63 lines
1.4 KiB
Plaintext
63 lines
1.4 KiB
Plaintext
# Copyright (C) 2008 Sun Microsystems, Inc. All rights reserved.
|
|
# Use is subject to license terms.
|
|
#
|
|
# 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; version 2 of the License.
|
|
#
|
|
# 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 program; if not, write to the Free Software
|
|
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
|
|
# USA
|
|
|
|
query:
|
|
select | update | insert | delete ;
|
|
|
|
select:
|
|
SELECT select_items FROM _table where group_by order_by limit;
|
|
|
|
limit:
|
|
| LIMIT _digit ;
|
|
|
|
order_by:
|
|
| ORDER BY _field ;
|
|
|
|
where:
|
|
| WHERE condition ;
|
|
|
|
group_by:
|
|
| GROUP BY _field ;
|
|
|
|
select_items:
|
|
select_item |
|
|
select_items , select_item ;
|
|
|
|
select_item:
|
|
S1 | S2 | S3 ;
|
|
|
|
update:
|
|
UPDATE _table SET _field = digit where limit ;
|
|
|
|
delete:
|
|
DELETE FROM _table WHERE condition limit ;
|
|
|
|
insert:
|
|
INSERT INTO _table ( _field ) VALUES ( _digit ) ;
|
|
|
|
condition:
|
|
cond_item < digit | cond_item = _digit ;
|
|
|
|
cond_item:
|
|
C1 | C2 | C3 ;
|
|
|
|
_field:
|
|
F1 | F2 | F3 ;
|
|
|
|
_table:
|
|
AA | BB | CC ;
|