53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
from django.db import transaction
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from django.db.backends.oracle.base import quote_name
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import re
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foreign_key_re = re.compile(r"\sCONSTRAINT `[^`]*` FOREIGN KEY \(`([^`]*)`\) REFERENCES `([^`]*)` \(`([^`]*)`\)")
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def get_table_list(cursor):
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"Returns a list of table names in the current database."
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cursor.execute("SELECT TABLE_NAME FROM USER_TABLES")
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return [row[0] for row in cursor.fetchall()]
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def get_table_description(cursor, table_name):
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return table_name
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def _name_to_index(cursor, table_name):
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"""
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Returns a dictionary of {field_name: field_index} for the given table.
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Indexes are 0-based.
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"""
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return dict([(d[0], i) for i, d in enumerate(get_table_description(cursor, table_name))])
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def get_relations(cursor, table_name):
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"""
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Returns a dictionary of {field_index: (field_index_other_table, other_table)}
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representing all relationships to the given table. Indexes are 0-based.
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"""
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raise NotImplementedError
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def get_indexes(cursor, table_name):
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"""
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Returns a dictionary of fieldname -> infodict for the given table,
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where each infodict is in the format:
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{'primary_key': boolean representing whether it's the primary key,
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'unique': boolean representing whether it's a unique index}
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"""
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raise NotImplementedError
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# Maps type codes to Django Field types.
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DATA_TYPES_REVERSE = {
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16: 'BooleanField',
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21: 'SmallIntegerField',
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23: 'IntegerField',
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25: 'TextField',
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869: 'IPAddressField',
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1043: 'CharField',
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1082: 'DateField',
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1083: 'TimeField',
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1114: 'DateTimeField',
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1184: 'DateTimeField',
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1266: 'TimeField',
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1700: 'FloatField',
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}
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