Class: DbBrowser::ConnectionMan::Table

Inherits:
Object
  • Object
show all
Defined in:
lib/dbbrowser/connection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(connection, name) ⇒ Table

Returns a new instance of Table.



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# File 'lib/dbbrowser/connection.rb', line 189

def initialize(connection, name)
  @connection = connection
  @name       = name
end

Instance Attribute Details

#connection ⇒ Object (readonly)

Returns the value of attribute connection.



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# File 'lib/dbbrowser/connection.rb', line 194

def connection
  @connection
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/dbbrowser/connection.rb', line 195

def name
  @name
end

Instance Method Details

#columns ⇒ Object 



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# File 'lib/dbbrowser/connection.rb', line 201

def columns
  # load columns on demand for now (cache on first lookup)
  @columns ||= @connection.table_columns( @name )
end

#count ⇒ Object 



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# File 'lib/dbbrowser/connection.rb', line 197

def count
  @connection.select_value( "select count(*) from #{name}").to_i
end

#query(opts = {}) ⇒ Object 



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# File 'lib/dbbrowser/connection.rb', line 206

def query( opts={})
  @connection.fetch_table_select_all( @name, opts )
end