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-rw-r--r--lib/gitlab/database.rb30
1 files changed, 25 insertions, 5 deletions
diff --git a/lib/gitlab/database.rb b/lib/gitlab/database.rb
index f3f417c1a63..d7dab584a44 100644
--- a/lib/gitlab/database.rb
+++ b/lib/gitlab/database.rb
@@ -5,8 +5,12 @@ module Gitlab
# http://dev.mysql.com/doc/refman/5.7/en/integer-types.html
MAX_INT_VALUE = 2147483647
+ def self.config
+ ActiveRecord::Base.configurations[Rails.env]
+ end
+
def self.adapter_name
- ActiveRecord::Base.configurations[Rails.env]['adapter']
+ config['adapter']
end
def self.mysql?
@@ -53,16 +57,16 @@ module Gitlab
postgresql? ? "RANDOM()" : "RAND()"
end
- def true_value
- if Gitlab::Database.postgresql?
+ def self.true_value
+ if postgresql?
"'t'"
else
1
end
end
- def false_value
- if Gitlab::Database.postgresql?
+ def self.false_value
+ if postgresql?
"'f'"
else
0
@@ -79,6 +83,22 @@ module Gitlab
end
end
+ def self.bulk_insert(table, rows)
+ return if rows.empty?
+
+ keys = rows.first.keys
+ columns = keys.map { |key| connection.quote_column_name(key) }
+
+ tuples = rows.map do |row|
+ row.values_at(*keys).map { |value| connection.quote(value) }
+ end
+
+ connection.execute <<-EOF
+ INSERT INTO #{table} (#{columns.join(', ')})
+ VALUES #{tuples.map { |tuple| "(#{tuple.join(', ')})" }.join(', ')}
+ EOF
+ end
+
# pool_size - The size of the DB pool.
# host - An optional host name to use instead of the default one.
def self.create_connection_pool(pool_size, host = nil)