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Added in MySQL do_uninstall implementation.

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Dave Hall 2011-09-11 20:42:28 +01:00
parent 6fd002baec
commit d68ba068ff
1 changed files with 15 additions and 2 deletions
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17
src/watson/backends.py
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@ -29,6 +29,10 @@ class SearchBackend(object):
def do_install(self):
"""Executes the SQL needed to install django-watson."""
pass
def do_uninstall(self):
"""Executes the SQL needed to uninstall django-watson."""
pass
supports_ranking = False
@ -205,7 +209,7 @@ class MySQLSearchBackend(SearchBackend):
return bool(cursor.fetchall())
def do_install(self):
"""Generates the PostgreSQL specific SQL code to install django-watson."""
"""Executes the MySQL specific SQL code to install django-watson."""
cursor = connection.cursor()
# Drop all foreign keys on the watson_searchentry table.
cursor.execute("SELECT CONSTRAINT_NAME FROM information_schema.TABLE_CONSTRAINTS WHERE CONSTRAINT_SCHEMA = DATABASE() AND TABLE_NAME = 'watson_searchentry' AND CONSTRAINT_TYPE = 'FOREIGN KEY'")
@ -217,12 +221,21 @@ class MySQLSearchBackend(SearchBackend):
cursor.execute("ALTER TABLE watson_searchentry ENGINE = MyISAM")
# Change the collaction to a case-insensitive one.
cursor.execute("ALTER TABLE watson_searchentry CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci")
# Add the full text indexex.
# Add the full text indexes.
cursor.execute("CREATE FULLTEXT INDEX watson_searchentry_fulltext ON watson_searchentry (title, description, content)")
cursor.execute("CREATE FULLTEXT INDEX watson_searchentry_title ON watson_searchentry (title)")
cursor.execute("CREATE FULLTEXT INDEX watson_searchentry_description ON watson_searchentry (description)")
cursor.execute("CREATE FULLTEXT INDEX watson_searchentry_content ON watson_searchentry (content)")
def do_uninstall(self):
"""Executes the SQL needed to uninstall django-watson."""
cursor = connection.cursor()
# Destroy the full text indexes.
cursor.execute("DROP INDEX watson_searchentry_fulltext ON watson_searchentry")
cursor.execute("DROP INDEX watson_searchentry_title ON watson_searchentry")
cursor.execute("DROP INDEX watson_searchentry_description ON watson_searchentry")
cursor.execute("DROP INDEX watson_searchentry_content ON watson_searchentry")
supports_ranking = True
def do_search(self, engine_slug, queryset, search_text):