- (if (copy-cursor-row cursor
- list
- (postgresql-socket-result-set-types
- result-set))
- t
- (prog1 nil
- (setf (postgresql-socket-result-set-done result-set) t)
- (wait-for-query-results (database-connection database)))))))
-
-;;; Object listing
-
-(defmethod database-list-objects-of-type ((database postgresql-socket-database)
- type owner)
- (let ((owner-clause
- (cond ((stringp owner)
- (format nil " AND (relowner=(SELECT usesysid FROM pg_user WHERE (usename='~A')))" owner))
- ((null owner)
- (format nil " AND (NOT (relowner=1))"))
- (t ""))))
- (mapcar #'car
- (database-query
- (format nil
- "SELECT relname FROM pg_class WHERE (relkind = '~A')~A"
- type
- owner-clause)
- database nil))))
-
-(defmethod database-list-tables ((database postgresql-socket-database)
- &key (owner nil))
- (database-list-objects-of-type database "r" owner))
-
-(defmethod database-list-views ((database postgresql-socket-database)
- &key (owner nil))
- (database-list-objects-of-type database "v" owner))
-
-(defmethod database-list-indexes ((database postgresql-socket-database)
- &key (owner nil))
- (database-list-objects-of-type database "i" owner))
-
-(defmethod database-list-attributes ((table string)
- (database postgresql-socket-database)
- &key (owner nil))
- (let* ((owner-clause
- (cond ((stringp owner)
- (format nil " AND (relowner=(SELECT usesysid FROM pg_user WHERE usename='~A'))" owner))
- ((null owner) " AND (not (relowner=1))")
- (t "")))
- (result
- (mapcar #'car
- (database-query
- (format nil "SELECT attname FROM pg_class,pg_attribute WHERE pg_class.oid=attrelid AND relname='~A'~A"
- (string-downcase table)
- owner-clause)
- database nil))))
- (if result
- (reverse
- (remove-if #'(lambda (it) (member it '("cmin"
- "cmax"
- "xmax"
- "xmin"
- "oid"
- "ctid"
- ;; kmr -- added tableoid
- "tableoid") :test #'equal))
- result)))))
-
-(defmethod database-attribute-type (attribute (table string)
- (database postgresql-socket-database)
- &key (owner nil))
- (let* ((owner-clause
- (cond ((stringp owner)
- (format nil " AND (relowner=(SELECT usesysid FROM pg_user WHERE usename='~A'))" owner))
- ((null owner) " AND (not (relowner=1))")
- (t "")))
- (result
- (mapcar #'car
- (database-query
- (format nil "SELECT pg_type.typname FROM pg_type,pg_class,pg_attribute WHERE pg_class.oid=pg_attribute.attrelid AND pg_class.relname='~A' AND pg_attribute.attname='~A' AND pg_attribute.atttypid=pg_type.oid~A"
- (string-downcase table)
- (string-downcase attribute)
- owner-clause)
- database nil))))
- (when result
- (intern (string-upcase (car result)) :keyword))))
-
-(defmethod database-create-sequence (sequence-name
- (database postgresql-socket-database))
- (database-execute-command
- (concatenate 'string "CREATE SEQUENCE " (sql-escape sequence-name))
- database))
-
-(defmethod database-drop-sequence (sequence-name
- (database postgresql-socket-database))
- (database-execute-command
- (concatenate 'string "DROP SEQUENCE " (sql-escape sequence-name)) database))
-
-(defmethod database-list-sequences ((database postgresql-socket-database)
- &key (owner nil))
- (database-list-objects-of-type database "S" owner))
-
-(defmethod database-set-sequence-position (name (position integer)
- (database postgresql-socket-database))
- (values
- (parse-integer
- (caar
- (database-query
- (format nil "SELECT SETVAL ('~A', ~A)" name position)
- database nil)))))
-
-(defmethod database-sequence-next (sequence-name
- (database postgresql-socket-database))
- (values
- (parse-integer
- (caar
- (database-query
- (concatenate 'string "SELECT NEXTVAL ('" (sql-escape sequence-name) "')")
- database nil)))))
-
-(defmethod database-sequence-last (sequence-name (database postgresql-socket-database))
- (values
- (parse-integer
- (caar
- (database-query
- (concatenate 'string "SELECT LAST_VALUE ('" sequence-name "')")
- database nil)))))
-
-
-;; Functions depending upon high-level CommonSQL classes/functions
-#|
-(defmethod database-output-sql ((expr clsql-sys::sql-typecast-exp)
- (database postgresql-socket-database))
- (with-slots (clsql-sys::modifier clsql-sys::components)
- expr
- (if clsql-sys::modifier
- (progn
- (clsql-sys::output-sql clsql-sys::components database)
- (write-char #\: clsql-sys::*sql-stream*)
- (write-char #\: clsql-sys::*sql-stream*)
- (write-string (symbol-name clsql-sys::modifier)
- clsql-sys::*sql-stream*)))))
-
-(defmethod database-output-sql-as-type ((type (eql 'integer)) val
- (database postgresql-socket-database))
- (when val ;; typecast it so it uses the indexes
- (make-instance 'clsql-sys::sql-typecast-exp
- :modifier 'int8
- :components val)))
-|#
-
-(when (clsql-base-sys:database-type-library-loaded :postgresql-socket)
- (clsql-base-sys:initialize-database-type :database-type :postgresql-socket))
+ (if (copy-cursor-row cursor
+ list
+ (postgresql-socket-result-set-types
+ result-set))
+ t
+ (prog1 nil
+ (setf (postgresql-socket-result-set-done result-set) t)
+ (wait-for-query-results (database-connection database)))))))
+
+(defmethod database-create (connection-spec (type (eql :postgresql-socket)))
+ (destructuring-bind (host name user password &optional port options tty) connection-spec
+ (let ((database (database-connect (list host "postgres" user password)
+ type)))
+ (setf (slot-value database 'clsql-sys::state) :open)
+ (unwind-protect
+ (database-execute-command (format nil "create database ~A" name) database)
+ (database-disconnect database)))))
+
+(defmethod database-destroy (connection-spec (type (eql :postgresql-socket)))
+ (destructuring-bind (host name user password &optional port optional tty) connection-spec
+ (let ((database (database-connect (list host "postgres" user password)
+ type)))
+ (setf (slot-value database 'clsql-sys::state) :open)
+ (unwind-protect
+ (database-execute-command (format nil "drop database ~A" name) database)
+ (database-disconnect database)))))
+
+
+(defmethod database-probe (connection-spec (type (eql :postgresql-socket)))
+ (when (find (second connection-spec) (database-list connection-spec type)
+ :test #'string-equal)
+ t))
+
+
+;; Database capabilities
+
+(defmethod db-backend-has-create/destroy-db? ((db-type (eql :postgresql-socket)))
+ nil)
+
+(defmethod db-type-has-fancy-math? ((db-type (eql :postgresql-socket)))
+ t)
+
+(defmethod db-type-default-case ((db-type (eql :postgresql-socket)))
+ :lower)
+
+(defmethod database-underlying-type ((database postgresql-socket-database))
+ :postgresql)
+
+(when (clsql-sys:database-type-library-loaded :postgresql-socket)
+ (clsql-sys:initialize-database-type :database-type :postgresql-socket))