Class: DBI::BaseDatabase

Inherits:
Base
  • Object
show all
Includes:
SQL::BasicQuote
Defined in:
lib/dbi.rb

Overview

class BaseDriver

Direct Known Subclasses

DBD::ADO::Database

Instance Method Summary collapse

Methods included from SQL::BasicQuote

#quote

Constructor Details

#initialize(handle, attr) ⇒ BaseDatabase

Returns a new instance of BaseDatabase.



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# File 'lib/dbi.rb', line 870

def initialize(handle, attr)
   @handle = handle
   @attr   = {}
   attr.each {|k,v| self[k] = v} 
end

Instance Method Details

#[](attr) ⇒ Object 



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# File 'lib/dbi.rb', line 926

def [](attr)
   @attr[attr]
end

#[]=(attr, value) ⇒ Object

Raises:



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# File 'lib/dbi.rb', line 930

def []=(attr, value)
   raise NotSupportedError
end

#columns(table) ⇒ Object 



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# File 'lib/dbi.rb', line 904

def columns(table)
   []
end

#commit ⇒ Object

OPTIONAL

Raises:



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# File 'lib/dbi.rb', line 892

def commit
   raise NotSupportedError
end

#disconnect ⇒ Object

Raises:



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# File 'lib/dbi.rb', line 876

def disconnect
   raise NotImplementedError
end

#do(statement, *bindvars) ⇒ Object 



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# File 'lib/dbi.rb', line 916

def do(statement, *bindvars)
   stmt = execute(statement, *bindvars)
   res = stmt.rows
   stmt.finish
   return res
end

#execute(statement, *bindvars) ⇒ Object 



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# File 'lib/dbi.rb', line 909

def execute(statement, *bindvars)
   stmt = prepare(statement)
   stmt.bind_params(*bindvars)
   stmt.execute
   stmt
end

#ping ⇒ Object

Raises:



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# File 'lib/dbi.rb', line 880

def ping
   raise NotImplementedError
end

#prepare(statement) ⇒ Object

Raises:



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# File 'lib/dbi.rb', line 884

def prepare(statement)
   raise NotImplementedError
end

#rollback ⇒ Object

Raises:



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# File 'lib/dbi.rb', line 896

def rollback
   raise NotSupportedError
end

#tables ⇒ Object 



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# File 'lib/dbi.rb', line 900

def tables
   []
end