1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
module Gitlab
module Database
def self.adapter_name
connection.adapter_name
end
def self.mysql?
adapter_name.downcase == 'mysql2'
end
def self.postgresql?
adapter_name.downcase == 'postgresql'
end
def self.version
database_version.match(/\A(?:PostgreSQL |)([^\s]+).*\z/)[1]
end
def true_value
if Gitlab::Database.postgresql?
"'t'"
else
1
end
end
def false_value
if Gitlab::Database.postgresql?
"'f'"
else
0
end
end
private
def self.connection
ActiveRecord::Base.connection
end
def self.database_version
row = connection.execute("SELECT VERSION()").first
if postgresql?
row['version']
else
row.first
end
end
end
end