internal SqlJoin(SqlJoinType type, SqlTable table, SqlExpression predicate = null)
{
if (table == null) throw new ArgumentNullException(nameof(table));
Type = type;
Table = table;
On = predicate == null ? null : new SqlOn(predicate);
}
/// <summary>
/// Creates a <see cref="SqlUpdate"/> that updates rows in the specified <paramref name="table"/>.
/// </summary>
/// <param name="table">
/// The table to update.
/// </param>
/// <returns>
/// A <see cref="SqlUpdate"/> that updates rows in the specified <paramref name="table"/>.
/// </returns>
public static ISqlUpdateClause Update(SqlTable table)
{
return new SqlUpdate.UpdateClause(table);
}
public ISqlJoinClause LeftJoin(SqlTable table)
{
return(JoinInternal(SqlJoinType.Left, table));
}
public ISqlJoinClause RightJoin(SqlTable table)
{
return(JoinInternal(SqlJoinType.Right, table));
}
public ISqlJoinClause InnerJoin(SqlTable table)
{
return(JoinInternal(SqlJoinType.Inner, table));
}
public ISqlJoinClause Join(SqlTable table)
{
return(JoinInternal(SqlJoinType.Default, table));
}
/// <summary>
/// Creates a <see cref="SqlUpdate"/> that updates rows in the specified <paramref name="table"/>.
/// </summary>
/// <param name="table">
/// The table to update.
/// </param>
/// <returns>
/// A <see cref="SqlUpdate"/> that updates rows in the specified <paramref name="table"/>.
/// </returns>
public static ISqlUpdateClause Update(SqlTable table)
{
return(new SqlUpdate.UpdateClause(table));
}
public UpdateClause(SqlTable table)
: base(new SqlUpdate(table))
{
}
protected override SqlExpression VisitTable(SqlTable expression)
{
_writer.WriteTable(expression.TableName, expression.Alias);
return expression;
}