NAME

SQL::Entity::Column - Entity column abstraction.

SYNOPSIS

    use SQL::Entity::Column ':all';

    my $column = SQL::Entity::Column->new(name  => 'name');
    or 
    my $column = sql_column(name  => 'name');

DESCRIPTION

Represents entities column, that maps to the table column, or sql expression.

EXPORT

None by default.

sql_column by tag 'all'

ATTRIBUTES

id

Column alias

name

table

Table association

entity

Entity association

expression

Column expression: f.e. col1 || col2

case_sensitive

queryable

Flag is column can be use in where caluse

insertable

update_allowed

unique

METHODS

initialise

as_string

subquery_to_string

as_operand

Returns column as condition operand.

sql_column

COPYRIGHT

The SQL::Entity::Column module is free software. You may distribute under the terms of either the GNU General Public License or the Artistic License, as specified in the Perl README file.

SEE ALSO

SQL::Entity SQL::Entity::Table SQL::Entity::Condition

AUTHOR

Adrian Witas, adrian@webapp.strefa.pl