Remove sqlite.py because it's performance is unacceptable and it is therefore useless.

svn path=/main/trunk/; revision=3298

diff --git a/pym/cache/sqlite.py b/pym/cache/sqlite.py
deleted file mode 100644 (file)
index 4114eee..0000000
--- a/pym/cache/sqlite.py
+++ /dev/null
@@ -1,67 +0,0 @@
-# Copyright: 2005 Gentoo Foundation
-# Author(s): Brian Harring (ferringb@gentoo.org)
-# License: GPL2
-# $Id: sqlite.py 1911 2005-08-25 03:44:21Z ferringb $
-
-sqlite_module =__import__("sqlite")
-import os
-import sql_template, fs_template
-import cache_errors
-
-class database(fs_template.FsBased, sql_template.SQLDatabase):
-
-       SCHEMA_DELETE_NAME      = "delete_package_values"
-       SCHEMA_DELETE_TRIGGER   = """CREATE TRIGGER %s AFTER DELETE on %s
-       begin
-       DELETE FROM %s WHERE pkgid=old.pkgid;
-       end;""" % (SCHEMA_DELETE_NAME, sql_template.SQLDatabase.SCHEMA_PACKAGE_NAME, 
-               sql_template.SQLDatabase.SCHEMA_VALUES_NAME)
-
-       _BaseError = sqlite_module.Error
-       _dbClass = sqlite_module
-       _supports_replace = True
-
-       def _dbconnect(self, config):
-               self._dbpath = os.path.join(self.location, fs_template.gen_label(self.location, self.label)+".sqldb")
-               try:
-                       self.db = sqlite_module.connect(self._dbpath, mode=self._perms, autocommit=False)
-                       if not self._ensure_access(self._dbpath):
-                               raise cache_errors.InitializationError(self.__class__, "can't ensure perms on %s" % self._dbpath)
-                       self.con = self.db.cursor()
-               except self._BaseError, e:
-                       raise cache_errors.InitializationError(self.__class__, e)
-
-               
-       def _initdb_con(self, config):
-               sql_template.SQLDatabase._initdb_con(self, config)
-               try:
-                       self.con.execute("SELECT name FROM sqlite_master WHERE type=\"trigger\" AND name=%s" % \
-                               self._sfilter(self.SCHEMA_DELETE_NAME))
-                       if self.con.rowcount == 0:
-                               self.con.execute(self.SCHEMA_DELETE_TRIGGER);
-                               self.db.commit()
-               except self._BaseError, e:
-                       raise cache_errors.InitializationError(self.__class__, e)
-
-       def _table_exists(self, tbl):
-               """return true/false dependant on a tbl existing"""
-               try:    self.con.execute("SELECT name FROM sqlite_master WHERE type=\"table\" AND name=%s" % 
-                       self._sfilter(tbl))
-               except self._BaseError, e:
-                       # XXX crappy.
-                       return False
-               return len(self.con.fetchall()) == 1
-
-       # we can do it minus a query via rowid.
-       def _insert_cpv(self, cpv):
-               cpv = self._sfilter(cpv)
-               try:    self.con.execute(self.SCHEMA_INSERT_CPV_INTO_PACKAGE.replace("INSERT","REPLACE",1) % \
-                       (self.label, cpv))
-               except self._BaseError, e:
-                       raise cache_errors.CacheCorruption(cpv, "tried to insert a cpv, but failed: %s" % str(e))
-
-               # sums the delete also
-               if self.con.rowcount <= 0 or self.con.rowcount > 2:
-                       raise cache_errors.CacheCorruption(cpv, "tried to insert a cpv, but failed- %i rows modified" % self.rowcount)
-               return self.con.lastrowid
-