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yap-6.3/library/MYDDAS/myddas_mysql.yap
tiagosoares 4630006e9f Revision on the MyDDAS Interface
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1481 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
2005-12-19 13:41:15 +00:00

235 lines
5.8 KiB
Prolog
Executable File

/*************************************************************************
* *
* YAP Prolog *
* *
* Yap Prolog was developed at NCCUP - Universidade do Porto *
* *
* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
* *
**************************************************************************
* *
* File: myddas_mysql.yap *
* Last rev: *
* mods: *
* comments: MySQL Predicates *
* *
*************************************************************************/
:- module(myddas_mysql,[
db_my_open/5,
db_my_close/1,
db_my_import/3,
db_my_view/3,
db_my_insert/2,
db_my_insert/3,
db_my_result_set/1,
db_my_describe/2,
db_my_describe/3,
db_my_show_tables/1,
db_my_show_tables/2,
db_my_sql_select/3,
db_my_number_of_fields/3,
db_my_get_attributes_types/3
]).
:- use_module(myddas_errors,[
'$error_checks'/1
]).
:- use_module(myddas_util_predicates,[
'$get_value'/2,
'$make_atom'/2,
'$write_or_not'/1
]).
%--------------------------------------------------------
% Public Predicates
%--------------------------------------------------------
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_open/5
%
%
db_my_open(_,_,_,_,_) :-
write('WARNING!! Now we use db_open/5'),nl,
write('USAGE: db_open(ConType,Connection,Host/Db,User,Password).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_close/1
%
%
db_my_close(_):-
write('WARNING!! Now we use db_close/1'),nl,
write('USAGE: db_close(Connection).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_import/3
%
%
db_my_import(_,_,_) :-
write('WARNING!! Now we use db_import/3'),nl,
write('USAGE: db_import(Connection,RelationName,PredName).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_view/3
%
%
db_my_view(_,_,_) :-
write('WARNING!! Now we use db_view/3'),nl,
write('USAGE: db_import(Connection,RelationName,DBGoal).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_insert/2
%
%
db_my_insert(_,_):-
write('WARNING!! Now we use db_insert/2'),nl,
write('USAGE: db_insert(Connection,PredName).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_insert/3
%
%
db_my_insert(_,_,_) :-
write('WARNING!! Now we use db_insert/3'),nl,
write('USAGE: db_insert(Connection,RelationName,PredName).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_result_set/1
%
%
db_my_result_set(X):-
var(X),!,
get_value(db_my_result_set,X).
db_my_result_set(use_result):-
set_value(db_my_result_set,use_result).
db_my_result_set(store_result):-
set_value(db_my_result_set,store_result).
%default value
:- db_my_result_set(store_result).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_describe/2
%
%
db_my_describe(Relation,Connection) :-
'$error_checks'(db_my_describe(Relation,Connection)),
'$get_value'(Connection,Conn),
'$make_atom'(['DESCRIBE ',Relation],SQL),
db_my_result_set(Mode),
c_db_my_query(SQL,ResultSet,Conn,Mode),
c_db_my_table_write(ResultSet).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_describe/3
% gives the results of the DESCRIBE statement
% by backtracking
db_my_describe(Relation,Connection,tableinfo(A1,A2,A3,A4,A5,A6)) :-
'$error_checks'(db_my_describe(Relation,Connection)),
'$get_value'(Connection,Conn),
'$make_atom'(['DESCRIBE ',Relation],SQL),
db_my_result_set(Mode),
'$write_or_not'(SQL),
c_db_my_query(SQL,ResultSet,Conn,Mode),
!,c_db_my_row(ResultSet,6,[A1,A2,A3,A4,A5,A6]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_show_tables/1
%
%
db_my_show_tables(Connection) :-
'$error_checks'(db_my_show_tables(Connection)),
'$get_value'(Connection,Conn),
db_my_result_set(Mode),
'$write_or_not'('SHOW TABLES'),
c_db_my_query('SHOW TABLES',ResultSet,Conn,Mode),
c_db_my_table_write(ResultSet).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_show_tables/2
% gives the results of the SHOW TABLES statement
% by backtracking
db_my_show_tables(Connection,table(Table)) :-
'$error_checks'(db_my_show_tables(Connection)),
'$get_value'(Connection,Conn),
db_my_result_set(Mode),
'$write_or_not'('SHOW TABLES'),
c_db_my_query('SHOW TABLES',ResultSet,Conn,Mode),
!,c_db_my_row(ResultSet,1,[Table]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_sql_select/3
%
%
db_my_sql_select(_,_,_):-
write('WARNING!! Now we use db_sql_select/3'),nl,
write('USAGE: db_sql_select(Connection,SQL,ListaArgs).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_number_of_fields/3
%
%
db_my_number_of_fields(_,_,_) :-
write('WARNING!! Now we use db_number_of_fields/3'),nl,
write('USAGE: db_number_of_fields(Connection,RelationName,Arity).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% db_my_get_attributes_types/3
%
%
db_my_get_attributes_types(_,_,_) :-
write('WARNING!! Now we use db_get_attributes_types/3'),nl,
write('USAGE: db_get_attributes_types(Connection,RelationName,TypesList).'),nl,
halt.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%