method

postgresql_connection

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ConnectionHandling

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What's this?

postgresql_connection(config) public

Establishes a connection to the database that’s used by all Active Record objects

# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 25
    def postgresql_connection(config)
      conn_params = config.symbolize_keys.compact

      # Map ActiveRecords param names to PGs.
      conn_params[:user] = conn_params.delete(:username) if conn_params[:username]
      conn_params[:dbname] = conn_params.delete(:database) if conn_params[:database]

      # Forward only valid config params to PG::Connection.connect.
      valid_conn_param_keys = PG::Connection.conndefaults_hash.keys + [:requiressl]
      conn_params.slice!(*valid_conn_param_keys)

      ConnectionAdapters::PostgreSQLAdapter.new(
        ConnectionAdapters::PostgreSQLAdapter.new_client(conn_params),
        logger,
        conn_params,
        config,
      )
    end

postgresql_connection

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