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Top Forums UNIX for Dummies Questions & Answers Cut pid from ps using cut command Post 302778779 by DGPickett on Monday 11th of March 2013 02:09:54 PM
Old 03-11-2013
Tools take leading whitespace characters as one empty field, many empty fields or as leading space of the first field. You might use sed, so you can control field definition with regex. The ps output is also problematic as fields change form by value. Newer ps allow you to specify what fields you want with -o.
 

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MySQL::Diff::Table(3pm) 				User Contributed Perl Documentation				   MySQL::Diff::Table(3pm)

NAME
MySQL::Diff::Table - Table Definition Class SYNOPSIS
use MySQL::Diff::Table my $db = MySQL::Diff::Database->new(%options); my $def = $db->def(); my $name = $db->name(); my $field = $db->field(); my $fields = $db->fields(); # %$fields my $primary_key = $db->primary_key(); my $indices = $db->indices(); # %$indices my $options = $db->options(); my $isfield = $db->isa_field($field); my $isprimary = $db->isa_primary($field); my $isindex = $db->isa_index($field); my $isunique = $db->is_unique($field); my $isfulltext = $db->is_fulltext($field); DESCRIPTION
Parses a table definition into component parts. METHODS
Constructor new( %options ) Instantiate the objects, providing the command line options for database access and process requirements. Public Methods Fuller documentation will appear here in time :) o def Returns the table definition as a string. o name Returns the name of the current table. o field Returns the current field definition of the given field. o fields Returns an array reference to a list of fields. o primary_key Returns a hash reference to fields used as primary key fields. o indices Returns a hash reference to fields used as index fields. o options Returns the additional options added to the table definition. o isa_field Returns 1 if given field is used in the current table definition, otherwise returns 0. o isa_primary Returns 1 if given field is defined as a primary key, otherwise returns 0. o isa_index Returns 1 if given field is used as an index field, otherwise returns 0. o is_unique Returns 1 if given field is used as unique index field, otherwise returns 0. o is_fulltext Returns 1 if given field is used as fulltext index field, otherwise returns 0. COPYRIGHT AND LICENSE
Copyright (c) 2000-2011 Adam Spiers. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. SEE ALSO
mysqldiff, MySQL::Diff, MySQL::Diff::Database, MySQL::Diff::Utils AUTHOR
Adam Spiers <mysqldiff@adamspiers.org> perl v5.14.2 2012-04-06 MySQL::Diff::Table(3pm)
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