Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hSSDQ-0003kw-UG for pgsql-interfaces@arkaria.postgresql.org; Sun, 19 May 2019 20:15:29 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1hSSDO-0001l5-G0 for pgsql-interfaces@arkaria.postgresql.org; Sun, 19 May 2019 20:15:26 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hSQn4-0003Fe-MR for pgsql-interfaces@lists.postgresql.org; Sun, 19 May 2019 18:44:10 +0000 Received: from mail-wm1-x32d.google.com ([2a00:1450:4864:20::32d]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hSQmx-00072x-Nf for pgsql-interfaces@lists.postgresql.org; Sun, 19 May 2019 18:44:09 +0000 Received: by mail-wm1-x32d.google.com with SMTP id i3so11091887wml.4 for ; Sun, 19 May 2019 11:44:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=dBWmd51hMs5cj4hBRZX9Zb0og77Sd2C/+kWKb+v8d5s=; b=AmDBFeHG7gAf9LkVyMlrxhf2mXidwN1KofiO8h2ZM7noqKfK8G0MBLSSj3fp1K3Rt/ SQOfKZRWCckZyR2sek/sffGlGu6c0TOVdN+kbBsz0r6IzF2WFsvAvvqCuRzlsxVTjnDz +oxPef4zCgJKM3gKjFoRKeAligfIt9I/TlkuQsYZ8UN82PDu1CkezSXSMn+WbJbvxz4L +RHlzqTWP/sXwvEkcixLemt6kr69GP6vBLn6Ffxzoo1aJx3p9mTCiTWw03gPQtoUx/+q 98w/Rcr837CKZJQdFmjOLOQh00lDTp7YQTgaEq6NNX5aKmSmiD5dK0qrH6IlPbBhuUU8 pM+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=dBWmd51hMs5cj4hBRZX9Zb0og77Sd2C/+kWKb+v8d5s=; b=TOfGlyXFRLmjB0lmXgKk8ICgYsgSe7Ud+jAGdsZk1Fh1CF6fw+6tCCd2fwdgKsOtCp RsPB+xynlZcoG6tDsUEilqUquV3H+nmrzazjwU7JybL+vGXEWL/ds/XqzoDODPkfczB4 gXE4xMsIS+Dx6YQNVIR2EOw2bmAaC9YJYMIPVAPoXUhKPV9iz9Wgd6W9DmXy4MpyNKtO vXBpTYJ87qX8AMcB6eLiQaE/bPcTdRwgcTTG97vNfDT8MB4dVpu+fLduNP5aV3OQxrYo rgZ4GrfopRlXiHR2WQVovtnAUdqydTnOOitSDJ8rqzOMczQoG0gdMGDhbfgmhC/t7kIp Oypw== X-Gm-Message-State: APjAAAXPszYbw2wGIyBxd1P7G2PdstNSIdMkAsHPgw/igs3G9thSwxok etYmqWg1QW8pWMMEEHc5vgO/0BAZNc78NFi1SP7jJP33EEI= X-Google-Smtp-Source: APXvYqyWZRhkSbfbuqoNh1L0R7Xk9F0kmprNnxtDhzMHG3VCBh4gPoyQdqu2/lJRrSublcCg9Fj7LXRa+1do2OcziRU= X-Received: by 2002:a1c:305:: with SMTP id 5mr9324153wmd.127.1558291441130; Sun, 19 May 2019 11:44:01 -0700 (PDT) MIME-Version: 1.0 From: Vanil Mar Date: Sun, 19 May 2019 14:43:51 -0400 Message-ID: Subject: To: pgsql-interfaces@lists.postgresql.org Content-Type: multipart/alternative; boundary="000000000000ce22ab058941ff96" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk --000000000000ce22ab058941ff96 Content-Type: text/plain; charset="UTF-8" Hi, There was a project done over Postgresql 9.1.1 My task now is to migrate only the modified optimizer and develop it further on 10.4 How can I efficiently approach such a simulator? I mean I will need only to provide specific trees and return results, not whole postgresql dbms. In general, when I was developing over the whole postgresql it was fine as I can create a db in the regular dbms and then just compile the modified files and start it again over the already created database. Now I am really not sure what should be the right and smart approach. Can you share any advice/information/links/articles, please? Thank you in advance! --000000000000ce22ab058941ff96 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable

Hi,

=C2=A0

There was a project done over Postgresql 9.1.1

=C2=A0My task now is to migrate only the modifi= ed optimizer and develop it further on 10.4

=

How can I efficiently approach such a s= imulator? I mean I will need only to provide specific trees and return resu= lts, not whole postgresql dbms. In general, when I was developing over the = whole postgresql it was fine as I can create a db in the regular dbms and t= hen just compile the modified files and start it again over the already cre= ated database. Now I am really not sure what should be the right and smart = approach.=C2=A0

=C2=A0

Can you share any advice/information/links/arti= cles, please?=C2=A0

Thank you in advance!

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