Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 42578200C0F for ; Thu, 19 Jan 2017 00:28:31 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id 40C32160B53; Wed, 18 Jan 2017 23:28:31 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 8C7D3160B43 for ; Thu, 19 Jan 2017 00:28:30 +0100 (CET) Received: (qmail 24364 invoked by uid 500); 18 Jan 2017 23:28:29 -0000 Mailing-List: contact dev-help@arrow.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@arrow.apache.org Delivered-To: mailing list dev@arrow.apache.org Received: (qmail 24353 invoked by uid 99); 18 Jan 2017 23:28:29 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 18 Jan 2017 23:28:29 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 251D518066C for ; Wed, 18 Jan 2017 23:28:29 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -1.198 X-Spam-Level: X-Spam-Status: No, score=-1.198 tagged_above=-999 required=6.31 tests=[KAM_ASCII_DIVIDERS=0.8, KAM_LAZY_DOMAIN_SECURITY=1, RP_MATCHES_RCVD=-2.999, URIBL_BLOCKED=0.001] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id fri_YIcJGtz0 for ; Wed, 18 Jan 2017 23:28:28 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id D06505FB0F for ; Wed, 18 Jan 2017 23:28:27 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 206E9E8660 for ; Wed, 18 Jan 2017 23:28:27 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 87BA425289 for ; Wed, 18 Jan 2017 23:28:26 +0000 (UTC) Date: Wed, 18 Jan 2017 23:28:26 +0000 (UTC) From: "Wes McKinney (JIRA)" To: dev@arrow.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Resolved] (ARROW-468) Python: Conversion of nested data in pd.DataFrames to/from Arrow structures MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 18 Jan 2017 23:28:31 -0000 [ https://issues.apache.org/jira/browse/ARROW-468?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Wes McKinney resolved ARROW-468. -------------------------------- Resolution: Fixed Issue resolved by pull request 289 [https://github.com/apache/arrow/pull/289] > Python: Conversion of nested data in pd.DataFrames to/from Arrow structures > --------------------------------------------------------------------------- > > Key: ARROW-468 > URL: https://issues.apache.org/jira/browse/ARROW-468 > Project: Apache Arrow > Issue Type: Improvement > Components: Python > Reporter: Uwe L. Korn > Assignee: Uwe L. Korn > > Add the support for "nested" columns between Pandas and Arrow, explicitly columns that consist of lists of varying length. As determining the schema here is even more complex, the user should provide the schema for the Pandas->Arrow conversion. -- This message was sent by Atlassian JIRA (v6.3.4#6332)