コード例 #1
0
class AMemberCache:
    _member_table = None
    _session_table = None
    _db = None

    def _setup(self, member_table, session_table):
        self._member_table = member_table
        self._session_table = session_table
        self._db = SqlExecutor()

    def store_member_to_session(self, session_num, member_id):
        sql = 'INSERT INTO `%s` (SESSION_NUMBER, MEMBER_ID) VALUES(?, ?)' % self._session_table
        self._db.exec_insert(sql, (session_num, member_id))

    def get_all(self):
        sql = 'SELECT * FROM `%s`' % self._member_table
        result = self._db.exec_select(sql).fetchall()
        return result

    def get_by_id(self, member_id):
        sql = 'SELECT * FROM `%s` WHERE ID=?' % self._member_table
        result = self._db.exec_select(sql, (member_id, )).fetchone()
        return result

    def get_by_last_name(self, member_last_name):
        sql = 'SELECT * FROM `%s` WHERE LAST_NAME=?' % self._member_table
        result = self._db.exec_select(sql, (member_last_name, )).fetchall()
        return result

    def get_by_first_name(self, member_first_name):
        sql = 'SELECT * FROM `%s` WHERE FIRST_NAME=?' % self._member_table
        result = self._db.exec_select(sql, (member_first_name, )).fetchall()
        return result

    def get_by_district(self, district):
        sql = 'SELECT * FROM `%s` WHERE DISTRICT=?' % self._member_table
        result = self._db.exec_select(sql, (district, )).fetchall()
        return result

    def get_from_session(self, session_number):
        sql = 'SELECT * FROM `' + self._session_table + '` INNER JOIN `' + self._member_table + '` ON ' \
           '`' + self._session_table + '`.MEMBER_ID=`' + self._member_table + '`.ID ' \
           'WHERE SESSION_NUMBER=?'
        result = self._db.exec_select(sql, (session_number, )).fetchall()
        return result

    def get_session_by_id(self, member_id):
        sql = 'SELECT * FROM `' + self._session_table + '` INNER JOIN `CONGRESSIONAL_SESSION` ON ' \
           '`' + self._session_table + '`.SESSION_NUMBER=`CONGRESSIONAL_SESSION`.NUMBER ' \
           'WHERE MEMBER_ID=?'
        result = self._db.exec_select(sql, (member_id, )).fetchall()
        return result
コード例 #2
0
class CongressCache:
    def __init__(self):
        self.db = SqlExecutor()

    def store_congress_session(self, session_num, start_date, end_date):
        sql = 'INSERT INTO `CONGRESSIONAL_SESSION` (NUMBER, START_DATE, END_DATE) ' \
              'VALUES(?, ?, ?)'
        self.db.exec_insert(sql, (session_num, start_date, end_date))

    def get_all_congress_session(self):
        sql = 'SELECT * FROM `CONGRESSIONAL_SESSION`'
        result = self.db.exec_select(sql).fetchall()
        return result

    # Check if congressional_session indeed has information about a specific session
    def get_congress_session(self, session_num):
        sql = 'SELECT * FROM `CONGRESSIONAL_SESSION` WHERE NUMBER=?'
        result = self.db.exec_select(sql, (session_num, )).fetchone()
        return result
コード例 #3
0
 def __init__(self, pickle_file):
     self.pickler = Pickler()
     self.congress_cache = CongressCache()
     self.president_cache = PresidentCache()
     self.house_member_cache = HouseMemberCache()
     self.senate_member_cache = SenateMemberCache()
     self.bill_cache = BillCache()
     self.sqlEx = SqlExecutor()
     self.pickle_file = pickle_file
     self.local_dir = path.dirname(path.abspath(__file__))
     if self.pickle_file == 'House Members.pkl':
         self.congressional_body = 'House'
     else:
         self.congressional_body = 'Senate'
コード例 #4
0
    def insert_new_ticker(ticker, fd_class):
        if fd_class is not Ticker.STOCK and fd_class is not Ticker.FUND:
            raise TypeError('fd_class must be one of STOCK or FUND')

        executor = SqlExecutor()
        executor.exec_insert(
            'INSERT INTO COMPANY (TICKER, CLASS) VALUES (?, ?)',
            (ticker, fd_class))
        executor.close()
コード例 #5
0
class CommitteeCache:
    def __init__(self):
        self.db = SqlExecutor()

    def store_committee_data(self, comm_name, comm_id, year_created,
                             comm_purpose):
        sql = 'INSERT INTO `COMMITTEE` (NAME, ID, YEAR_CREATED, PURPOSE) VALUES(?, ?, ?, ?)'
        self.db.exec_insert(sql,
                            (comm_name, comm_id, year_created, comm_purpose))

    def get_all_committee_data(self):
        sql = 'SELECT * FROM `COMMITTEE`'
        result = self.db.exec_select(sql).fetchall()
        return result

    def get_committee_data_using_name(self, name):
        sql = 'SELECT * FROM `COMMITTEE` WHERE NAME=?'
        result = self.db.exec_select(sql, (name, )).fetchall()
        return result

    def get_committee_data_using_id(self, comm_id):
        sql = 'SELECT * FROM `COMMITTEE` WHERE ID=?'
        result = self.db.exec_select(sql, (comm_id, )).fetchall()
        return result

    def store_memberships(self, mem_id, comm_id, session_num):
        sql = 'INSERT INTO `COMMITTEE_MEMBERSHIP` (MEMBER_ID, COMMITTEE_ID, SESSION) VALUES(?, ?, ?)'
        self.db.exec_insert(sql, (mem_id, comm_id, session_num))

    def get_all_current_committee_members_comm_id(self, comm_id, session_num):
        sql = 'SELECT * FROM `COMMITTEE_MEMBERSHIP` INNER JOIN `MEMBER` ON `COMMITTEE_MEMBERSHIP`.MEMBER_ID=`MEMBER`.ID ' \
              'WHERE COMMITTEE_ID=?'
        result = self.db.exec_select(sql, (comm_id, session_num)).fetchall()
        return result

    def get_all_committees_of_member(self, mem_id, session_num):
        sql = 'SELECT * FROM `COMMITTEE_MEMBERSHIP` INNER JOIN `COMMITTEE` ' \
              'ON `COMMITTEE_MEMBERSHIP`.COMMITTEE_ID=`COMMITTEE`.ID ' \
              'WHERE MEMBER_ID=?'
        result = self.db.exec_select(sql, (mem_id, session_num)).fetchall()
        return result
コード例 #6
0
class AVCache:
    def __init__(self):
        self.db = SqlExecutor()

    def store_result(self, ticker, req_class, payload):
        sql = 'INSERT INTO `AV_CACHE` (TICKER, CLASS, PAYLOAD) VALUES (?, ?, ?)'
        self.db.exec_insert(sql, (ticker, req_class, payload))

    def check_cache(self, ticker, req_class, force_reload=False):
        sql = 'SELECT * FROM `AV_CACHE` WHERE TICKER=? and CLASS=?'
        result = self.db.exec_select(sql, (ticker, req_class)).fetchone()
        if result is None:
            return None

        # if the data is not from today, delete it and return none
        if datetime.datetime.strptime(result[3], "%Y-%m-%d %H:%M:%S").day != datetime.date.today().day or force_reload:
            self.delete_old(ticker, req_class)
            return None

        return {'ticker': result[0], 'payload': result[2]}

    def delete_old(self, ticker, req_class):
        sql = 'DELETE FROM `AV_CACHE` WHERE TICKER=? and CLASS=?'
        self.db.exec_insert(sql, (ticker, req_class))
コード例 #7
0
    def delete_ticker(ticker):
        """
        Deletes teh provided ticker if it exists in the database. This action cannot be undone.
        :param ticker:
        :return:
        """
        found_t = Ticker.get_ticker(ticker)
        if found_t is None:
            return

        executor = SqlExecutor()
        executor.exec_insert('DELETE FROM Company WHERE TICKER=?', (ticker, ))
        executor.close()
コード例 #8
0
class PresidentCache:
    def __init__(self):
        self.db = SqlExecutor()

    def store_president(self, number, name, birth_year, death_year,
                        took_office, left_office, party):
        sql = 'INSERT INTO `PRESIDENT` (NUMBER, NAME, BIRTH_YEAR, DEATH_YEAR, TOOK_OFFICE, LEFT_OFFICE, PARTY)' \
          'VALUES(?, ?, ?, ?, ?, ?, ?)'
        self.db.exec_insert(sql, (number, name, birth_year, death_year,
                                  took_office, left_office, party))

    def get_president_by_num(self, number):
        sql = 'SELECT * FROM `PRESIDENT` WHERE NUMBER=?'
        result = self.db.exec_select(sql, (number, )).fetchone()
        return result

    def store_president_session(self, session_number, president_number):
        sql = 'INSERT INTO `PRESIDENT_TO_SESSION` (SESSION_NUMBER, PRESIDENT_NUMBER) VALUES(?, ?)'
        self.db.exec_insert(sql, (session_number, president_number))

    def get_president_from_session(self, session_number):
        sql = 'SELECT * FROM `PRESIDENT_TO_SESSION` INNER JOIN `PRESIDENT` ON ' \
              '`PRESIDENT_TO_SESSION`.PRESIDENT_NUMBER=`PRESIDENT`.NUMBER ' \
              'WHERE SESSION_NUMBER=?'
        result = self.db.exec_select(sql, (session_number, )).fetchall()
        return result

    def get_session_from_president(self, president_number):
        sql = 'SELECT * FROM `PRESIDENT_TO_SESSION` INNER JOIN `CONGRESSIONAL_SESSION` ON ' \
              '`PRESIDENT_TO_SESSION`.SESSION_NUMBER=`CONGRESSIONAL_SESSION`.NUMBER ' \
              'WHERE PRESIDENT_NUMBER=?'
        result = self.db.exec_select(sql, (president_number, )).fetchall()
        return result

    def check_president_session_cache(self, president_number, session_number):
        sql = 'SELECT * FROM `PRESIDENT_TO_SESSION` WHERE PRESIDENT_NUMBER=? AND SESSION_NUMBER=?'
        result = self.db.exec_select(
            sql, (president_number, session_number)).fetchone()
        return result
コード例 #9
0
class APIUsageTracker:
    def __init__(self):
        self._executor = SqlExecutor()

    def get_use_count(self, key):
        api_key_hash = self.hash_key(key)
        result = self._executor.exec_select('SELECT * FROM `API_META` WHERE API_KEY=?', (api_key_hash,)).fetchone()
        if result is None:
            return None
        else:
            # if the data is not from today, delete it
            if datetime.datetime.strptime(result[2], '%Y-%m-%d').day != datetime.date.today().day:
                self.clear_metadata_for_key(key)
                return None

            return result[1]

    def update_use_count(self, key, value):
        api_key_hash = self.hash_key(key)
        result = self.get_use_count(key)
        if result is None:
            self._executor.exec_insert('INSERT INTO `API_META` (API_KEY, USAGES) VALUES (?, ?)', (api_key_hash, value))
        else:
            self._executor.exec_insert('UPDATE `API_META` SET USAGES=? WHERE API_KEY=?', (value, api_key_hash))

        return value

    def clear_metadata_for_key(self, key):
        api_key_hash = self.hash_key(key)
        self._executor.exec_insert('DELETE FROM `API_META` WHERE API_KEY=?', (api_key_hash,))

    @staticmethod
    def hash_key(key):
        key = key.encode('utf-8')
        m = hashlib.sha256()
        m.update(key)
        return m.hexdigest()
コード例 #10
0
def do_ticker_update(ticker_name, ticker_json):
    update_sql_template = "UPDATE `COMPANY` " \
           "SET NAME=?, DESCRIPTION=?, SECTOR=?, INDUSTRY=?, EMPLOYEES=?, REVENUE=?, NET_INCOME=?," \
           "FORWARD_PE=?, TRAILING_PE=?, PRICE_TO_BOOK=?, COUNTRY=?, LAST_TARGET_PRICE=?," \
           "RESOURCE_URL=?," \
           "LAST_RETRIEVED=CURRENT_DATE " \
           "WHERE TICKER=?;"
    """`PRICE_TO_BOOK` VARCHAR(50) DEFAULT NULL,
   `COUNTRY` VARCHAR(50) DEFAULT NULL,
   `LAST_TARGET_PRICE` VARCHAR(50) DEFAULT NULL"""

    executor = SqlExecutor()
    executor.exec_insert(
        update_sql_template,
        (ticker_json.get('Name'), ticker_json.get('Description'),
         ticker_json.get('Sector'), ticker_json.get('Industry'),
         ticker_json.get('FullTimeEmployees'), ticker_json.get('RevenueTTM'),
         ticker_json.get('GrossProfitTTM'), ticker_json.get('ForwardPE'),
         ticker_json.get('TrailingPE'), ticker_json.get('PriceToBookRatio'),
         ticker_json.get('Country'), ticker_json.get('AnalystTargetPrice'),
         ticker_json.get('resource_url'), ticker_name))
    executor.close()
コード例 #11
0
from db.SqlExecutor import SqlExecutor

# TRANSCRIBE_FILE = '../../data/tickers/compiled/all_tickers.txt'
TRANSCRIBE_FILE = '../../data/tickers/raw/etfs/etfs.txt'

INSERT_SQL = "INSERT INTO `COMPANY` (TICKER) VALUES (?);"
executor = SqlExecutor(debug=True)
with open(TRANSCRIBE_FILE) as all_tickers:
    for ticker_text in all_tickers:
        ticker = ticker_text.strip()
        result = executor.exec_select(
            "SELECT COUNT(*) AS ROW_COUNT FROM `COMPANY` WHERE `TICKER`=?",
            (ticker, ))
        if result.fetchone()[0] == 1:
            print("Already found record for ticker %s, continuing..." %
                  (ticker, ))
            continue

        print(ticker)
        executor.exec_insert(INSERT_SQL, (ticker, ))

rows = executor.exec_select('SELECT COUNT(*) AS rowcount FROM COMPANY;')
for row in rows:
    print(row[0])
コード例 #12
0
 def __init__(self):
     self.db = SqlExecutor()
     self.congress_cache = CongressCache()
コード例 #13
0
 def get_n_stocks(n=5):
     executor = SqlExecutor()
     result = executor.exec_select(
         'SELECT * FROM COMPANY WHERE CLASS=? AND NAME IS NOT NULL LIMIT ?',
         (Ticker.STOCK, n))
     return result.fetchall()
コード例 #14
0
 def __init__(self):
     self.db = SqlExecutor()
コード例 #15
0
 def get_ticker(ticker):
     executor = SqlExecutor()
     result = executor.exec_select('SELECT * FROM COMPANY WHERE TICKER=?',
                                   (ticker, ))
     return result.fetchone()
コード例 #16
0
 def __init__(self):
     self._executor = SqlExecutor()
コード例 #17
0
class BillCache:
    def __init__(self):
        self.db = SqlExecutor()
        self.congress_cache = CongressCache()

    def store_keyword_to_bill(self, key_word, bill_id, weight):
        sql = 'INSERT INTO `BILL_KEYWORDS` (KEYWORD, BILL_ID, WEIGHT) VALUES (?, ?, ?)'
        self.db.exec_insert(sql, (key_word, bill_id, weight))

    def store_bill(self, id, title, short_title, congress_session, intro_date,
                   bill_url, active, enacted, vetoed, summary,
                   latest_major_action):
        sql = 'INSERT INTO `BILL` (ID, TITLE, SHORT_TITLE,' \
              'CONGRESS_SESSION, INTRODUCED_DATE, BILL_URL,' \
              'ACTIVE, ENACTED, VETOED, SUMMARY, LATEST_MAJOR_ACTION) VALUES (?, ?, ?, ?, ?, ' \
              '?, ?, ?, ?, ?, ?)'
        self.db.exec_insert(
            sql,
            (id, title, short_title, congress_session, intro_date, bill_url,
             active, enacted, vetoed, summary, latest_major_action))
        # Note: make sure data is in tuple form

    def get_all_bills(self):
        sql = 'SELECT * FROM `BILL`'
        result = self.db.exec_select(sql).fetchall()
        return result

    def get_bill_from_session(self, session):
        sql = 'SELECT * FROM `BILL` WHERE CONGRESS_SESSION=?'
        result = self.db.exec_select(sql, (session, )).fetchall()
        return result

    def get_bill_from_bill_id(self, bill_id):
        sql = 'SELECT * FROM `BILL` WHERE ID=?'
        result = self.db.exec_select(sql, (bill_id, )).fetchone()
        return result

    def get_all_cosponsors_for_bill(self, bill_id):
        sql = 'SELECT * FROM `COSPONSOR` INNER JOIN `MEMBER` ON `COSPONSOR`.MEMBER_ID=`MEMBER`.ID WHERE BILL_ID=?'
        result = self.db.exec_select(sql, (bill_id, )).fetchall()
        return result

    def get_all_cosponsored_bills_for_member(self, member_id):
        sql = 'SELECT * FROM `COSPONSOR` INNER JOIN `BILL` ON `COSPONSOR`.BILL_ID=`BILL`.ID WHERE MEMBER_ID=?'
        result = self.db.exec_select(sql, (member_id, )).fetchall()
        return result

    def get_bills_from_keyword(self, keyword):
        sql = 'SELECT * FROM `BILL_KEYWORDS` WHERE KEYWORD=?'
        result = self.db.exec_select(sql, (keyword, )).fetchall()
        return result

    def get_top_bills_from_keywords(self, keywords):
        bill_keyword = {}
        for keyword in keywords:
            result_list = self.get_bills_from_keyword(keyword)
            for result_dict in result_list:
                bill_id = result_dict.get('BILL_ID')
                weight = result_dict.get('WEIGHT')
                if bill_id not in bill_keyword:
                    bill_keyword.update({bill_id: weight})
                else:
                    old_weight = bill_keyword.get(bill_id)
                    bill_keyword.update({bill_id: weight + old_weight})
        return sorted(bill_keyword.items(), key=lambda x: x[1], reverse=True)

    def get_all_keywords(self):
        sql = 'SELECT * FROM `BILL_KEYWORDS`'
        result = self.db.exec_select(sql).fetchall()
        return result

    def check_cache(self, bill_id):
        session_num = int(bill_id[len(bill_id) - 3:len(bill_id)])
        result = self.congress_cache.get_congress_session(session_num)
        if result is not None:
            return self.get_bill(bill_id)
        return None  # If no metadata found due to congressional_session, then bill is not there
コード例 #18
0
 def get_ticker_with_class(ticker, fd_class):
     executor = SqlExecutor()
     result = executor.exec_select(
         'SELECT * FROM COMPANY WHERE TICKER=? AND CLASS=?',
         (ticker, fd_class))
     return result.fetchone()
コード例 #19
0
class HAVCache:
    def __init__(self):
        self.db = SqlExecutor(db_name='gpp-long-term.db')

    # check if we already have cached data for the provided date
    def has_data_for_date(self, ticker, date, no_update_if_today=False):
        found_date = self.get_last_retrieved(ticker)
        # if no found date, then it isn't in the cache at all
        if found_date is None:
            return False

        # found_date is saturday or sunday and is today, don't update cache
        if DateUtil.dates_match(date, found_date) and DateUtil.is_weekend(
                date) and DateUtil.is_today(date):
            return True

        # if the date is today and it isn't the weekend, we need to update our cache always
        if DateUtil.is_today(date) and not no_update_if_today:
            return False

        # if the date in the metadata is greater than the requested date
        # we already have data for this date, otherwise we need to go get it
        return found_date > date or (no_update_if_today
                                     and DateUtil.is_today(date))

    def store_result_meta_data(self, ticker, last_retrieved):
        found = self.get_last_retrieved(ticker)

        # if there's already a metadata record, just update it
        if found is not None:
            sql = 'UPDATE `HISTORIC_META_DATA` SET LAST_RETRIEVED=? WHERE TICKER=?'
            self.db.exec_insert(sql, (last_retrieved, ticker))
        else:
            sql = 'INSERT INTO `HISTORIC_META_DATA` (TICKER, LAST_RETRIEVED) VALUES (?, ?)'
            self.db.exec_insert(sql, (ticker, last_retrieved))

    def store_result_data(self, ticker, date, payload):
        sql = 'INSERT INTO `HISTORIC_DATA` (TICKER, DATE, OPEN, HIGH, LOW, CLOSE, VOLUME) ' \
              'VALUES(?, ?, ?, ?, ?, ?, ?)'

        # check to make sure we're not overwriting something
        data = self.get_daily_quote(ticker, date)
        if data is not None:
            self.db.exec_insert(
                'DELETE FROM `HISTORIC_DATA` WHERE `TICKER`=? AND `DATE`=?',
                (ticker, date))

        to_send = (ticker, date)
        for item in payload:
            to_send = to_send + (item, )

        self.db.exec_insert(sql, to_send)

    # Checks whether specific date is actually in the cache
    def check_cache(self, ticker, date):
        # don't try the DB before we know if the data will be there
        if not self.has_data_for_date(ticker, date):
            return None

        result = self.get_daily_quote(ticker, date)
        if result is None:
            return None

        return {
            'ticker': result[0],
            'date': result[1],
            'open': result[2],
            'high': result[3],
            'low': result[4],
            'close': result[5],
            'volume': result[6]
        }

    def get_last_retrieved(self, ticker):
        sql = 'SELECT * FROM `HISTORIC_META_DATA` WHERE TICKER=?'
        result = self.db.exec_select(sql, (ticker, )).fetchone()
        if result is None:
            return None

        found_timestamp = result[1]
        return found_timestamp

    def get_all_data(self, ticker):
        sql = 'SELECT * FROM `HISTORIC_DATA` WHERE TICKER=?'
        result = self.db.exec_select(sql, (ticker, )).fetchall()
        return result

    def get_rolling_window_quotes(self, ticker, end_date, num_desired):
        if not self.has_data_for_date(
                ticker, end_date, no_update_if_today=True):
            return None

        sql = 'SELECT * FROM `HISTORIC_DATA` WHERE TICKER=? AND DATE <= ? ORDER BY DATE DESC LIMIT ?'
        result = self.db.exec_select(
            sql, (ticker, end_date, num_desired)).fetchall()
        return result

    def get_daily_quote(self, ticker, date):
        sql = 'SELECT * FROM `HISTORIC_DATA` WHERE TICKER=? AND DATE=?'
        result = self.db.exec_select(sql, (ticker, date)).fetchone()
        return result

    def flush(self, ticker):
        sql = 'DELETE FROM `HISTORIC_DATA` WHERE TICKER=?'
        self.db.exec_insert(sql, (ticker, ))
コード例 #20
0
 def _setup(self, member_table, session_table):
     self._member_table = member_table
     self._session_table = session_table
     self._db = SqlExecutor()
コード例 #21
0
from db.SqlExecutor import SqlExecutor

INSERT_SQL = "INSERT INTO `COMPANY` (TICKER) VALUES ('$$REP$$');"
executor = SqlExecutor(debug=True)
with open('../../data/tickers/compiled/all_tickers.txt') as all_tickers:
    for ticker_text in all_tickers:
        ticker = ticker_text.strip()
        sql = INSERT_SQL.replace('$$REP$$', ticker)
        executor.exec_insert(sql)

rows = executor.exec_select('SELECT COUNT(*) AS rowcount FROM COMPANY;')
for row in rows:
    print(row[0])
コード例 #22
0
 def __init__(self):
     self.db = SqlExecutor(db_name='gpp-long-term.db')
コード例 #23
0
class MarketWatchScraper:
    STOCK_URL_PATTERN = 'https://www.marketwatch.com/investing/stock/$$TICKER$$/profile'
    FUND_URL_PATTERN = 'https://www.marketwatch.com/investing/fund/$$TICKER$$'

    TICKER_PATTERN = '$$TICKER$$'
    DESCRIPTION_PATTERN = '$$DESC$$'

    def __init__(self):
        self.executor = SqlExecutor()

    @staticmethod
    def _curl_for_html(url):
        # slow down crawls to prevent lockout by marketwatch
        time.sleep(0.5)
        html_out = os.popen('curl -s "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_1) AppleWebKit/537.36 (K HTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36" ' + url)
        return html_out.read()

    @staticmethod
    def _get_name(body, name_locator, ticker, resource_type):
        if '<div class="important">There were no matches found for ' in body:
            print("No data found at all for %s ticker %s, skipping..." % (resource_type, ticker))
            return False

        name = HTMLParser.grep_for(body, name_locator)
        if name == '':
            print("No name found for %s ticker %s, skipping..." % (resource_type, ticker))
            return False

        return name

    def update_stock_metadata(self, ticker):
        update_sql_template = \
            "UPDATE `COMPANY` SET NAME=?, DESCRIPTION=?, INDUSTRY=?, SECTOR=?, REVENUE=?, NET_INCOME=?, EMPLOYEES=?, " \
            "RESOURCE_URL=?, CLASS='STOCK' WHERE TICKER='$$TICKER$$';"

        resource_url = MarketWatchScraper.STOCK_URL_PATTERN.replace(MarketWatchScraper.TICKER_PATTERN, ticker)
        raw_html = MarketWatchScraper._curl_for_html(resource_url)

        name = MarketWatchScraper._get_name(raw_html, 'id="instrumentname"', ticker, 'stock')
        if not name:
            return False

        description = HTMLParser.grep_for(raw_html, 'div class="full"', 2)
        industry = HTMLParser.grep_for(raw_html, '>Industry<', 1)
        sector = HTMLParser.grep_for(raw_html, 'Sector', 1)
        employees = HTMLParser.grep_for(raw_html, 'Employees', 2)
        net_income = HTMLParser.grep_for(raw_html, 'Net Income', 1)
        revenue = HTMLParser.grep_for(raw_html, '>Revenue<', 1)

        sql = update_sql_template.replace(MarketWatchScraper.TICKER_PATTERN, ticker)
        self.executor.exec_insert(sql,
                                  (name, description, industry, sector, revenue, net_income, employees, resource_url))

        print('%s: %s - found and loaded!' % (ticker, name))
        return True

    def update_fund_metadata(self, ticker):
        update_sql_template = \
            "UPDATE `COMPANY` SET NAME=?, DESCRIPTION=?, RESOURCE_URL=?, CLASS='FUND' WHERE TICKER='$$TICKER$$';"

        resource_url = MarketWatchScraper.FUND_URL_PATTERN.replace(MarketWatchScraper.TICKER_PATTERN, ticker)
        raw_html = MarketWatchScraper._curl_for_html(resource_url)

        name = MarketWatchScraper._get_name(raw_html, 'class="company__name"', ticker, 'fund')
        if not name:
            return False

        description = HTMLParser.grep_for(raw_html, 'class="description__text"', 2)

        sql = update_sql_template.replace(MarketWatchScraper.TICKER_PATTERN, ticker)
        self.executor.exec_insert(sql, (name, description, resource_url))

        print('%s: %s - found and loaded!' % (ticker, name))

    def update_all_tickers(self):
        rows = self.executor.exec_select('SELECT * FROM COMPANY WHERE NAME IS NULL')
        all_rows = rows.fetchall()
        for row in all_rows:
            success = self.update_stock_metadata(row[0])
            if not success:
                self.update_fund_metadata(row[0])