public SqlQueryable <T> Update(Expression <Func <T> > expression)
{
if (expression == null)
{
throw new ArgumentNullException("expression", "Value cannot be null");
}
this.Clear();
this._sqlBuilder.SetSqlCommandType(SqlCommandType.Update);
this._sqlBuilder.IsSingleTable = true;
this._sqlBuilder.SqlUpdateStr = $"update {this._mainTableName} set ";
SqlProvider.Update(expression.Body, this._sqlBuilder);
return(this);
}
