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Code Issues 32 Releases Wiki Activity

boulder-oracle-sprint: Fixed "Identifier too long" errors and problems with sequence and trigger naming.

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git-svn-id: http://code.djangoproject.com/svn/django/branches/boulder-oracle-sprint@4080 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Boulder Sprinters
2006-11-16 19:11:32 +00:00
parent cd2866a364
commit fb3a93975f
2 changed files with 8 additions and 5 deletions
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10
django/core/management.py
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@@ -199,11 +199,12 @@ def _get_sql_model_create(model, known_models=set()):
# To simulate auto-incrementing primary keys in Oracle -- creating primary tables
if settings.DATABASE_ENGINE == 'oracle' and opts.has_auto_field:
sequence_name = truncate_name('%s_sq' % opts.db_table, backend.get_max_name_length())
name_length = backend.get_max_name_length() - 3
sequence_name = '%s_sq' % truncate_name(opts.db_table, name_length)
sequence_statement = 'CREATE SEQUENCE %s;' % sequence_name
final_output.append(sequence_statement)
trigger_statement = '' + \
'CREATE OR REPLACE TRIGGER %s\n' % truncate_name('%s_tr' % opts.db_table, backend.get_max_name_length()) + \
'CREATE OR REPLACE TRIGGER %s\n' % ('%s_tr' % truncate_name(opts.db_table, name_length)) + \
' BEFORE INSERT ON %s\n' % backend.quote_name(opts.db_table) + \
' FOR EACH ROW\n' + \
' WHEN (new.id IS NULL)\n' + \
@@ -277,12 +278,13 @@ def _get_many_to_many_sql_for_model(model):
# To simulate auto-incrementing primary keys in Oracle -- creating m2m tables
if settings.DATABASE_ENGINE == 'oracle':
name_length = backend.get_max_name_length() - 3
m_table = f.m2m_db_table()
sequence_name = truncate_name('%s_sq' % m_table, backend.get_max_name_length())
sequence_name = '%s_sq' % truncate_name(m_table, name_length)
sequence_statement = 'CREATE SEQUENCE %s;' % sequence_name
final_output.append(sequence_statement)
trigger_statement = '' + \
'CREATE OR REPLACE TRIGGER %s\n' % truncate_name('%s_tr' % m_table, backend.get_max_name_length()) + \
'CREATE OR REPLACE TRIGGER %s\n' % ('%s_tr' % truncate_name(m_table, name_length)) + \
' BEFORE INSERT ON %s\n' % backend.quote_name(m_table) + \
' FOR EACH ROW\n' + \
' WHEN (new.id IS NULL)\n' + \