Class: DBDataSource
- Inherits:
-
Object
- Object
- DBDataSource
- Defined in:
- lib/repositories/data_sources/db_data_source.rb
Class Method Summary collapse
Instance Method Summary collapse
-
#initialize ⇒ DBDataSource
constructor
A new instance of DBDataSource.
- #prepare_exec(statement, *params) ⇒ Object
- #query(statement) ⇒ Object
Constructor Details
#initialize ⇒ DBDataSource
Returns a new instance of DBDataSource.
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# File 'lib/repositories/data_sources/db_data_source.rb', line 9 def initialize db_config = YAML.load_file('./lib/db_config/config.yaml').transform_keys(&:to_sym) @client = Mysql2::Client.new(db_config) @client..merge!(symbolize_keys: true) end |
Class Method Details
.instance ⇒ Object
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# File 'lib/repositories/data_sources/db_data_source.rb', line 15 def self.instance return @instance if @instance @instance_mutex.synchronize do @instance ||= new end @instance end |
Instance Method Details
#prepare_exec(statement, *params) ⇒ Object
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# File 'lib/repositories/data_sources/db_data_source.rb', line 25 def prepare_exec(statement, *params) @client.prepare(statement).execute(*params) end |
#query(statement) ⇒ Object
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# File 'lib/repositories/data_sources/db_data_source.rb', line 29 def query(statement) @client.query(statement) end |