Module DBI::DBD::Pg
In: lib/dbd/Pg.rb
lib/dbd/pg/exec.rb

DBD::Pg - Database Driver for the PostgreSQL database system.

Requires DBI and the ‘pg’ gem or package to work.

Only things that extend DBI‘s results are documented.

Methods

driver_name   generate_array   parse_type   quote  

Classes and Modules

Module DBI::DBD::Pg::Type
Class DBI::DBD::Pg::Database
Class DBI::DBD::Pg::Driver
Class DBI::DBD::Pg::PgExecutor
Class DBI::DBD::Pg::PgExecutorAsync
Class DBI::DBD::Pg::Statement
Class DBI::DBD::Pg::Tuples

Constants

VERSION = "0.3.9"
DESCRIPTION = "PostgreSQL DBI DBD"

Public Class methods

driver_name()

returns ‘Pg‘

See DBI::TypeUtil#convert for more information.

generate_array(obj)

This method takes a ruby Array and converts it to PostgreSQL array syntax.

parse_type(ftype)

Parse a postgresql type. Returns a hash with these fields (as Symbol)

  • ftype: the full type, as passed in to this method.
  • type: the type stripped of all attribute information.
  • size: the LHS of the attribute information, typically the precision.
  • decimal: the RHS of the attribute information, typically the scale.
  • array: true if this type is actually an array of that type.
quote(value)

A quote helper, this uses the new syntax in PostgreSQL 8.2 and up.

[Validate]