Class: DBClient
- Inherits:
-
Object
- Object
- DBClient
- Defined in:
- lib/data_sources/db_client.rb
Class Method Summary collapse
Instance Method Summary collapse
-
#initialize ⇒ DBClient
constructor
A new instance of DBClient.
- #last_id ⇒ Object
- #prepare_exec(statement, *params) ⇒ Object
- #query(statement) ⇒ Object
Constructor Details
#initialize ⇒ DBClient
Returns a new instance of DBClient.
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# File 'lib/data_sources/db_client.rb', line 7 def initialize db_config = YAML.load_file('./lib/db_config/library_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/data_sources/db_client.rb', line 13 def self.instance return @instance if @instance @instance_mutex.synchronize do @instance ||= new end @instance end |
Instance Method Details
#last_id ⇒ Object
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# File 'lib/data_sources/db_client.rb', line 31 def last_id @client.last_id end |
#prepare_exec(statement, *params) ⇒ Object
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# File 'lib/data_sources/db_client.rb', line 23 def prepare_exec(statement, *params) @client.prepare(statement).execute(*params) end |
#query(statement) ⇒ Object
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# File 'lib/data_sources/db_client.rb', line 27 def query(statement) @client.query(statement) end |