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 1n82bM-0004Hq-Vp for pgsql-admin@arkaria.postgresql.org; Thu, 13 Jan 2022 16:05:24 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1n82bL-00062e-Na for pgsql-admin@arkaria.postgresql.org; Thu, 13 Jan 2022 16:05:23 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1n82bL-00062T-7z for pgsql-admin@lists.postgresql.org; Thu, 13 Jan 2022 16:05:23 +0000 Received: from hermes.gatewaynet.com ([193.92.121.98]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1n82bI-0005cc-2F for pgsql-admin@lists.postgresql.org; Thu, 13 Jan 2022 16:05:22 +0000 Received: from smadev.internal.net (pc131.internal.net [10.9.200.131]) by hermes.gatewaynet.com (8.15.2/8.15.2/Debian-8+deb9u1) with ESMTPS id 20DG5CQP015932 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 13 Jan 2022 18:05:17 +0200 Received: from smadev.internal.net (smadev [10.9.200.131]) by smadev.internal.net (8.15.2/8.15.2) with ESMTP id 20DG5Cix098481 for ; Thu, 13 Jan 2022 18:05:12 +0200 (EET) (envelope-from achill@matrix.gatewaynet.com) Subject: Re: New Oracle system in our house, migration chances To: pgsql-admin@lists.postgresql.org References: <5387d1e8-a7d4-f568-fef1-30489fe93bba@matrix.gatewaynet.com> <20220113141241.GV25601@aart.rice.edu> From: Achilleas Mantzios Message-ID: Date: Thu, 13 Jan 2022 18:05:12 +0200 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Virus-Scanned: clamav-milter 0.102.4 at hermes X-Virus-Status: Clean X-Spam-Status: No, score=-29.0 required=5.0 tests=ALL_TRUSTED,DYN_HAM_COORD, DYN_HAM_IT,DYN_HAM_NAUTICAL autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on hermes.gatewaynet.com List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 13/1/22 5:06 μ.μ., Ron wrote: > On 1/13/22 8:15 AM, Achilleas Mantzios wrote: >> On 13/1/22 4:12 μ.μ., Kenneth Marshall wrote: >>>>> Hi Achilleas, >>>>> I would go with version B - since as I understand it's ISV >>>>> solution. Meaning the postgres ddl was tested and aligned with the >>>>> application layer, otherwise you would need to fix app layer after >>>>> the migration. >>>> Dziekuje Alicija. The powerbuilder app is in-house developed, source >>>> is available, what could be wrong with the app? Browsing through the >>>> powerbuilder source I don't see (by eye) anything that could break >>>> something in PgSQL. >>>> -- >>>> Achilleas Mantzios >>>> DBA, Analyst, IT Lead >>>> IT DEPT >>>> Dynacom Tankers Mgmt >>> Hi Achilleas, >>> >>> If the schema and usage is straight-forward, I would recommend using >>> ora2pg to give you an estimation cost for your migration by letting you >>> know what cannot be automatically translated. Once you have that you >>> will be better informed as to the work needed. >> Thank you Ken! > > ora2pg worked perfectly for us in migrating 8TB of Oracle 11 data and simple triggers to Pg 12. wow! Thank you! -- Achilleas Mantzios DBA, Analyst, IT Lead IT DEPT Dynacom Tankers Mgmt