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# MySQL Connector/Python - MySQL driver written in Python. # Copyright (c) 2009, 2016, Oracle and/or its affiliates. All rights reserved. # MySQL Connector/Python is licensed under the terms of the GPLv2 # <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most # MySQL Connectors. There are special exceptions to the terms and # conditions of the GPLv2 as it is applied to this software, see the # FOSS License Exception # <http://www.mysql.com/about/legal/licensing/foss-exception.html>. # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA """Various MySQL constants and character sets """ from .errors import ProgrammingError from .charsets import MYSQL_CHARACTER_SETS MAX_PACKET_LENGTH = 16777215 NET_BUFFER_LENGTH = 8192 MAX_MYSQL_TABLE_COLUMNS = 4096 DEFAULT_CONFIGURATION = { 'database': None, 'user': '', 'password': '', 'host': '127.0.0.1', 'port': 3306, 'unix_socket': None, 'use_unicode': True, 'charset': 'utf8', 'collation': None, 'converter_class': None, 'autocommit': False, 'time_zone': None, 'sql_mode': None, 'get_warnings': False, 'raise_on_warnings': False, 'connection_timeout': None, 'client_flags': 0, 'compress': False, 'buffered': False, 'raw': False, 'ssl_ca': None, 'ssl_cert': None, 'ssl_key': None, 'ssl_verify_cert': False, 'ssl_cipher': None, 'passwd': None, 'db': None, 'connect_timeout': None, 'dsn': None, 'force_ipv6': False, 'auth_plugin': None, 'allow_local_infile': True, 'consume_results': False, } CNX_POOL_ARGS = ('pool_name', 'pool_size', 'pool_reset_session') CNX_FABRIC_ARGS = ['fabric_host', 'fabric_username', 'fabric_password', 'fabric_port', 'fabric_connect_attempts', 'fabric_connect_delay', 'fabric_report_errors', 'fabric_ssl_ca', 'fabric_ssl_key', 'fabric_ssl_cert', 'fabric_user'] def flag_is_set(flag, flags): """Checks if the flag is set Returns boolean""" if (flags & flag) > 0: return True return False class _Constants(object): """ Base class for constants """ prefix = '' desc = {} def __new__(cls): raise TypeError("Can not instanciate from %s" % cls.__name__) @classmethod def get_desc(cls, name): """Get description of given constant""" try: return cls.desc[name][1] except: return None @classmethod def get_info(cls, num): """Get information about given constant""" for name, info in cls.desc.items(): if info[0] == num: return name return None @classmethod def get_full_info(cls): """get full information about given constant""" res = () try: res = ["%s : %s" % (k, v[1]) for k, v in cls.desc.items()] except Exception as err: # pylint: disable=W0703 res = ('No information found in constant class.%s' % err) return res class _Flags(_Constants): """Base class for classes describing flags """ @classmethod def get_bit_info(cls, value): """Get the name of all bits set Returns a list of strings.""" res = [] for name, info in cls.desc.items(): if value & info[0]: res.append(name) return res class FieldType(_Constants): """MySQL Field Types """ prefix = 'FIELD_TYPE_' DECIMAL = 0x00 TINY = 0x01 SHORT = 0x02 LONG = 0x03 FLOAT = 0x04 DOUBLE = 0x05 NULL = 0x06 TIMESTAMP = 0x07 LONGLONG = 0x08 INT24 = 0x09 DATE = 0x0a TIME = 0x0b DATETIME = 0x0c YEAR = 0x0d NEWDATE = 0x0e VARCHAR = 0x0f BIT = 0x10 NEWDECIMAL = 0xf6 ENUM = 0xf7 SET = 0xf8 TINY_BLOB = 0xf9 MEDIUM_BLOB = 0xfa LONG_BLOB = 0xfb BLOB = 0xfc VAR_STRING = 0xfd STRING = 0xfe GEOMETRY = 0xff desc = { 'DECIMAL': (0x00, 'DECIMAL'), 'TINY': (0x01, 'TINY'), 'SHORT': (0x02, 'SHORT'), 'LONG': (0x03, 'LONG'), 'FLOAT': (0x04, 'FLOAT'), 'DOUBLE': (0x05, 'DOUBLE'), 'NULL': (0x06, 'NULL'), 'TIMESTAMP': (0x07, 'TIMESTAMP'), 'LONGLONG': (0x08, 'LONGLONG'), 'INT24': (0x09, 'INT24'), 'DATE': (0x0a, 'DATE'), 'TIME': (0x0b, 'TIME'), 'DATETIME': (0x0c, 'DATETIME'), 'YEAR': (0x0d, 'YEAR'), 'NEWDATE': (0x0e, 'NEWDATE'), 'VARCHAR': (0x0f, 'VARCHAR'), 'BIT': (0x10, 'BIT'), 'NEWDECIMAL': (0xf6, 'NEWDECIMAL'), 'ENUM': (0xf7, 'ENUM'), 'SET': (0xf8, 'SET'), 'TINY_BLOB': (0xf9, 'TINY_BLOB'), 'MEDIUM_BLOB': (0xfa, 'MEDIUM_BLOB'), 'LONG_BLOB': (0xfb, 'LONG_BLOB'), 'BLOB': (0xfc, 'BLOB'), 'VAR_STRING': (0xfd, 'VAR_STRING'), 'STRING': (0xfe, 'STRING'), 'GEOMETRY': (0xff, 'GEOMETRY'), } @classmethod def get_string_types(cls): """Get the list of all string types""" return [ cls.VARCHAR, cls.ENUM, cls.VAR_STRING, cls.STRING, ] @classmethod def get_binary_types(cls): """Get the list of all binary types""" return [ cls.TINY_BLOB, cls.MEDIUM_BLOB, cls.LONG_BLOB, cls.BLOB, ] @classmethod def get_number_types(cls): """Get the list of all number types""" return [ cls.DECIMAL, cls.NEWDECIMAL, cls.TINY, cls.SHORT, cls.LONG, cls.FLOAT, cls.DOUBLE, cls.LONGLONG, cls.INT24, cls.BIT, cls.YEAR, ] @classmethod def get_timestamp_types(cls): """Get the list of all timestamp types""" return [ cls.DATETIME, cls.TIMESTAMP, ] class FieldFlag(_Flags): """MySQL Field Flags Field flags as found in MySQL sources mysql-src/include/mysql_com.h """ _prefix = '' NOT_NULL = 1 << 0 PRI_KEY = 1 << 1 UNIQUE_KEY = 1 << 2 MULTIPLE_KEY = 1 << 3 BLOB = 1 << 4 UNSIGNED = 1 << 5 ZEROFILL = 1 << 6 BINARY = 1 << 7 ENUM = 1 << 8 AUTO_INCREMENT = 1 << 9 TIMESTAMP = 1 << 10 SET = 1 << 11 NO_DEFAULT_VALUE = 1 << 12 ON_UPDATE_NOW = 1 << 13 NUM = 1 << 14 PART_KEY = 1 << 15 GROUP = 1 << 14 # SAME AS NUM !!!!!!!???? UNIQUE = 1 << 16 BINCMP = 1 << 17 GET_FIXED_FIELDS = 1 << 18 FIELD_IN_PART_FUNC = 1 << 19 FIELD_IN_ADD_INDEX = 1 << 20 FIELD_IS_RENAMED = 1 << 21 desc = { 'NOT_NULL': (1 << 0, "Field can't be NULL"), 'PRI_KEY': (1 << 1, "Field is part of a primary key"), 'UNIQUE_KEY': (1 << 2, "Field is part of a unique key"), 'MULTIPLE_KEY': (1 << 3, "Field is part of a key"), 'BLOB': (1 << 4, "Field is a blob"), 'UNSIGNED': (1 << 5, "Field is unsigned"), 'ZEROFILL': (1 << 6, "Field is zerofill"), 'BINARY': (1 << 7, "Field is binary "), 'ENUM': (1 << 8, "field is an enum"), 'AUTO_INCREMENT': (1 << 9, "field is a autoincrement field"), 'TIMESTAMP': (1 << 10, "Field is a timestamp"), 'SET': (1 << 11, "field is a set"), 'NO_DEFAULT_VALUE': (1 << 12, "Field doesn't have default value"), 'ON_UPDATE_NOW': (1 << 13, "Field is set to NOW on UPDATE"), 'NUM': (1 << 14, "Field is num (for clients)"), 'PART_KEY': (1 << 15, "Intern; Part of some key"), 'GROUP': (1 << 14, "Intern: Group field"), # Same as NUM 'UNIQUE': (1 << 16, "Intern: Used by sql_yacc"), 'BINCMP': (1 << 17, "Intern: Used by sql_yacc"), 'GET_FIXED_FIELDS': (1 << 18, "Used to get fields in item tree"), 'FIELD_IN_PART_FUNC': (1 << 19, "Field part of partition func"), 'FIELD_IN_ADD_INDEX': (1 << 20, "Intern: Field used in ADD INDEX"), 'FIELD_IS_RENAMED': (1 << 21, "Intern: Field is being renamed"), } class ServerCmd(_Constants): """MySQL Server Commands """ _prefix = 'COM_' SLEEP = 0 QUIT = 1 INIT_DB = 2 QUERY = 3 FIELD_LIST = 4 CREATE_DB = 5 DROP_DB = 6 REFRESH = 7 SHUTDOWN = 8 STATISTICS = 9 PROCESS_INFO = 10 CONNECT = 11 PROCESS_KILL = 12 DEBUG = 13 PING = 14 TIME = 15 DELAYED_INSERT = 16 CHANGE_USER = 17 BINLOG_DUMP = 18 TABLE_DUMP = 19 CONNECT_OUT = 20 REGISTER_SLAVE = 21 STMT_PREPARE = 22 STMT_EXECUTE = 23 STMT_SEND_LONG_DATA = 24 STMT_CLOSE = 25 STMT_RESET = 26 SET_OPTION = 27 STMT_FETCH = 28 DAEMON = 29 BINLOG_DUMP_GTID = 30 RESET_CONNECTION = 31 desc = { 'SLEEP': (0, 'SLEEP'), 'QUIT': (1, 'QUIT'), 'INIT_DB': (2, 'INIT_DB'), 'QUERY': (3, 'QUERY'), 'FIELD_LIST': (4, 'FIELD_LIST'), 'CREATE_DB': (5, 'CREATE_DB'), 'DROP_DB': (6, 'DROP_DB'), 'REFRESH': (7, 'REFRESH'), 'SHUTDOWN': (8, 'SHUTDOWN'), 'STATISTICS': (9, 'STATISTICS'), 'PROCESS_INFO': (10, 'PROCESS_INFO'), 'CONNECT': (11, 'CONNECT'), 'PROCESS_KILL': (12, 'PROCESS_KILL'), 'DEBUG': (13, 'DEBUG'), 'PING': (14, 'PING'), 'TIME': (15, 'TIME'), 'DELAYED_INSERT': (16, 'DELAYED_INSERT'), 'CHANGE_USER': (17, 'CHANGE_USER'), 'BINLOG_DUMP': (18, 'BINLOG_DUMP'), 'TABLE_DUMP': (19, 'TABLE_DUMP'), 'CONNECT_OUT': (20, 'CONNECT_OUT'), 'REGISTER_SLAVE': (21, 'REGISTER_SLAVE'), 'STMT_PREPARE': (22, 'STMT_PREPARE'), 'STMT_EXECUTE': (23, 'STMT_EXECUTE'), 'STMT_SEND_LONG_DATA': (24, 'STMT_SEND_LONG_DATA'), 'STMT_CLOSE': (25, 'STMT_CLOSE'), 'STMT_RESET': (26, 'STMT_RESET'), 'SET_OPTION': (27, 'SET_OPTION'), 'STMT_FETCH': (28, 'STMT_FETCH'), 'DAEMON': (29, 'DAEMON'), 'BINLOG_DUMP_GTID': (30, 'BINLOG_DUMP_GTID'), 'RESET_CONNECTION': (31, 'RESET_CONNECTION'), } class ClientFlag(_Flags): """MySQL Client Flags Client options as found in the MySQL sources mysql-src/include/mysql_com.h """ LONG_PASSWD = 1 << 0 FOUND_ROWS = 1 << 1 LONG_FLAG = 1 << 2 CONNECT_WITH_DB = 1 << 3 NO_SCHEMA = 1 << 4 COMPRESS = 1 << 5 ODBC = 1 << 6 LOCAL_FILES = 1 << 7 IGNORE_SPACE = 1 << 8 PROTOCOL_41 = 1 << 9 INTERACTIVE = 1 << 10 SSL = 1 << 11 IGNORE_SIGPIPE = 1 << 12 TRANSACTIONS = 1 << 13 RESERVED = 1 << 14 SECURE_CONNECTION = 1 << 15 MULTI_STATEMENTS = 1 << 16 MULTI_RESULTS = 1 << 17 PS_MULTI_RESULTS = 1 << 18 PLUGIN_AUTH = 1 << 19 CONNECT_ARGS = 1 << 20 PLUGIN_AUTH_LENENC_CLIENT_DATA = 1 << 21 CAN_HANDLE_EXPIRED_PASSWORDS = 1 << 22 SESION_TRACK = 1 << 23 DEPRECATE_EOF = 1 << 24 SSL_VERIFY_SERVER_CERT = 1 << 30 REMEMBER_OPTIONS = 1 << 31 desc = { 'LONG_PASSWD': (1 << 0, 'New more secure passwords'), 'FOUND_ROWS': (1 << 1, 'Found instead of affected rows'), 'LONG_FLAG': (1 << 2, 'Get all column flags'), 'CONNECT_WITH_DB': (1 << 3, 'One can specify db on connect'), 'NO_SCHEMA': (1 << 4, "Don't allow database.table.column"), 'COMPRESS': (1 << 5, 'Can use compression protocol'), 'ODBC': (1 << 6, 'ODBC client'), 'LOCAL_FILES': (1 << 7, 'Can use LOAD DATA LOCAL'), 'IGNORE_SPACE': (1 << 8, "Ignore spaces before ''"), 'PROTOCOL_41': (1 << 9, 'New 4.1 protocol'), 'INTERACTIVE': (1 << 10, 'This is an interactive client'), 'SSL': (1 << 11, 'Switch to SSL after handshake'), 'IGNORE_SIGPIPE': (1 << 12, 'IGNORE sigpipes'), 'TRANSACTIONS': (1 << 13, 'Client knows about transactions'), 'RESERVED': (1 << 14, 'Old flag for 4.1 protocol'), 'SECURE_CONNECTION': (1 << 15, 'New 4.1 authentication'), 'MULTI_STATEMENTS': (1 << 16, 'Enable/disable multi-stmt support'), 'MULTI_RESULTS': (1 << 17, 'Enable/disable multi-results'), 'PS_MULTI_RESULTS': (1 << 18, 'Multi-results in PS-protocol'), 'PLUGIN_AUTH': (1 << 19, 'Client supports plugin authentication'), 'CONNECT_ARGS': (1 << 20, 'Client supports connection attributes'), 'PLUGIN_AUTH_LENENC_CLIENT_DATA': (1 << 21, 'Enable authentication response packet to be larger than 255 bytes'), 'CAN_HANDLE_EXPIRED_PASSWORDS': (1 << 22, "Don't close the connection for a connection with expired password"), 'SESION_TRACK': (1 << 23, 'Capable of handling server state change information'), 'DEPRECATE_EOF': (1 << 24, 'Client no longer needs EOF packet'), 'SSL_VERIFY_SERVER_CERT': (1 << 30, ''), 'REMEMBER_OPTIONS': (1 << 31, ''), } default = [ LONG_PASSWD, LONG_FLAG, CONNECT_WITH_DB, PROTOCOL_41, TRANSACTIONS, SECURE_CONNECTION, MULTI_STATEMENTS, MULTI_RESULTS, LOCAL_FILES, ] @classmethod def get_default(cls): """Get the default client options set Returns a flag with all the default client options set""" flags = 0 for option in cls.default: flags |= option return flags class ServerFlag(_Flags): """MySQL Server Flags Server flags as found in the MySQL sources mysql-src/include/mysql_com.h """ _prefix = 'SERVER_' STATUS_IN_TRANS = 1 << 0 STATUS_AUTOCOMMIT = 1 << 1 MORE_RESULTS_EXISTS = 1 << 3 QUERY_NO_GOOD_INDEX_USED = 1 << 4 QUERY_NO_INDEX_USED = 1 << 5 STATUS_CURSOR_EXISTS = 1 << 6 STATUS_LAST_ROW_SENT = 1 << 7 STATUS_DB_DROPPED = 1 << 8 STATUS_NO_BACKSLASH_ESCAPES = 1 << 9 desc = { 'SERVER_STATUS_IN_TRANS': (1 << 0, 'Transaction has started'), 'SERVER_STATUS_AUTOCOMMIT': (1 << 1, 'Server in auto_commit mode'), 'SERVER_MORE_RESULTS_EXISTS': (1 << 3, 'Multi query - ' 'next query exists'), 'SERVER_QUERY_NO_GOOD_INDEX_USED': (1 << 4, ''), 'SERVER_QUERY_NO_INDEX_USED': (1 << 5, ''), 'SERVER_STATUS_CURSOR_EXISTS': (1 << 6, ''), 'SERVER_STATUS_LAST_ROW_SENT': (1 << 7, ''), 'SERVER_STATUS_DB_DROPPED': (1 << 8, 'A database was dropped'), 'SERVER_STATUS_NO_BACKSLASH_ESCAPES': (1 << 9, ''), } class RefreshOption(_Constants): """MySQL Refresh command options Options used when sending the COM_REFRESH server command. """ _prefix = 'REFRESH_' GRANT = 1 << 0 LOG = 1 << 1 TABLES = 1 << 2 HOST = 1 << 3 STATUS = 1 << 4 THREADS = 1 << 5 SLAVE = 1 << 6 desc = { 'GRANT': (1 << 0, 'Refresh grant tables'), 'LOG': (1 << 1, 'Start on new log file'), 'TABLES': (1 << 2, 'close all tables'), 'HOSTS': (1 << 3, 'Flush host cache'), 'STATUS': (1 << 4, 'Flush status variables'), 'THREADS': (1 << 5, 'Flush thread cache'), 'SLAVE': (1 << 6, 'Reset master info and restart slave thread'), } class ShutdownType(_Constants): """MySQL Shutdown types Shutdown types used by the COM_SHUTDOWN server command. """ _prefix = '' SHUTDOWN_DEFAULT = 0 SHUTDOWN_WAIT_CONNECTIONS = 1 SHUTDOWN_WAIT_TRANSACTIONS = 2 SHUTDOWN_WAIT_UPDATES = 8 SHUTDOWN_WAIT_ALL_BUFFERS = 16 SHUTDOWN_WAIT_CRITICAL_BUFFERS = 17 KILL_QUERY = 254 KILL_CONNECTION = 255 desc = { 'SHUTDOWN_DEFAULT': ( SHUTDOWN_DEFAULT, "defaults to SHUTDOWN_WAIT_ALL_BUFFERS"), 'SHUTDOWN_WAIT_CONNECTIONS': ( SHUTDOWN_WAIT_CONNECTIONS, "wait for existing connections to finish"), 'SHUTDOWN_WAIT_TRANSACTIONS': ( SHUTDOWN_WAIT_TRANSACTIONS, "wait for existing trans to finish"), 'SHUTDOWN_WAIT_UPDATES': ( SHUTDOWN_WAIT_UPDATES, "wait for existing updates to finish"), 'SHUTDOWN_WAIT_ALL_BUFFERS': ( SHUTDOWN_WAIT_ALL_BUFFERS, "flush InnoDB and other storage engine buffers"), 'SHUTDOWN_WAIT_CRITICAL_BUFFERS': ( SHUTDOWN_WAIT_CRITICAL_BUFFERS, "don't flush InnoDB buffers, " "flush other storage engines' buffers"), 'KILL_QUERY': ( KILL_QUERY, "(no description)"), 'KILL_CONNECTION': ( KILL_CONNECTION, "(no description)"), } class CharacterSet(_Constants): """MySQL supported character sets and collations List of character sets with their collations supported by MySQL. This maps to the character set we get from the server within the handshake packet. The list is hardcode so we avoid a database query when getting the name of the used character set or collation. """ desc = MYSQL_CHARACTER_SETS # Multi-byte character sets which use 5c (backslash) in characters slash_charsets = (1, 13, 28, 84, 87, 88) @classmethod def get_info(cls, setid): """Retrieves character set information as tuple using an ID Retrieves character set and collation information based on the given MySQL ID. Raises ProgrammingError when character set is not supported. Returns a tuple. """ try: return cls.desc[setid][0:2] except IndexError: raise ProgrammingError( "Character set '{0}' unsupported".format(setid)) @classmethod def get_desc(cls, setid): """Retrieves character set information as string using an ID Retrieves character set and collation information based on the given MySQL ID. Returns a tuple. """ try: return "%s/%s" % cls.get_info(setid) except: raise @classmethod def get_default_collation(cls, charset): """Retrieves the default collation for given character set Raises ProgrammingError when character set is not supported. Returns list (collation, charset, index) """ if isinstance(charset, int): try: info = cls.desc[charset] return info[1], info[0], charset except: ProgrammingError("Character set ID '%s' unsupported." % ( charset)) for cid, info in enumerate(cls.desc): if info is None: continue if info[0] == charset and info[2] is True: return info[1], info[0], cid raise ProgrammingError("Character set '%s' unsupported." % (charset)) @classmethod def get_charset_info(cls, charset=None, collation=None): """Get character set information using charset name and/or collation Retrieves character set and collation information given character set name and/or a collation name. If charset is an integer, it will look up the character set based on the MySQL's ID. For example: get_charset_info('utf8',None) get_charset_info(collation='utf8_general_ci') get_charset_info(47) Raises ProgrammingError when character set is not supported. Returns a tuple with (id, characterset name, collation) """ if isinstance(charset, int): try: info = cls.desc[charset] return (charset, info[0], info[1]) except IndexError: ProgrammingError("Character set ID {0} unknown.".format( charset)) if charset is not None and collation is None: info = cls.get_default_collation(charset) return (info[2], info[1], info[0]) elif charset is None and collation is not None: for cid, info in enumerate(cls.desc): if info is None: continue if collation == info[1]: return (cid, info[0], info[1]) raise ProgrammingError("Collation '{0}' unknown.".format(collation)) else: for cid, info in enumerate(cls.desc): if info is None: continue if info[0] == charset and info[1] == collation: return (cid, info[0], info[1]) raise ProgrammingError("Character set '{0}' unknown.".format( charset)) @classmethod def get_supported(cls): """Retrieves a list with names of all supproted character sets Returns a tuple. """ res = [] for info in cls.desc: if info and info[0] not in res: res.append(info[0]) return tuple(res) class SQLMode(_Constants): # pylint: disable=R0921 """MySQL SQL Modes The numeric values of SQL Modes are not interesting, only the names are used when setting the SQL_MODE system variable using the MySQL SET command. See http://dev.mysql.com/doc/refman/5.6/en/server-sql-mode.html """ _prefix = 'MODE_' REAL_AS_FLOAT = 'REAL_AS_FLOAT' PIPES_AS_CONCAT = 'PIPES_AS_CONCAT' ANSI_QUOTES = 'ANSI_QUOTES' IGNORE_SPACE = 'IGNORE_SPACE' NOT_USED = 'NOT_USED' ONLY_FULL_GROUP_BY = 'ONLY_FULL_GROUP_BY' NO_UNSIGNED_SUBTRACTION = 'NO_UNSIGNED_SUBTRACTION' NO_DIR_IN_CREATE = 'NO_DIR_IN_CREATE' POSTGRESQL = 'POSTGRESQL' ORACLE = 'ORACLE' MSSQL = 'MSSQL' DB2 = 'DB2' MAXDB = 'MAXDB' NO_KEY_OPTIONS = 'NO_KEY_OPTIONS' NO_TABLE_OPTIONS = 'NO_TABLE_OPTIONS' NO_FIELD_OPTIONS = 'NO_FIELD_OPTIONS' MYSQL323 = 'MYSQL323' MYSQL40 = 'MYSQL40' ANSI = 'ANSI' NO_AUTO_VALUE_ON_ZERO = 'NO_AUTO_VALUE_ON_ZERO' NO_BACKSLASH_ESCAPES = 'NO_BACKSLASH_ESCAPES' STRICT_TRANS_TABLES = 'STRICT_TRANS_TABLES' STRICT_ALL_TABLES = 'STRICT_ALL_TABLES' NO_ZERO_IN_DATE = 'NO_ZERO_IN_DATE' NO_ZERO_DATE = 'NO_ZERO_DATE' INVALID_DATES = 'INVALID_DATES' ERROR_FOR_DIVISION_BY_ZERO = 'ERROR_FOR_DIVISION_BY_ZERO' TRADITIONAL = 'TRADITIONAL' NO_AUTO_CREATE_USER = 'NO_AUTO_CREATE_USER' HIGH_NOT_PRECEDENCE = 'HIGH_NOT_PRECEDENCE' NO_ENGINE_SUBSTITUTION = 'NO_ENGINE_SUBSTITUTION' PAD_CHAR_TO_FULL_LENGTH = 'PAD_CHAR_TO_FULL_LENGTH' @classmethod def get_desc(cls, name): raise NotImplementedError @classmethod def get_info(cls, number): raise NotImplementedError @classmethod def get_full_info(cls): """Returns a sequence of all available SQL Modes This class method returns a tuple containing all SQL Mode names. The names will be alphabetically sorted. Returns a tuple. """ res = [] for key in vars(cls).keys(): if not key.startswith('_') \ and not hasattr(getattr(cls, key), '__call__'): res.append(key) return tuple(sorted(res))
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