mysqldump.c Dumping via SHOW CREATE added.

               Autofallback to the old behaviour for pre-3.23.26 servers.

client/mysqldump.c

@@ -594,7 +594,88 @@ static uint getTableStructure(char *table, char* db)
   if (verbose)
     fprintf(stderr, "# Retrieving table structure for table %s...\n", table);
 
+  sprintf(insert_pat,"SET OPTION SQL_QUOTE_SHOW_CREATE=%d", opt_quoted);
   table_name=quote_name(table,table_buff);
+
+  if (mysql_query(sock,insert_pat))
+  {
+    /* using SHOW CREATE statement */
+    if (!tFlag)
+    {
+      /* Make an sql-file, if path was given iow. option -T was given */
+      char buff[20+FN_REFLEN];
+
+      sprintf(buff,"show create table %s",table_name);
+      if (mysql_query(sock, buff))
+      {
+        fprintf(stderr, "%s: Can't get CREATE TABLE for table '%s' (%s)\n",
+  		      my_progname, table, mysql_error(sock));
+        safe_exit(EX_MYSQLERR);
+        DBUG_RETURN(0);
+      }
+
+      if (path)
+      {
+        char filename[FN_REFLEN], tmp_path[FN_REFLEN];
+        strmov(tmp_path,path);
+        convert_dirname(tmp_path);
+        sql_file= my_fopen(fn_format(filename, table, tmp_path, ".sql", 4),
+  				 O_WRONLY, MYF(MY_WME));
+        if (!sql_file)			/* If file couldn't be opened */
+        {
+  		safe_exit(EX_MYSQLERR);
+  		DBUG_RETURN(0);
+        }
+        write_heder(sql_file, db);
+      }
+      fprintf(sql_file, "\n#\n# Table structure for table '%s'\n#\n\n", table);
+      if (opt_drop)
+        fprintf(sql_file, "DROP TABLE IF EXISTS %s;\n",table_name);
+
+      tableRes=mysql_store_result(sock);
+      row=mysql_fetch_row(tableRes);
+      fprintf(sql_file, "%s;\n", row[1]);
+      mysql_free_result(tableRes);
+    }
+    sprintf(insert_pat,"show fields from %s",table_name);
+    if (mysql_query(sock,insert_pat) || !(tableRes=mysql_store_result(sock)))
+    {
+      fprintf(stderr, "%s: Can't get info about table: '%s'\nerror: %s\n",
+  		    my_progname, table, mysql_error(sock));
+      safe_exit(EX_MYSQLERR);
+      DBUG_RETURN(0);
+    }
+
+    if (cFlag)
+      sprintf(insert_pat, "INSERT %sINTO %s (", delayed, table_name);
+    else
+    {
+      sprintf(insert_pat, "INSERT %sINTO %s VALUES ", delayed, table_name);
+      if (!extended_insert)
+        strcat(insert_pat,"(");
+    }
+
+    strpos=strend(insert_pat);
+    while ((row=mysql_fetch_row(tableRes)))
+    {
+      ulong *lengths=mysql_fetch_lengths(tableRes);
+      if (init)
+      {
+        if (cFlag)
+  		strpos=strmov(strpos,", ");
+      }
+      init=1;
+      if (cFlag)
+        strpos=strmov(strpos,quote_name(row[SHOW_FIELDNAME],name_buff));
+    }
+    numFields = (uint) mysql_num_rows(tableRes);
+    mysql_free_result(tableRes);
+  }
+  else
+  {
+  /*  fprintf(stderr, "%s: Can't set SQL_QUOTE_SHOW_CREATE option (%s)\n",
+      my_progname, mysql_error(sock)); */
+
     sprintf(insert_pat,"show fields from %s",table_name);
     if (mysql_query(sock,insert_pat) || !(tableRes=mysql_store_result(sock)))
     {
@@ -695,10 +776,10 @@ static uint getTableStructure(char *table, char* db)
         if (atoi(row[3]) == 1)
         {
 		keynr++;
-#ifdef FORCE_PRIMARY_KEY
+    #ifdef FORCE_PRIMARY_KEY
 		if (atoi(row[1]) == 0 && primary_key == INT_MAX)
 		  primary_key=keynr;
-#endif
+    #endif
 		if (!strcmp(row[2],"PRIMARY"))
 		{
 		  primary_key=keynr;
@@ -765,6 +846,7 @@ static uint getTableStructure(char *table, char* db)
       }
       fputs(";\n", sql_file);
     }
+  }
   if (cFlag)
   {
     strpos=strmov(strpos,") VALUES ");