NAME

DBIx::DBSchema::Index - Index objects

SYNOPSYS

  use DBIx::DBSchema::Index;
  $index = new DBIx::DBSchema::Index (
    {
    }
  );

DESCRIPTION

DBIx::DBSchema::Index objects represent a unique or non-unique database index.

METHODS

new HASHREF | OPTION, VALUE, ...

Creates a new DBIx::DBschema::Index object.

Accepts either a hashref or a list of options and values.

Options are:

name [ INDEX_NAME ]

Returns or sets the index name.

using [ INDEX_METHOD ]

Returns or sets the optional index method.

unique [ BOOL ]

Returns or sets the unique flag.

columns [ LISTREF ]

Returns or sets the indexed columns (or expressions).

columns_sql

Returns a comma-joined list of columns, suitable for an SQL statement.

sql_create_index TABLENAME

Returns an SQL statment to create this index on the specified table.

cmp OTHER_INDEX_OBJECT

Compares this object to another supplied object. Returns true if they are identical, or false otherwise.

cmp_noname OTHER_INDEX_OBJECT

Compares this object to another supplied object. Returns true if they are identical, disregarding index name, or false otherwise.

AUTHOR

Ivan Kohler <ivan-dbix-dbschema@420.am>

Copyright (c) 2007 Ivan Kohler Copyright (c) 2007 Freeside Internet Services, Inc. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

BUGS

Is there any situation in which sql_create_index needs to return a list of multiple statements?

SEE ALSO

DBIx::DBSchema::Table, DBIx::DBSchema, DBI