DBUtility/SQLite.cs
(完整代码) 1KBusing System.Data;
using System.Data.Common;
using System.Data.SQLite;
namespace DBUtility
{
public class SQLite : DbHelper
{
public override IDbConnection CreateConnection()
{
return new SQLiteConnection(ConnectionString);
}
public override IDbCommand CreateCommand()
{
return new SQLiteCommand();
}
public override DbDataAdapter CreateDataAdapter(IDbCommand selectCommand,
IDbCommand insertCommand, IDbCommand deleteCommand, IDbCommand updateCommand)
{
SQLiteDataAdapter adapter = new SQLiteDataAdapter();
if (selectCommand != null)
adapter.SelectCommand = selectCommand as SQLiteCommand;
if (insertCommand != null)
adapter.InsertCommand = insertCommand as SQLiteCommand;
if (deleteCommand != null)
adapter.DeleteCommand = deleteCommand as SQLiteCommand;
if (updateCommand != null)
adapter.UpdateCommand = updateCommand as SQLiteCommand;
return adapter;
}
public override IDbDataParameter CreateDbParameter(string parameterName)
{
IDbDataParameter parameter = new SQLiteParameter();
parameter.ParameterName = parameterName.Replace("?", "@").Replace(":", "@");
return parameter;
}
}
}
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