SQL Server keyword/files added

.gitignore

@@ -34,3 +34,5 @@ profile.html
 benchmark.py
 results.json
 *.so
+
+.vscode/

orator/connectors/mssql_connector.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+
+try:
+    import pyodbc
+except ImportError:
+    pyodbc = None
+    connection_class = object
+    cursor_class = object
+    row_class = object
+
+
+from ..dbal.platforms import MsSQLPlatform
+from .connector import Connector
+from ..utils.qmarker import qmark, denullify
+
+conn = pyodbc.connect('Driver={SQL Server};'
+                      'Server=server_name;'
+                      'Database=db_name;'
+                      'Trusted_Connection=yes;')
+
+cursor = conn.cursor()

orator/dbal/platforms/__init__.py

@@ -4,3 +4,4 @@
 from .mysql_platform import MySQLPlatform
 from .mysql57_platform import MySQL57Platform
 from .postgres_platform import PostgresPlatform
+from .mssql_platform import MsSQLPlatform

orator/dbal/platforms/keywords/mssql_keywords.py

@@ -0,0 +1,9 @@
+# -*- coding: utf-8 -*-
+
+from .sqlserver_keywords import SQLServerKeywords
+
+
+class MsSQLKeywords(SQLServerKeywords):
+
+    def get_name(self):
+        return 'MsSQL'

orator/dbal/platforms/keywords/sqlserver2005_keywords.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from .sqlserver_keywords import SQLServerKeywords
+
+
+class SQLServer2005Keywords(SQLServerKeywords):
+
+    #  List acording to:
+    #     http://msdn.microsoft.com/en-US/library/ms189822%28v=sql.90%29.aspx
+    KEYWORDS = [
+        'EXTERNAL',
+        'PIVOT',
+        'REVERT',
+        'SECURITYAUDIT',
+        'TABLESAMPLE',
+        'UNPIVOT'
+    ]
+
+    def get_name(self):
+        return 'SQLServer2005'

orator/dbal/platforms/keywords/sqlserver2008_keywords.py

@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+
+from .sqlserver2005_keywords import SQLServer2005Keywords
+
+
+class SQLServer2008Keywords(SQLServer2005Keywords):
+
+    #  List acording to:
+    #     http://msdn.microsoft.com/en-us/library/ms189822%28v=sql.100%29.aspx
+    KEYWORDS = [
+        'MERGE'
+    ]
+
+    def get_name(self):
+        return 'SQLServer2008'

orator/dbal/platforms/keywords/sqlserver2012_keywords.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+
+from .sqlserver2008_keywords import SQLServer2008Keywords
+
+
+class SQLServer2012Keywords(SQLServer2008Keywords):
+
+    #  List acording to:
+    #     http://msdn.microsoft.com/en-us/library/ms189822.aspx
+    KEYWORDS = [
+        'SEMANTICKEYPHRASETABLE',
+        'SEMANTICSIMILARITYDETAILSTABLE',
+        'SEMANTICSIMILARITYTABLE',
+        'TRY_CONVERT',
+        'WITHIN GROUP'
+    ]
+
+    def get_name(self):
+        return 'SQLServer2012'

orator/dbal/platforms/keywords/sqlserver2017_keywords.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+
+from .sqlserver2012_keywords import SQLServer2012Keywords
+
+
+class SQLServer2017Keywords(SQLServer2012Keywords):
+
+    #  List acording to:
+    #     https://docs.microsoft.com/en-us/sql/t-sql/language-elements/reserved-keywords-transact-sql?view=sql-server-2017
+    KEYWORDS = [
+        #  Azure SQL Data Warehouse exclusive reserver keywords
+        'LABEL'
+    ]
+
+    def get_name(self):
+        return 'SQLServer2017'

orator/dbal/platforms/keywords/sqlserver_keywords.py

@@ -0,0 +1,194 @@
+# -*- coding: utf-8 -*-
+
+from .keyword_list import KeywordList
+
+
+class SQLServerKeywords(KeywordList):
+
+    #  List acording to:
+    #     http://msdn.microsoft.com/en-us/library/aa238507%28v=sql.80%29.aspx
+    KEYWORDS = [
+        #  SQL Server, Azure SQL Data Warehouse, and ODBC reserved keywords
+        'ADD',
+        'ALL',
+        'ALTER',
+        'AND',
+        'ANY',
+        'AS',
+        'ASC',
+        'AUTHORIZATION',
+        'BACKUP',
+        'BEGIN',
+        'BETWEEN',
+        'BREAK',
+        'BROWSE',
+        'BULK',
+        'BY',
+        'CASCADE',
+        'CASE',
+        'CHECK',
+        'CHECKPOINT',
+        'CLOSE',
+        'CLUSTERED',
+        'COALESCE',
+        'COLLATE',
+        'COLUMN',
+        'COMMIT',
+        'COMPUTE',
+        'CONSTRAINT',
+        'CONTAINS',
+        'CONTAINSTABLE',
+        'CONTINUE',
+        'CONVERT',
+        'CREATE',
+        'CROSS',
+        'CURRENT',
+        'CURRENT_DATE',
+        'CURRENT_TIME',
+        'CURRENT_TIMESTAMP',
+        'CURRENT_USER',
+        'CURSOR',
+        'DATABASE',
+        'DBCC',
+        'DEALLOCATE',
+        'DECLARE',
+        'DEFAULT',
+        'DELETE',
+        'DENY',
+        'DESC',
+        'DISK',
+        'DISTINCT',
+        'DISTRIBUTED',
+        'DOUBLE',
+        'DROP',
+        'DUMP',
+        'ELSE',
+        'END',
+        'ERRLVL',
+        'ESCAPE',
+        'EXCEPT',
+        'EXEC',
+        'EXECUTE',
+        'EXISTS',
+        'EXIT',
+        'EXTERNAL',
+        'FETCH',
+        'FILE',
+        'FILLFACTOR',        
+        'FOR',
+        'FOREIGN',        
+        'FREETEXT',
+        'FREETEXTTABLE',
+        'FROM',
+        'FULL',
+        'FUNCTION',
+        'GOTO',
+        'GRANT',
+        'GROUP',
+        'HAVING',
+        'HOLDLOCK',    
+        'IDENTITY',    
+        'IDENTITY_INSERT',
+        'IDENTITYCOL',
+        'IF',            
+        'IN',            
+        'INDEX',
+        'INNER',
+        'INSERT',        
+        'INTERSECT',
+        'INTO',
+        'IS',            
+        'JOIN',
+        'KEY',
+        'KILL',
+        'LEFT',
+        'LIKE',
+        'LINENO',
+        'LOAD',
+        'NATIONAL',
+        'NOCHECK',
+        'NONCLUSTERED',
+        'NOT',
+        'NULL',
+        'NULLIF',
+        'OF',
+        'OFF',
+        'OFFSETS',
+        'ON',
+        'OPEN',
+        'OPENDATASOURCE',
+        'OPENQUERY',
+        'OPENROWSET',
+        'OPENXML',
+        'OPTION',
+        'OR',
+        'ORDER',
+        'OUTER',
+        'OVER',
+        'PERCENT',
+        'PIVOT',
+        'PLAN',    
+        'PRECISION',	    
+        'PRIMARY',	        
+        'PRINT',	        
+        'PROC',
+        'PROCEDURE',
+        'PUBLIC',
+        'RAISERROR',
+        'READ',
+        'READTEXT',
+        'RECONFIGURE',
+        'REFERENCES',
+        'REPLICATION',
+        'RESTORE',
+        'RESTRICT',
+        'RETURN',
+        'REVERT',
+        'REVOKE',
+        'RIGHT',
+        'ROLLBACK',
+        'ROWCOUNT',
+        'ROWGUIDCOL',
+        'RULE',
+        'SAVE',
+        'SCHEMA',
+        'SECURITYAUDIT',
+        'SELECT',
+        'SESSION_USER',
+        'SET',
+        'SETUSER',
+        'SHUTDOWN',
+        'SOME',
+        'STATISTICS',
+        'SYSTEM_USER',
+        'TABLE',
+        'TABLESAMPLE',
+        'TEXTSIZE',
+        'THEN',
+        'TO',
+        'TOP',
+        'TRAN',
+        'TRANSACTION',
+        'TRIGGER',
+        'TRUNCATE',
+        'TSEQUAL',
+        'UNION',
+        'UNIQUE',
+        'UNPIVOT',
+        'UPDATE',
+        'UPDATETEXT',
+        'USE',
+        'USER',
+        'VALUES',
+        'VARYING',
+        'VIEW',
+        'WAITFOR',
+        'WHEN',
+        'WHERE',
+        'WHILE',
+        'WITH',
+        'WRITETEXT'
+    ]
+
+    def get_name(self):
+        return 'SQLServer'

orator/dbal/platforms/mssql_platform.py

@@ -0,0 +1,52 @@
+# -*- coding: utf-8 -*-
+
+from .platform import Platform
+from .keywords.mssql_keywords import MsSQLKeywords
+from ..identifier import Identifier
+
+class MsSQLPlatform(Platform):
+
+    LENGTH_LIMIT_TINYTEXT = 255
+    LENGTH_LIMIT_TEXT = 65535
+    LENGTH_LIMIT_MEDIUMTEXT = 16777215
+
+    LENGTH_LIMIT_TINYBLOB = 255
+    LENGTH_LIMIT_BLOB = 65535
+    LENGTH_LIMIT_MEDIUMBLOB = 16777215
+
+    INTERNAL_TYPE_MAPPING = {
+        'tinyint': 'tinyint',
+        'smallint': 'smallint',
+        'mediumint': 'int',
+        'int': 'int',
+        'integer': 'int',
+        'bigint': 'bigint',
+        'int8': 'bigint',
+        'enum': 'int',
+        'float': 'float',
+        'double': 'float',
+        'real': 'real',
+        'decimal': 'decimal',
+        'numeric': 'numeric',
+        'bool': 'bit',
+        'boolean': 'bit',
+        'tinytext': 'text',
+        'mediumtext': 'text',
+        'longtext': 'text',
+        'text': 'text',
+        'varchar': 'varchar',
+        'string': 'nvarchar',
+        'char': 'char',
+        'set': 'nvarchar',
+        'date': 'date',
+        'datetime': 'datetime',
+        'timestamp': 'timestamp',
+        'time': 'time',
+        'year': 'datetime',
+        'longblob': 'varbinary',
+        'blob': 'varbinary',
+        'mediumblob': 'varbinary',
+        'tinyblob': 'varbinary',
+        'binary': 'binary',
+        'varbinary': 'varbinary',
+    }