-;; Functions depending upon high-level CommonSQL classes/functions
-#|
-(defmethod database-output-sql ((expr clsql-sys::sql-typecast-exp)
- (database mysql-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 #\: sql-sys::*sql-stream*)
- (write-char #\: sql-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 mysql-database))
- ;; typecast it so it uses the indexes
- (when val
- (make-instance 'clsql-sys::sql-typecast-exp
- :modifier 'int8
- :components val)))
-|#
+
+
+(defmethod database-create (connection-spec (type (eql :mysql)))
+ (destructuring-bind (host name user password) connection-spec
+ (multiple-value-bind (output status)
+ (clsql-base-sys:command-output "mysqladmin create -u~A -p~A -h~A ~A"
+ user password
+ (if host host "localhost")
+ name)
+ (if (or (not (eql 0 status))
+ (and (search "failed" output) (search "error" output)))
+ (error 'clsql-access-error
+ :connection-spec connection-spec
+ :database-type type
+ :error
+ (format nil "database-create failed: ~A" output))
+ t))))
+
+(defmethod database-destroy (connection-spec (type (eql :mysql)))
+ (destructuring-bind (host name user password) connection-spec
+ (multiple-value-bind (output status)
+ (clsql-base-sys:command-output "mysqladmin drop -f -u~A -p~A -h~A ~A"
+ user password
+ (if host host "localhost")
+ name)
+ (if (or (not (eql 0 status))
+ (and (search "failed" output) (search "error" output)))
+ (error 'clsql-access-error
+ :connection-spec connection-spec
+ :database-type type
+ :error
+ (format nil "database-destroy failed: ~A" output))
+ t))))
+
+(defmethod database-probe (connection-spec (type (eql :mysql)))
+ (destructuring-bind (host name user password) connection-spec
+ (let ((database (database-connect (list host "mysql" user password) type)))
+ (unwind-protect
+ (when
+ (find name (database-query "select db from db"
+ database :auto)
+ :key #'car :test #'string-equal)
+ t)
+ (database-disconnect database)))))
+