Overview

• module DB
  • module Postgres
    • class Adapter

      A database adapter for connecting to PostgreSQL servers.
    • class Connection

      A high-level database connection that implements the standardized connection interface.
    • class Error

      An error raised by the PostgreSQL adapter.
    • module Native

      Provides FFI bindings to the native PostgreSQL client library (libpq).

      • class Strings

        Helper class for managing FFI string arrays.
      • class Connection

        A native FFI connection to the PostgreSQL client library.
      • class Result

        A result set from a database query with row iteration and type casting.
      • module Types

        Provides type converters for translating between PostgreSQL types and Ruby types.

        • class Text

          A text/string type converter.
        • class Integer

          An integer type converter.
        • class Boolean

          A boolean type converter.
        • class Decimal

          A decimal type converter.
        • class Float

          A floating point type converter.
        • class Symbol

          A symbol/enum type converter.
        • class DateTime

          A datetime/timestamp type converter.
        • class Date

          A date type converter.
        • class JSON

          A JSON type converter.