Index: ChangeLog
===================================================================
--- ChangeLog	(revision 466)
+++ ChangeLog	(working copy)
@@ -5,6 +5,9 @@
     but must be enabled through configuration files or the DSN. (Bug #12918)
 
   Bugs fixed:
+  * SQL_C_TYPE_DATE, SQL_C_TYPE_TIME, and SQL_C_TYPE_TIMESTAMP were formatted
+    without seperators, which could cause them to get interpreted incorrectly
+    in some cases due to server bugs. (Bug #15773)
   * Calls to SQLNativeSql could cause stack corruption due to an incorrect
     pointer cast. (Bug #28758)
   * SQLSetPos could update or delete the wrong rows when the original result
Index: driver/execute.c
===================================================================
--- driver/execute.c	(revision 466)
+++ driver/execute.c	(working copy)
@@ -444,28 +444,31 @@
         case SQL_C_TYPE_DATE:
             {
                 DATE_STRUCT *date= (DATE_STRUCT*) data;
-                sprintf(buff,"%04d%02d%02d",date->year,date->month,date->day);
+                sprintf(buff, "%04d-%02d-%02d",
+                        date->year, date->month, date->day);
                 data= buff;
-                length= 8;
+                length= 10;
                 break;
             }
         case SQL_C_TIME:
         case SQL_C_TYPE_TIME:
             {
                 TIME_STRUCT *time= (TIME_STRUCT*) data;
-                sprintf(buff,"%02d%02d%02d",time->hour,time->minute,time->second);
+                sprintf(buff, "%02d:%02d:%02d",
+                        time->hour, time->minute, time->second);
                 data= buff;
-                length= 6;
+                length= 8;
                 break;
             }
         case SQL_C_TIMESTAMP:
         case SQL_C_TYPE_TIMESTAMP:
             {
                 TIMESTAMP_STRUCT *time= (TIMESTAMP_STRUCT*) data;
-                sprintf(buff,"%04d%02d%02d%02d%02d%02d",time->year,time->month,time->day,
-                        time->hour,time->minute,time->second);
+                sprintf(buff, "%04d-%02d-%02d %02d:%02d:%02d",
+                        time->year, time->month, time->day,
+                        time->hour, time->minute, time->second);
                 data= buff;
-                length= 14;
+                length= 19;
                 break;
             }
     }
Index: test/my_datetime.c
===================================================================
--- test/my_datetime.c	(revision 477)
+++ test/my_datetime.c	(working copy)
@@ -694,7 +694,7 @@
   ADD_TEST(t_time)
   ADD_TEST(t_time1)
   ADD_TEST(t_bug12520)
-  ADD_TODO(t_bug15773)
+  ADD_TEST(t_bug15773)
 END_TESTS