mirror of
https://github.com/Infinidat/infi.clickhouse_orm.git
synced 2024-11-22 00:56:34 +03:00
add database.insert and database.count
This commit is contained in:
Itai Shirav
parent
571ea8b6e5
commit
25e85adc0d
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@ -23,11 +23,35 @@ class Database(object):
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def drop_database(self):
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self._send('DROP DATABASE ' + self.db_name)
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def _send(self, sql, settings=None):
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def insert(self, model_instances):
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i = iter(model_instances)
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try:
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first_instance = i.next()
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except StopIteration:
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return # model_instances is empty
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model_class = first_instance.__class__
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def gen():
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yield 'INSERT INTO %s.%s FORMAT TabSeparated\n' % (self.db_name, model_class.table_name())
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yield first_instance.to_tsv()
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yield '\n'
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for instance in i:
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yield instance.to_tsv()
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yield '\n'
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self._send(gen())
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def count(self, model_class, conditions=None):
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query = 'SELECT uniq(height) FROM %s.%s' % (self.db_name, model_class.table_name())
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if conditions:
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query += ' WHERE ' + conditions
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r = self._send(query)
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return int(r.text) if r.text else 0
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def _send(self, data, settings=None):
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params = self._build_params(settings)
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r = requests.post(self.db_url, params=params, data=sql)
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r = requests.post(self.db_url, params=params, data=data)
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if r.status_code != 200:
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raise DatabaseException(r.text)
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return r
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def _build_params(self, settings):
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params = dict(settings or {})
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@ -37,7 +37,7 @@ class Model(object):
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for name, field in cls._fields:
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default = field.get_db_prep_value(field.default)
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cols.append(' %s %s DEFAULT %s' % (name, field.db_type, escape(default)))
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parts.append(', \n'.join(cols))
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parts.append(',\n'.join(cols))
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parts.append(')')
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parts.append('ENGINE = ' + cls.engine.create_table_sql())
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return '\n'.join(parts)
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@ -10,13 +10,38 @@ class ORMTestCase(unittest.TestCase):
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def setUp(self):
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self.database = Database('test_db')
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self.database.create_table(Person)
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def tearDown(self):
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self.database.drop_table(Person)
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self.database.drop_database()
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def test_create_table(self):
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self.database.create_table(Person)
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self.database.drop_table(Person)
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def _insert_and_check(self, data, count):
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self.database.insert(data)
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self.assertEquals(count, self.database.count(Person))
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def test_insert__generator(self):
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self._insert_and_check(self._sample_data(), len(data))
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def test_insert__list(self):
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self._insert_and_check(list(self._sample_data()), len(data))
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def test_insert__iterator(self):
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self._insert_and_check(iter(self._sample_data()), len(data))
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def test_insert__empty(self):
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self._insert_and_check([], 0)
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def test_count(self):
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self.database.insert(self._sample_data())
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self.assertEquals(self.database.count(Person), 100)
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self.assertEquals(self.database.count(Person, "first_name = 'Courtney'"), 2)
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self.assertEquals(self.database.count(Person, "birthday > '2000-01-01'"), 22)
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self.assertEquals(self.database.count(Person, "birthday < '1900-01-01'"), 0)
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def _sample_data(self):
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for entry in data:
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yield Person(**entry)
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class Person(Model):
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@ -29,4 +54,105 @@ class Person(Model):
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engine = MergeTree('birthday', ('first_name', 'last_name', 'birthday'))
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data = [
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{"first_name": "Courtney", "last_name": "Cannon", "birthday": "1967-10-26", "height": "1.76"},
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{"first_name": "Kieran", "last_name": "Solomon", "birthday": "1963-10-30", "height": "1.69"},
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{"first_name": "Wynter", "last_name": "Garcia", "birthday": "1945-01-10", "height": "1.69"},
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{"first_name": "Buffy", "last_name": "Webb", "birthday": "1960-03-06", "height": "1.68"},
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{"first_name": "Jarrod", "last_name": "Gibbs", "birthday": "1957-06-13", "height": "1.62"},
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{"first_name": "Cara", "last_name": "Fox", "birthday": "2004-05-15", "height": "1.71"},
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{"first_name": "Shoshana", "last_name": "Solis", "birthday": "1968-07-18", "height": "1.65"},
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{"first_name": "Adam", "last_name": "Goodman", "birthday": "1956-01-07", "height": "1.74"},
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{"first_name": "Ciaran", "last_name": "Hurley", "birthday": "1965-10-25", "height": "1.65"},
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{"first_name": "Emma", "last_name": "Clements", "birthday": "1996-08-07", "height": "1.75"},
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{"first_name": "Warren", "last_name": "Dudley", "birthday": "1965-10-23", "height": "1.59"},
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{"first_name": "Courtney", "last_name": "Hoffman", "birthday": "1994-11-07", "height": "1.65"},
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{"first_name": "Karleigh", "last_name": "Bartlett", "birthday": "1991-10-24", "height": "1.69"},
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{"first_name": "Aline", "last_name": "Crane", "birthday": "1958-05-01", "height": "1.62"},
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{"first_name": "Sawyer", "last_name": "Fischer", "birthday": "1995-04-01", "height": "1.78"},
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{"first_name": "Ella", "last_name": "Castillo", "birthday": "1943-03-28", "height": "1.73"},
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{"first_name": "Jesse", "last_name": "Gomez", "birthday": "2011-01-28", "height": "1.71"},
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{"first_name": "Mary", "last_name": "Kirkland", "birthday": "1987-10-09", "height": "1.73"},
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{"first_name": "Quon", "last_name": "Wiggins", "birthday": "1962-05-06", "height": "1.74"},
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{"first_name": "Dominique", "last_name": "Sandoval", "birthday": "1942-02-01", "height": "1.72"},
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{"first_name": "Elton", "last_name": "Smith", "birthday": "1952-06-20", "height": "1.66"},
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{"first_name": "Whitney", "last_name": "Scott", "birthday": "1941-07-04", "height": "1.70"},
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{"first_name": "Sydney", "last_name": "Stevens", "birthday": "1959-07-11", "height": "1.70"},
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{"first_name": "Lesley", "last_name": "Stephenson", "birthday": "2010-04-10", "height": "1.64"},
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{"first_name": "Georgia", "last_name": "Kennedy", "birthday": "1944-12-29", "height": "1.66"},
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{"first_name": "Norman", "last_name": "Santos", "birthday": "1959-01-10", "height": "1.68"},
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{"first_name": "Vaughan", "last_name": "Schmidt", "birthday": "1955-06-19", "height": "1.61"},
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{"first_name": "Edan", "last_name": "Dennis", "birthday": "1959-09-18", "height": "1.73"},
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{"first_name": "Yolanda", "last_name": "Duke", "birthday": "1967-02-25", "height": "1.74"},
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{"first_name": "Seth", "last_name": "Serrano", "birthday": "2017-06-02", "height": "1.71"},
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{"first_name": "Callie", "last_name": "Wiley", "birthday": "1957-11-24", "height": "1.69"},
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{"first_name": "Shana", "last_name": "Jarvis", "birthday": "1967-05-21", "height": "1.72"},
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{"first_name": "Madeline", "last_name": "Kidd", "birthday": "1954-12-09", "height": "1.69"},
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{"first_name": "Macaulay", "last_name": "Rowe", "birthday": "1952-03-02", "height": "1.68"},
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{"first_name": "Rafael", "last_name": "Parker", "birthday": "2016-01-24", "height": "1.76"},
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{"first_name": "Ava", "last_name": "Sanders", "birthday": "1967-08-10", "height": "1.60"},
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{"first_name": "Ciaran", "last_name": "Carver", "birthday": "2016-12-25", "height": "1.76"},
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{"first_name": "Hyacinth", "last_name": "Kent", "birthday": "1971-07-18", "height": "1.72"},
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{"first_name": "Velma", "last_name": "English", "birthday": "1999-01-18", "height": "1.65"},
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{"first_name": "Adena", "last_name": "Norman", "birthday": "1949-05-14", "height": "1.66"},
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{"first_name": "Hedy", "last_name": "Strong", "birthday": "2001-10-04", "height": "1.60"},
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{"first_name": "Griffith", "last_name": "Henry", "birthday": "1955-04-02", "height": "1.66"},
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{"first_name": "Barrett", "last_name": "Clemons", "birthday": "1985-07-03", "height": "1.71"},
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{"first_name": "Roary", "last_name": "Simmons", "birthday": "1956-07-23", "height": "1.63"},
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{"first_name": "Connor", "last_name": "Jenkins", "birthday": "1969-07-23", "height": "1.67"},
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{"first_name": "Cassady", "last_name": "Knapp", "birthday": "1947-12-15", "height": "1.72"},
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{"first_name": "Abdul", "last_name": "Hester", "birthday": "1970-12-02", "height": "1.63"},
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{"first_name": "Evangeline", "last_name": "Weber", "birthday": "1984-06-03", "height": "1.70"},
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{"first_name": "Clementine", "last_name": "Moon", "birthday": "1964-03-29", "height": "1.73"},
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{"first_name": "Montana", "last_name": "Bruce", "birthday": "1952-06-28", "height": "1.66"},
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{"first_name": "Whitney", "last_name": "Durham", "birthday": "1947-09-15", "height": "1.72"},
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{"first_name": "Naomi", "last_name": "Hays", "birthday": "2004-11-27", "height": "1.70"},
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{"first_name": "Macey", "last_name": "Griffin", "birthday": "1971-09-18", "height": "1.63"},
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{"first_name": "Dora", "last_name": "Cabrera", "birthday": "2016-04-26", "height": "1.68"},
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{"first_name": "Chelsea", "last_name": "Castro", "birthday": "2001-08-10", "height": "1.71"},
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{"first_name": "Reese", "last_name": "Noel", "birthday": "1966-11-04", "height": "1.77"},
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{"first_name": "Althea", "last_name": "Barrett", "birthday": "2004-07-28", "height": "1.71"},
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{"first_name": "Odette", "last_name": "Mcneil", "birthday": "1948-05-21", "height": "1.76"},
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{"first_name": "Oliver", "last_name": "Ashley", "birthday": "2004-08-13", "height": "1.68"},
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{"first_name": "Ashton", "last_name": "Fuller", "birthday": "1995-11-17", "height": "1.75"},
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{"first_name": "Denton", "last_name": "Sanchez", "birthday": "1971-10-16", "height": "1.72"},
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{"first_name": "Molly", "last_name": "Salas", "birthday": "1994-04-23", "height": "1.70"},
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{"first_name": "Josiah", "last_name": "Hodges", "birthday": "2011-09-04", "height": "1.68"},
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{"first_name": "Victoria", "last_name": "Slater", "birthday": "2009-07-19", "height": "1.72"},
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{"first_name": "Catherine", "last_name": "Hicks", "birthday": "1959-05-23", "height": "1.80"},
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{"first_name": "Sharon", "last_name": "Shelton", "birthday": "1970-05-02", "height": "1.65"},
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{"first_name": "Rigel", "last_name": "Oneal", "birthday": "1993-11-05", "height": "1.63"},
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{"first_name": "Victor", "last_name": "Woods", "birthday": "1959-06-23", "height": "1.67"},
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{"first_name": "Cathleen", "last_name": "Frank", "birthday": "1947-09-04", "height": "1.61"},
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{"first_name": "Russell", "last_name": "Pruitt", "birthday": "1979-05-04", "height": "1.63"},
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{"first_name": "Warren", "last_name": "Bowen", "birthday": "2000-07-20", "height": "1.76"},
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{"first_name": "Hu", "last_name": "May", "birthday": "1976-10-01", "height": "1.76"},
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{"first_name": "Amanda", "last_name": "Vang", "birthday": "1943-02-23", "height": "1.68"},
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{"first_name": "Fritz", "last_name": "Atkinson", "birthday": "2011-06-15", "height": "1.73"},
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{"first_name": "Scarlett", "last_name": "Durham", "birthday": "2005-09-29", "height": "1.65"},
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{"first_name": "Leroy", "last_name": "Pacheco", "birthday": "1968-12-30", "height": "1.70"},
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{"first_name": "Eagan", "last_name": "Dodson", "birthday": "2015-10-22", "height": "1.67"},
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{"first_name": "Whilemina", "last_name": "Blankenship", "birthday": "1970-07-14", "height": "1.66"},
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{"first_name": "Anne", "last_name": "Rasmussen", "birthday": "1995-04-03", "height": "1.77"},
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{"first_name": "Caryn", "last_name": "Sears", "birthday": "1999-02-17", "height": "1.71"},
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{"first_name": "Elton", "last_name": "Ayers", "birthday": "1994-06-20", "height": "1.68"},
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{"first_name": "Venus", "last_name": "Hurst", "birthday": "1963-10-22", "height": "1.72"},
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{"first_name": "Octavius", "last_name": "Floyd", "birthday": "1955-02-22", "height": "1.68"},
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{"first_name": "Keelie", "last_name": "Mathis", "birthday": "1963-10-26", "height": "1.69"},
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{"first_name": "Wang", "last_name": "Goodwin", "birthday": "1983-05-15", "height": "1.66"},
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{"first_name": "Rhona", "last_name": "Camacho", "birthday": "1946-12-17", "height": "1.59"},
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{"first_name": "Ulla", "last_name": "Arnold", "birthday": "1990-06-04", "height": "1.63"},
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{"first_name": "Idola", "last_name": "Fulton", "birthday": "1974-11-27", "height": "1.66"},
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{"first_name": "Galvin", "last_name": "Phillips", "birthday": "2004-01-17", "height": "1.74"},
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{"first_name": "Faith", "last_name": "Emerson", "birthday": "1959-12-30", "height": "1.62"},
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{"first_name": "Shad", "last_name": "Bradshaw", "birthday": "1968-08-25", "height": "1.72"},
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{"first_name": "Stephen", "last_name": "Baxter", "birthday": "2004-09-24", "height": "1.74"},
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{"first_name": "Tasha", "last_name": "Campos", "birthday": "1984-02-11", "height": "1.72"},
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{"first_name": "Celeste", "last_name": "James", "birthday": "1990-03-08", "height": "1.67"},
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{"first_name": "Ariana", "last_name": "Cole", "birthday": "1947-12-20", "height": "1.72"},
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{"first_name": "Beatrice", "last_name": "Gregory", "birthday": "1992-01-19", "height": "1.80"},
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{"first_name": "Laith", "last_name": "Howell", "birthday": "1961-07-07", "height": "1.70"},
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{"first_name": "Angela", "last_name": "Sanders", "birthday": "2016-01-08", "height": "1.66"},
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{"first_name": "Cassady", "last_name": "Rogers", "birthday": "2013-11-04", "height": "1.71"},
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{"first_name": "Maia", "last_name": "Hyde", "birthday": "1972-06-09", "height": "1.74"}
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];
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