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| unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, JvComponentBase, JvUIB, WideStrings, FMTBcd, DB, SqlExpr,
DBClient, Grids, DBGrids, Provider;
type
TForm1 = class(TForm)
JvUIBDataBase1: TJvUIBDataBase;
Button1: TButton;
JvUIBTransaction1: TJvUIBTransaction;
Button2: TButton;
Edit1: TEdit;
DBGrid1: TDBGrid;
Button3: TButton;
SQLConnection1: TSQLConnection;
SQLQuery1: TSQLQuery;
DataSetProvider1: TDataSetProvider;
ClientDataSet1: TClientDataSet;
DataSource1: TDataSource;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Edit1Change(Sender: TObject);
private
{ Déclarations privées }
public
{ Déclarations publiques }
end;
var
Form1: TForm1;
dbname : string;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
begin
with JvUIBDatabase1 do
begin
DatabaseName:= dbname;
SqlDialect:= 3;
Params.Add('USER "SYSDBA"');
Params.Add('PASSWORD "masterkey"');
Params.Add('PAGE_SIZE 4096');
CreateDatabase;
end;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
with SqlQuery1 do
begin
Close;
with Sql do
begin
Clear;
Add('CREATE TABLE RELEVE');
Add(' ('
+' Pk_Rel INTEGER NOT NULL,');
Add(' Jour SMALLINT,');
Add(' Mois SMALLINT,');
Add(' heure SMALLINT,');
Add(' Temperature_min SMALLINT,');
Add(' Temperature_max SMALLINT');
Add(' )');
end;
Try
ExecSql;
except
end;
end;
end;
procedure TForm1.Button3Click(Sender: TObject);
begin
ClientDataSet1.Active:=True;
end;
procedure TForm1.Edit1Change(Sender: TObject);
begin
dbname:='d:\Delphi\'+Edit1.Text+'.met';
SQLConnection1.Params.CommaText:='Database='+dbname;
end;
end. |
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