/// <summary>
/// 修改表格名称。
/// </summary>
/// <param name="command">当前命令。</param>
/// <param name="builder">SQL语句构建实例。</param>
protected override void Generate(
RenameTableCommand command,
IndentedStringBuilder builder)
{
Check.NotNull(command, nameof(command));
Check.NotNull(builder, nameof(builder));
var separate = false;
var name = command.Name;
if (command.NewName != null)
{
var qualifiedName = new StringBuilder();
if (command.Schema != null)
{
qualifiedName
.Append(command.Schema)
.Append(".");
}
qualifiedName.Append(Prefix(command.Name));
Rename(qualifiedName.ToString(), Prefix(command.NewName), builder);
separate = true;
name = command.NewName;
}
if (command.NewSchema != null)
{
if (separate)
{
builder.AppendLine(Sql.BatchCommandSeparator);
}
Transfer(command.NewSchema, command.Schema, name, builder);
}
}
/// <summary> /// 修改表格名称。 /// </summary> /// <param name="command">当前命令。</param> /// <param name="builder">SQL语句构建实例。</param> protected abstract void Generate(RenameTableCommand command, IndentedStringBuilder builder);