view base/database/implementations-setup.lisp @ 310:f99fd6a7bbfc

Add midi-db.

Ignore-this: c6f4fc32efa4453ddbdc478793eedd52

A basic implementation for working with MIDI files stored in the database.

It is a test case for `versioned' data, but only partially implemented at the moment.

darcs-hash:20100223152703-16a00-4388d2720907d777a1c6c6b3a010885ce0fe06a7.gz

(cl:in-package #:amuse-database-admin)

(defun create-implementations-table (&optional
				     (database *amuse-database*))
  (%create-implementations-table database)
  (%create-implementation-stored-routines database))

(defun drop-implementations-table (&optional
				   (database *amuse-database*))
  (%drop-implementations-table database)
  (%drop-implementation-stored-routines database))

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Helper functions

(defun %create-implementations-table (database)
  #.(clsql:locally-enable-sql-reader-syntax)
  (clsql:create-table "amuse_implementations"
		      '(([|implementation-id|] clsql:smallint :unsigned
			 :not-null :auto-increment :primary-key)
			([|implementation-name|] (varchar 255)
			 :not-null :unique))
		      :database database
		      :transactions t)
  #.(clsql:locally-disable-sql-reader-syntax))

(defun %drop-implementations-table (database)
  (clsql:drop-table "amuse_implementations"
		    :if-does-not-exist :ignore
		    :database database))

(defun %create-implementation-stored-routines (database)
  (%create-db-fun-get-impl-id database)
  (%create-db-fun-get-impl-name database))

(defun %drop-implementation-stored-routines (database)
  (%drop-db-fun-get-impl-id database)
  (%drop-db-fun-get-impl-name database))

(defun %create-db-fun-get-impl-id (database)
  (clsql:execute-command "
CREATE FUNCTION get_impl_id (
impl_name VARCHAR(255))
RETURNS SMALLINT
READS SQL DATA
RETURN (SELECT implementation_id
FROM amuse_implementations
WHERE implementation_name = impl_name);"
			 :database database))

(defun %drop-db-fun-get-impl-id (database)
  (clsql:execute-command "
DROP FUNCTION get_impl_id"
			 :database database))

(defun %create-db-fun-get-impl-name (database)
  (clsql:execute-command "
CREATE FUNCTION get_impl_name (
impl_id SMALLINT)
RETURNS VARCHAR(255)
READS SQL DATA
RETURN (SELECT implementation_name
FROM amuse_implementations
WHERE implementation_id = impl_id);"
			 :database database))

(defun %drop-db-fun-get-impl-name (database)
  (clsql:execute-command "
DROP FUNCTION get_impl_name"
			 :database database))