Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oxuvN-0006aj-OT for psycopg@arkaria.postgresql.org; Wed, 23 Nov 2022 18:56:45 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1oxuvM-0002ne-BV for psycopg@arkaria.postgresql.org; Wed, 23 Nov 2022 18:56:44 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oxuvM-0002nV-2a for psycopg@lists.postgresql.org; Wed, 23 Nov 2022 18:56:44 +0000 Received: from mail-oi1-x22a.google.com ([2607:f8b0:4864:20::22a]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1oxuvH-0001TN-QW for psycopg@lists.postgresql.org; Wed, 23 Nov 2022 18:56:43 +0000 Received: by mail-oi1-x22a.google.com with SMTP id h132so20010521oif.2 for ; Wed, 23 Nov 2022 10:56:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=cbVMGtTfb5PAtwmICYpMJeVe3vDhL4JzJSB+MLr6rWI=; b=JtKq4PzPOcBXwdkXaOa4bzQD/KLvoNjKcIvlw/unjs6A/5zT5xUi7H1Xxm4OTc30aQ i0LeNSXVzQojKgjjMA7iBWBPYM7yS5Cmb+4ICv8n6jogrWp0zH3NKOAiCQCTROBI43CX 81Oo25xab0moQjpwIxZHPpFSef246vOFI7Pb4SdSc8RGF+mouaDNZbiBEzbnj3v45OyR IoRooB/hiOiKJPOKOUmDJMiFGy03ypqfl7q0ypKmA9+gxk/XGsXpdh0a9TLaGTdRldLz S8qCfy3SrU9Q9ZKoA7YpQlpUG+X3FFpeT4u6XHQuHMZJ4HZ9pZU9f70n6fE62o19T9hN LaHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=cbVMGtTfb5PAtwmICYpMJeVe3vDhL4JzJSB+MLr6rWI=; b=RKYZYpGbgbW+fo/qZj283wN2u0rLlmwHuRujc2hp17vW3lqEYu1cWDLbNCNEk9xpcx t4dumYhWfyAm+6xDq185LXX/ciR8qt98/Dpz0Bn9W/wI6zdsbku7zTYC7iq7gObG934O pu+naONtu9U4Ynuy4HSokr1/1WmvNfBlbN/JaQ9tdL24CilBtU4CsxWad/IoLiUMnzo6 Zuw3HEQd48zjL5MqX1SYx7I9o02XN0bDO+WIDqEMq4vE91yrqzLqdkRqcbY/NO+z+vUe oE3D/Ng2tNRl6D/mqrZc7E7Y+f/lmP2jtMYNP1DB66iV/QYp+Ff++QbHwKyaj4ncA/4P nhXA== X-Gm-Message-State: ANoB5pm5dQ2cL5FV2mVsp14RqfKj60/TjNa0mQAwb6bRo2l4Q7TEhVJI j8ySO0wrZg1l6lR90ECIzLeol9jLW8KmvwtRP+I4nMPprOw= X-Google-Smtp-Source: AA0mqf4+2xemq6dFVVU82X39Ca8BLlhB6Fl0gguZy9+a4ZnsJUM3yZOblxvSKyumLY1VB+v6noO9RqfR//vyieoLSiI= X-Received: by 2002:a05:6808:1413:b0:35b:822:8d61 with SMTP id w19-20020a056808141300b0035b08228d61mr17694593oiv.164.1669229798368; Wed, 23 Nov 2022 10:56:38 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Daniele Varrazzo Date: Wed, 23 Nov 2022 19:56:26 +0100 Message-ID: Subject: Re: Parquet support To: Christopher Bader Cc: psycopg@lists.postgresql.org Content-Type: text/plain; charset="UTF-8" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Wed, 23 Nov 2022 at 19:49, Christopher Bader wrote: > > Does psycopg support parquet as an input format? No, not yet. I had some conversation in the past around parquet input/output: it is a major project which I would like to either develop or see developed, but at the moment I don't have the several months required to do the former, and nobody has volunteered for the latter. Cheers -- Daniele