misc/scripts/drop_external_entities.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Wed, 20 Jul 2011 14:10:03 +0200
changeset 7672 f31f9882c90f
parent 7398 26695dd703d8
child 7884 35d2e2f4e10a
permissions -rw-r--r--
[rql2sql] closes #1832859: fake HAVING terms w/ EXISTS terms there are cases where we want to use the HAVING trick on terms that should belong to an EXISTS subquery. Currently , this causes bad sql. We should fix that until we've a proper rql grammar avoiding the need for this trick. Notice at some point, we may want **actuall** HAVING clauses and GROUPBY used in EXISTS subquery, but that's another story.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6636
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     1
from cubicweb import UnknownEid
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     2
source, = __args__
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     3
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     4
sql("DELETE FROM entities WHERE type='Int'")
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     5
7398
26695dd703d8 [repository api] definitly kill usage of word 'pool' to refer to connections set used by a session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6636
diff changeset
     6
ecnx = session.cnxset.connection(source)
6636
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     7
for e in rql('Any X WHERE X cw_source S, S name %(name)s', {'name': source}).entities():
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     8
    meta = e.cw_metainformation()
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
     9
    assert meta['source']['uri'] == source
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    10
    try:
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    11
        suri = ecnx.describe(meta['extid'])[1]
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    12
    except UnknownEid:
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    13
        print 'cant describe', e.__regid__, e.eid, meta
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    14
        continue
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    15
    if suri != 'system':
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    16
        try:
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    17
            print 'deleting', e.__regid__, e.eid, suri, e.dc_title().encode('utf8')
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    18
            repo.delete_info(session, e, suri, meta['extid'], scleanup=True)
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    19
        except UnknownEid:
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    20
            print '  cant delete', e.__regid__, e.eid, meta
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    21
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    22
dbc9cce53c11 [ms] script to drop external entities from an external source
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    23
commit()