本文整理汇总了C#中FirebirdSql.Data.FirebirdClient.FbCommandBuilder.RefreshSchema方法的典型用法代码示例。如果您正苦于以下问题:C# FbCommandBuilder.RefreshSchema方法的具体用法?C# FbCommandBuilder.RefreshSchema怎么用?C# FbCommandBuilder.RefreshSchema使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FirebirdSql.Data.FirebirdClient.FbCommandBuilder
的用法示例。
在下文中一共展示了FbCommandBuilder.RefreshSchema方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TestWithClosedConnection
public void TestWithClosedConnection()
{
Connection.Close();
FbCommandBuilder builder = new FbCommandBuilder(adapter);
Console.WriteLine();
Console.WriteLine("CommandBuilder - RefreshSchema Method Test - Commands for original SQL statement: ");
Console.WriteLine(builder.GetInsertCommand().CommandText);
Console.WriteLine(builder.GetUpdateCommand().CommandText);
Console.WriteLine(builder.GetDeleteCommand().CommandText);
adapter.SelectCommand.CommandText = "select * from TEST where BIGINT_FIELD = ?";
builder.RefreshSchema();
Console.WriteLine();
Console.WriteLine("CommandBuilder - RefreshSchema Method Test - Commands for new SQL statement: ");
Console.WriteLine(builder.GetInsertCommand().CommandText);
Console.WriteLine(builder.GetUpdateCommand().CommandText);
Console.WriteLine(builder.GetDeleteCommand().CommandText);
builder.Dispose();
}
示例2: SaveDataTableSetRowState
/// <summary>
/// Saves a dataset's datatable to the database using the values
/// specified when db provider was created
/// </summary>
/// <param name="tableName"></param>
/// <param name="dataTable"></param>
public int SaveDataTableSetRowState(string tableName, DataTable dataTable)
{
CheckDisposedState();
int recordsAffected = 0;
//Create a data adapter to read Firebird schema for the table.
this.NewDataAdapterWithSelect(tableName);
this.DataAdapater.FillLoadOption = LoadOption.OverwriteChanges;
FbCommandBuilder cmdBuilder = new FbCommandBuilder(this.DataAdapater);
DataTable table = new DataTable();
this.DataAdapater.Fill(table);
cmdBuilder.RefreshSchema();
table.TableName = dataTable.TableName;
foreach (DataRow row in dataTable.Rows)
{
if (row.RowState == DataRowState.Unchanged) row.SetAdded();
table.ImportRow(row);
}
try
{
recordsAffected = this.DataAdapater.Update(table);
}
catch
{
throw new Exception();
}
return recordsAffected;
}