public void GetFields(Connection cnt)
{
System.Data.DataTable schemaColumn;
fields = new FieldList();
Indexes = null;
//
//=====================================================
dbWrapper db = new dbWrapper();
db.CreateCommand((Connection)cnt.Clone());
EPField fld;
if (cnt.IsOleDb)
{
db.SetCommandText(TableName);
db.SetCommandType(System.Data.CommandType.TableDirect);
}
else
{
db.SetCommandText("SELECT * FROM " + DatabaseEditUtil.SepBegin(cnt.NameDelimiterStyle) + TableName + DatabaseEditUtil.SepEnd(cnt.NameDelimiterStyle));
db.SetCommandType(System.Data.CommandType.Text);
}
try
{
if (cnt.IsOleDb || cnt.IsMSSQL)
{
db.OpenReader(System.Data.CommandBehavior.KeyInfo);
}
else
{
db.OpenReader(System.Data.CommandBehavior.SchemaOnly);
}
schemaColumn = db.GetSchemaTable();
db.CloseReader();
db.Close();
if (schemaColumn != null)
{
for (int i = 0; i < schemaColumn.Rows.Count; i++)
{
fld = EPField.MakeFieldFromColumnInfo(i, schemaColumn.Rows[i]);
if (!string.IsNullOrEmpty(fld.Name))
{
fld.FromTableName = TableName;
fields.AddField(fld);
}
}
}
}
catch (Exception er)
{
FormLog.NotifyException(true, er);
}
finally
{
db.CloseReader();
db.Close();
}
}
public void LoadViews()
{
Views = null;
try
{
if (dbCon.TheConnection is OleDbConnection)
{
}
else if (dbCon.TheConnection is SqlConnection)
{
dbWrapper db = new dbWrapper();
db.CreateCommand(dbCon);
db.SetCommandText("SELECT [name] FROM sysobjects (nolock) WHERE [type] = 'V'");
db.SetCommandType(System.Data.CommandType.Text);
db.CreateAdapter();
System.Data.DataSet ds = new System.Data.DataSet("DS");
db.Fill(ds, "Views");
if (ds.Tables.Count > 0)
{
if (ds.Tables[0].Rows.Count > 0)
{
Views = new DatabaseView[ds.Tables[0].Rows.Count];
for (int i = 0; i < Views.Length; i++)
{
Views[i] = new DatabaseView();
Views[i].ViewName = ds.Tables[0].Rows[i][0].ToString();
}
}
}
}
else
{
DataTable vs = dbCon.GetViews();
if (vs != null && vs.Rows.Count > 0)
{
Views = new DatabaseView[vs.Rows.Count];
for (int i = 0; i < Views.Length; i++)
{
Views[i] = new DatabaseView();
Views[i].ViewName = vs.Rows[i][0].ToString();
}
}
}
}
catch
{
}
}
public void GetFields(Connection cnt)
{
int i;
System.Data.DataTable schemaColumn = null;
fields = new FieldList();
if (cnt.IsOdbc)
{
return;
}
//=====================================================
EPField fld;
dbWrapper db = new dbWrapper();
db.CreateCommand(cnt);
string sep1 = DatabaseEditUtil.SepBegin(cnt.NameDelimiterStyle);
string sep2 = DatabaseEditUtil.SepEnd(cnt.NameDelimiterStyle);
db.SetCommandText("SELECT * FROM " + sep1 + ViewName + sep2);
db.SetCommandType(System.Data.CommandType.Text);
try
{
db.OpenReader(System.Data.CommandBehavior.SchemaOnly);
schemaColumn = db.GetSchemaTable();
db.CloseReader();
db.Close();
if (schemaColumn != null)
{
for (i = 0; i < schemaColumn.Rows.Count; i++)
{
fld = EPField.MakeFieldFromColumnInfo(i, schemaColumn.Rows[i]);
fld.FromTableName = ViewName;
fields.AddField(fld);
}
}
}
catch
{
}
finally
{
db.CloseReader();
db.Close();
}
}
