(defmethod initialize-instance :after ((db generic-odbc-database)
&rest all-keys)
+ (declare (ignore all-keys))
(unless (slot-boundp db 'dbi-package)
(error "dbi-package not specified."))
(let ((pkg (slot-value db 'dbi-package)))
(db-type (eql :postgresql)))
(if (string= "0" val) nil t))
-
+(defmethod read-sql-value (val (type (eql 'generalized-boolean))
+ (database generic-odbc-database)
+ (db-type (eql :postgresql)))
+ (if (string= "0" val) nil t))
+
+(defmethod read-sql-value (val (type (eql 'boolean)) database
+ (db-type (eql :mssql)))
+ (declare (ignore database))
+ (etypecase val
+ (string (if (string= "0" val) nil t))
+ (integer (if (zerop val) nil t))))
+
+(defmethod read-sql-value (val (type (eql 'generalized-boolean)) database
+ (db-type (eql :mssql)))
+ (declare (ignore database))
+ (etypecase val
+ (string (if (string= "0" val) nil t))
+ (integer (if (zerop val) nil t))))
+
+;;; Type methods
+
+(defmethod database-get-type-specifier ((type (eql 'wall-time)) args database
+ (db-type (eql :mssql)))
+ (declare (ignore args database))
+ "DATETIME")
+
+(defmethod database-get-type-specifier ((type (eql 'boolean)) args database
+ (db-type (eql :mssql)))
+ (declare (ignore args database))
+ "BIT")
+
+(defmethod database-get-type-specifier ((type (eql 'generalized-boolean)) args database
+ (db-type (eql :mssql)))
+ (declare (ignore args database))
+ "BIT")
+
+;;; Generation of SQL strings from lisp expressions
+
+(defmethod database-output-sql ((tee (eql t)) (database generic-odbc-database))
+ (case (database-underlying-type database)
+ (:mssql "1")
+ (t "'Y'")))
+
+(defmethod database-output-sql-as-type ((type (eql 'boolean)) val database
+ (db-type (eql :mssql)))
+ (declare (ignore database))
+ (if val 1 0))
+
+(defmethod database-output-sql-as-type ((type (eql 'generalized-boolean)) val database
+ (db-type (eql :mssql)))
+ (declare (ignore database))
+ (if val 1 0))
+
+;;; Database backend capabilities
+
+(defmethod db-type-use-fully-qualified-column-on-drop-index? ((db-type (eql :mssql)))
+ t)
+
+(defmethod db-type-has-boolean-where? ((db-type (eql :mssql)))
+ nil)
+
+(defmethod db-type-has-intersect? ((db-type (eql :mssql)))
+ nil)
+
+(defmethod db-type-has-except? ((db-type (eql :mssql)))
+ nil)
+
;;; Backend methods
(defmethod database-disconnect ((database generic-odbc-database))
(setf (odbc-conn database) nil)
t)
-(defmethod database-query (query-expression (database generic-odbc-database)
- result-types field-names)
+(defmethod database-query (query-expression (database generic-odbc-database)
+ result-types field-names)
(handler-case
(funcall (sql-fn database)
query-expression :db (odbc-conn database)
:result-types result-types
:column-names field-names)
+ #+ignore
(error ()
(error 'sql-database-data-error
:database database
(defmethod database-query-result-set ((query-expression string)
- (database generic-odbc-database)
+ (database generic-odbc-database)
&key full-set result-types)
- (handler-case
+ (handler-case
(multiple-value-bind (query column-names)
(funcall (sql-fn database)
- query-expression
- :db (odbc-conn database)
+ query-expression
+ :db (odbc-conn database)
:row-count nil
:column-names t
:query t
:result-types result-types)
(values
- (make-odbc-result-set :query query :full-set full-set
+ (make-odbc-result-set :query query :full-set full-set
:types result-types)
(length column-names)
nil ;; not able to return number of rows with odbc
;; TABLE_NAME in third column, TABLE_TYPE in fourth column
(loop for row in rows
when (and (not (string-equal "information_schema" (nth 1 row)))
- (string-equal "TABLE" (nth 3 row)))
+ (string-equal "TABLE" (nth 3 row))
+ (not (and (eq :mssql (database-underlying-type database))
+ (string-equal "dtproperties" (nth 2 row)))))
collect (nth 2 row))))
;; TABLE_NAME in third column, TABLE_TYPE in fourth column
(loop for row in rows
when (and (not (string-equal "information_schema" (nth 1 row)))
- (string-equal "VIEW" (nth 3 row)))
+ (string-equal "VIEW" (nth 3 row))
+ (not (and (eq :mssql (database-underlying-type database))
+ (member (nth 2 row) '("sysconstraints" "syssegments") :test #'string-equal))))
collect (nth 2 row))))
(loop for row in rows
collect (fourth row))))
-
-
(defmethod database-attribute-type ((attribute string) (table string) (database generic-odbc-database)
&key (owner nil))
(declare (ignore owner))