Class: SQLiteSweep::Query::Base

Inherits:

Object

• Object
• SQLiteSweep::Query::Base

Defined in:

lib/sqlitesweep/query/base.rb

Overview

Abstract base class for query executors.

Subclasses must implement #execute(uri) which runs the configured SQL query against the given database and returns a Result.

Two implementations:

- Query::Local  

Direct Known Subclasses

Local, Remote

Instance Method Summary

• #execute(uri) ⇒ Result

  Executes the configured query against the given database.

• #initialize(config) ⇒ Base constructor

  A new instance of Base.

Constructor Details

#initialize(config) ⇒ Base

Returns a new instance of Base.

# File 'lib/sqlitesweep/query/base.rb', line 13

def initialize(config)
  @config = config
end

Instance Method Details

#execute(uri) ⇒ Result

Executes the configured query against the given database.

Parameters:

• uri (DatabaseURI) —

  The database to query.

Returns:

• (Result) —

  The query result.

Raises:

• (QueryError) —

  If the query fails.

# File 'lib/sqlitesweep/query/base.rb', line 22

def execute(uri)
  raise NotImplementedError
end