/*
 * $Id$
 */


/*
 * Harbour Project source code:
 * MySQL DBMS defines
 * These defines are clipper code level equivalent of mysql.h and mysql_com.h
 *
 * Copyright 2000 Maurilio Longo <maurilio.longo@libero.it>
 * www - http://www.harbour-project.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this software; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
 *
 * As a special exception, the Harbour Project gives permission for
 * additional uses of the text contained in its release of Harbour.
 *
 * The exception is that, if you link the Harbour libraries with other
 * files to produce an executable, this does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * Your use of that executable is in no way restricted on account of
 * linking the Harbour library code into it.
 *
 * This exception does not however invalidate any other reasons why
 * the executable file might be covered by the GNU General Public License.
 *
 * This exception applies only to the code released by the Harbour
 * Project under the name Harbour.  If you copy code from other
 * Harbour Project or Free Software Foundation releases into a copy of
 * Harbour, as the General Public License permits, the exception does
 * not apply to the code that you add in this way.  To avoid misleading
 * anyone as to the status of such modified files, you must delete
 * this exception notice from them.
 *
 * If you write modifications of your own for Harbour, it is your choice
 * whether to permit this exception to apply to your modifications.
 * If you do not wish that, delete this exception notice.
 *
 */



// MySQL field types

#define  MYSQL_DECIMAL_TYPE      0
// NOTE: TINY is used to map clipper logical values to MySQL tables, so 0 == .F., 1 == .T.
#define  MYSQL_TINY_TYPE         1
#define  MYSQL_SHORT_TYPE        2
#define  MYSQL_LONG_TYPE         3
#define  MYSQL_FLOAT_TYPE        4
#define  MYSQL_DOUBLE_TYPE       5
#define  MYSQL_NULL_TYPE         6
#define  MYSQL_TIMESTAMP_TYPE    7
#define  MYSQL_LONGLONG_TYPE     8
#define  MYSQL_INT24_TYPE        9
#define  MYSQL_DATE_TYPE         10
#define  MYSQL_TIME_TYPE         11
#define  MYSQL_DATETIME_TYPE     12
#define  MYSQL_YEAR_TYPE         13
#define  MYSQL_NEWDATE_TYPE      14
#define  MYSQL_ENUMTYPE          247
#define  MYSQL_SET_TYPE          248
#define  MYSQL_TINY_BLOB_TYPE    249
#define  MYSQL_MEDIUM_BLOB_TYPE  250
#define  MYSQL_LONG_BLOB_TYPE    251
#define  MYSQL_BLOB_TYPE         252
#define  MYSQL_VAR_STRING_TYPE   253
#define  MYSQL_STRING_TYPE       254



// MySQL field structure item number (C level structure is translated
// to a clipper array)

#define  MYSQL_FS_NAME           1     /* Name of column */
#define  MYSQL_FS_TABLE          2     /* Table of column if column was a field */
#define  MYSQL_FS_DEF            3     /* Default value (set by mysql_list_fields) */
#define  MYSQL_FS_TYPE           4     /* Type of field. Se mysql_com.h for types */
#define  MYSQL_FS_LENGTH         5     /* Width of column */
#define  MYSQL_FS_MAXLEN         6     /* Max width of selected set */
#define  MYSQL_FS_FLAGS          7     /* Div flags */
#define  MYSQL_FS_DECIMALS       8     /* Number of decimals in field */


// MySQL field flags

#define  NOT_NULL_FLAG           1     /* Field can't be NULL */
#define  PRI_KEY_FLAG            2     /* Field is part of a primary key */
#define  UNIQUE_KEY_FLAG         4		/* Field is part of a unique key */
#define  MULTIPLE_KEY_FLAG       8		/* Field is part of a key */
#define  BLOB_FLAG               16		/* Field is a blob */
#define  UNSIGNED_FLAG           32		/* Field is unsigned */
#define  ZEROFILL_FLAG           64		/* Field is zerofill */
#define  BINARY_FLAG             128
/* The following are only sent to new clients */
#define  ENUM_FLAG               256		/* field is an enum */
#define  AUTO_INCREMENT_FLAG     512		/* field is a autoincrement field */
#define  TIMESTAMP_FLAG          1024		/* Field is a timestamp */
#define  PART_KEY_FLAG           16384		/* Intern; Part of some key */
#define  GROUP_FLAG              32768		/* Intern group field */


// Extension to DBS_xxx defines to encompass NOT NULL fields, needed by indexes
#define  DBS_NOTNULL             5        /* True if field has to be NOT NULL */