DBI::Const::GetInfoReturn(3pm) User Contributed Perl Documentation DBI::Const::GetInfoReturn(3pm)NAME
DBI::Const::GetInfoReturn - Data and functions for describing GetInfo results
SYNOPSIS
The interface to this module is undocumented and liable to change.
DESCRIPTION
Data and functions for describing GetInfo results
perl v5.12.3 2007-01-24 DBI::Const::GetInfoReturn(3pm)
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Data::Stream::Bulk::DBI(3pm) User Contributed Perl Documentation Data::Stream::Bulk::DBI(3pm)NAME
Data::Stream::Bulk::DBI - N-at-a-time iteration of DBI statement results.
VERSION
version 0.11
SYNOPSIS
use Data::Stream::Bulk::DBI;
my $sth = $dbh->prepare("SELECT hate FROM sql"); # very big resultset
$sth->execute;
return Data::Stream::Bulk::DBI->new(
sth => $sth,
max_rows => $n, # how many at a time
slice => [ ... ], # if you want to pass the first param to fetchall_arrayref
);
DESCRIPTION
This implementation of Data::Stream::Bulk api works with DBI statement handles, using "fetchall_arrayref" in DBI.
It fetches "max_rows" at a time (defaults to 500).
ATTRIBUTES
sth The statement handle to call "fetchall_arrayref" on.
slice
Passed verbatim as the first param to "fetchall_arrayref". Should usually be "undef", provided for completetness.
max_rows
The second param to "fetchall_arrayref". Controls the size of each buffer.
Defaults to 500.
METHODS
get_more
See Data::Stream::Bulk::DoneFlag.
Calls "fetchall_arrayref" to get the next chunk of rows.
all Calls "fetchall_arrayref" to get the raminder of the data (without specifying "max_rows").
AUTHOR
Yuval Kogman <nothingmuch@woobling.org>
COPYRIGHT AND LICENSE
This software is copyright (c) 2012 by Yuval Kogman.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.
perl v5.14.2 2012-02-14 Data::Stream::Bulk::DBI(3pm)