X-Git-Url: http://git.kpe.io/?p=clsql.git;a=blobdiff_plain;f=db-mysql%2Fmysql-sql.lisp;h=873ab5eaca579369afc1f451e0da066c8ea8b8a1;hp=d04f67138963f0fd3fdfe94e5e6f26d27b20ab9f;hb=cc92d162f24648d65ad872098353305a5baf91d7;hpb=f68abc76e0e01f4633141a0c17a4d8f1976229b8

diff --git a/db-mysql/mysql-sql.lisp b/db-mysql/mysql-sql.lisp
index d04f671..873ab5e 100644
--- a/db-mysql/mysql-sql.lisp
+++ b/db-mysql/mysql-sql.lisp
@@ -261,7 +261,7 @@
   (declare (ignore owner))
   (remove-if #'(lambda (s)
                  (and (>= (length s) 11)
-                      (string= (subseq s 0 11) "_clsql_seq_")))
+                      (string= (subseq s 0 11) "_CLSQL_SEQ_")))
              (mapcar #'car (database-query "SHOW TABLES" database nil))))
     
 ;; MySQL 4.1 does not support views 
@@ -274,10 +274,22 @@
                                   &key (owner nil))
   (let ((result '()))
     (dolist (table (database-list-tables database :owner owner) result)
-      (mapc #'(lambda (index) (push (nth 2 index) result))
-            (database-query 
-             (format nil "SHOW INDEX FROM ~A" (string-upcase table))
-             database nil)))))
+      (setq result
+	(append (database-list-table-indexes table database :owner owner)
+		result)))))
+
+(defmethod database-list-table-indexes (table (database mysql-database)
+					&key (owner nil))
+  (declare (ignore owner))
+  (do ((results nil)
+       (rows (database-query 
+	      (format nil "SHOW INDEX FROM ~A" (string-upcase table))
+	      database nil)
+	     (cdr rows)))
+      ((null rows) (nreverse results))
+    (let ((col (nth 2 (car rows))))
+      (unless (find col results :test #'string-equal)
+	(push col results)))))
   
 (defmethod database-list-attributes ((table string) (database mysql-database)
                                      &key (owner nil))
@@ -306,11 +318,11 @@
 ;;; Sequence functions
 
 (defun %sequence-name-to-table (sequence-name)
-  (concatenate 'string "_clsql_seq_" (sql-escape sequence-name)))
+  (concatenate 'string "_CLSQL_SEQ_" (sql-escape sequence-name)))
 
 (defun %table-name-to-sequence-name (table-name)
   (and (>= (length table-name) 11)
-       (string= (subseq table-name 0 11) "_clsql_seq_")
+       (string= (subseq table-name 0 11) "_CLSQL_SEQ_")
        (subseq table-name 11)))
 
 (defmethod database-create-sequence (sequence-name
@@ -391,16 +403,43 @@
 	t))))
 
 (defmethod database-probe (connection-spec (type (eql :mysql)))
+  (when (find (second connection-spec) (database-list connection-spec type)
+	      :key #'car :test #'string-equal)
+    t))
+
+(defmethod database-list (connection-spec (type (eql :mysql)))
   (destructuring-bind (host name user password) connection-spec
+    (declare (ignore name))
     (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)))))
+	   (progn
+	     (setf (slot-value database 'clsql-base-sys::state) :open)
+	     (mapcar #'car (database-query "show databases" database :auto)))
+	(progn
+	  (database-disconnect database)
+	  (setf (slot-value database 'clsql-base-sys::state) :closed))))))
+
+;;; Database capabilities
+
+(defmethod db-type-use-column-on-drop-index? ((db-type (eql :mysql)))
+  t)
+
+(defmethod db-type-has-views? ((db-type (eql :mysql)))
+  ;; MySQL 4.1 will apparently have views, need to check *mysql-client-info*
+  nil)
+
+(defmethod db-type-has-subqueries? ((db-type (eql :mysql)))
+  ;; MySQL 4.1 will apparently have subqueries, need to check *mysql-client-info*
+  nil)
+
+(defmethod db-type-has-boolean-where? ((db-type (eql :mysql)))
+  nil)
+
+(defmethod db-type-transaction-capable? ((db-type (eql :mysql)) database)
+  (let ((has-innodb (caar (database-query "SHOW VARIABLES LIKE 'HAVE_INNODB'" database :auto))))
+    (and has-innodb (string-equal "YES" has-innodb))))
 
 
 (when (clsql-base-sys:database-type-library-loaded :mysql)
   (clsql-base-sys:initialize-database-type :database-type :mysql))
+