end
...
...
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