class DB_client

Public Class Methods

Source

# File lib/data_access/DB_client/DB_client.rb, line 11
def self.instance(db_config = nil)
    @instance ||= new(db_config)
end

new (db_config)

Source

# File lib/data_access/DB_client/DB_client.rb, line 6
def initialize(db_config)
    raise 'Database configuration is required' unless db_config
    self.client = Mysql2::Client.new(db_config)
end

Public Instance Methods

close ()

Source

# File lib/data_access/DB_client/DB_client.rb, line 19
def close
    self.client.close
end

query (query, params=[])

Source

# File lib/data_access/DB_client/DB_client.rb, line 15
def query(query, params=[])
    self.client.prepare(query).execute(*params)
end