MIME-Version: 1.0
References: 
 <CAM4Za0x46sgmAqaKxfm6=gRET782hZ8sMA-DgzX3eDLnAtDEkg@mail.gmail.com>
In-Reply-To: 
 <CAM4Za0x46sgmAqaKxfm6=gRET782hZ8sMA-DgzX3eDLnAtDEkg@mail.gmail.com>
From: =?UTF-8?Q?Muhammet_Kurto=C4=9Flu?= <muhammet.kurtoglu@bisoft.com.tr>
Date: Mon, 6 Apr 2026 10:09:04 +0300
Message-ID: 
 <CANM7_8Uq9QKAX_SAcNcYz6AjZ32sYgiB5iMV45BcuHaAdDOV3A@mail.gmail.com>
Subject: Re: How to setup Multi-master replication on postgresql 18
To: akshay chandratre <akshaychandratre44@gmail.com>
Cc: Pgsql-admin <pgsql-admin@lists.postgresql.org>
Content-Type: multipart/alternative; boundary="0000000000003bc3af064ec558f1"
Archived-At: 
 <https://www.postgresql.org/message-id/CANM7_8Uq9QKAX_SAcNcYz6AjZ32sYgiB5iMV45BcuHaAdDOV3A%40mail.gmail.com>
Precedence: bulk

--0000000000003bc3af064ec558f1
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

Hi,
 You can use symetricds community which resolves conflicts with predefined
rules on master master replication
Best REgards


akshay chandratre <akshaychandratre44@gmail.com>, 6 Nis 2026 Pzt, 09:25
tarihinde =C5=9Funu yazd=C4=B1:

> Hi Everyone,
>
> The client required the multimaster replication on the production
> environment. I want help regarding the following things:
> 1. How to setup multi-master replication on postgresql ?
> 2. How to handle the conflicts regarding the writes on both masters
> servers ?
> 3. Is it reliable for production ? Any other suggestions or options for
> multimaster ?
>
> Postgresql V18
> Os: centOS
>
> Thanks in advance...
>


--=20

*Muhammet KURTO=C4=9ELU*

T:  +90(312) 220 12 20 <%2B90%28374%29%20262%2098%2000>

F:  +90(312) 286 00 10 <%2B90%28374%29%20262%2090%2091>

muhammet.kurtoglu@bisoft.com.tr <caner.olkan@bisoft.com.tr>

--0000000000003bc3af064ec558f1
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Hi,<div>=C2=A0You can use symetricds=C2=A0community which =
resolves conflicts with predefined rules on master master replication</div>=
<div>Best REgards</div><div><br></div></div><br><div class=3D"gmail_quote g=
mail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">akshay chandrat=
re &lt;<a href=3D"mailto:akshaychandratre44@gmail.com">akshaychandratre44@g=
mail.com</a>&gt;, 6 Nis 2026 Pzt, 09:25 tarihinde =C5=9Funu yazd=C4=B1:<br>=
</div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;b=
order-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr">Hi=
 Everyone,<br><br>The client required the multimaster replication on the pr=
oduction environment. I want help regarding the following things:<br>1. How=
 to setup=C2=A0multi-master replication on postgresql ?<br>2. How to handle=
 the conflicts regarding the writes on both masters servers=C2=A0?<br>3. Is=
 it reliable for production ? Any other suggestions or options for multimas=
ter ?<br><br>Postgresql V18<br>Os: centOS<div><br></div><div>Thanks in adva=
nce...</div></div>
</blockquote></div><div><br clear=3D"all"></div><div><br></div><span class=
=3D"gmail_signature_prefix">-- </span><br><div dir=3D"ltr" class=3D"gmail_s=
ignature"><div dir=3D"ltr"><div><div dir=3D"ltr"><div dir=3D"ltr"><div dir=
=3D"ltr"><div dir=3D"ltr"><div dir=3D"ltr"><div dir=3D"ltr"><div dir=3D"ltr=
"><div dir=3D"ltr"><div><table border=3D"0" cellspacing=3D"0" cellpadding=
=3D"0" style=3D"font-size:12.8px;border-collapse:collapse"><tbody><tr style=
=3D"height:89.5pt"><td width=3D"192" valign=3D"top" style=3D"width:143.65pt=
;padding:0cm 5.4pt;height:89.5pt"><p><b style=3D"font-size:12.8px"><span la=
ng=3D"EN-US" style=3D"font-family:Tahoma,sans-serif">Muhammet KURTO=C4=9ELU=
</span></b><br></p><p><span lang=3D"EN-US" style=3D"font-size:8pt;font-fami=
ly:Tahoma,sans-serif;color:rgb(31,73,125)">T:=C2=A0=C2=A0</span><span lang=
=3D"EN-US" style=3D"font-size:12.8px"><a href=3D"tel:%2B90%28374%29%20262%2=
098%2000" style=3D"color:rgb(17,85,204)" target=3D"_blank"><span style=3D"f=
ont-size:8pt;font-family:Tahoma,sans-serif">+90(312) 220 12 20</span></a></=
span><br></p><p><span lang=3D"EN-US" style=3D"font-size:8pt"></span></p><p>=
<span lang=3D"EN-US" style=3D"font-size:8pt;font-family:Tahoma,sans-serif;c=
olor:rgb(31,73,125)">F:=C2=A0=C2=A0</span><span lang=3D"EN-US"><a href=3D"t=
el:%2B90%28374%29%20262%2090%2091" style=3D"color:rgb(17,85,204)" target=3D=
"_blank"><span style=3D"font-size:8pt;font-family:Tahoma,sans-serif">+90(31=
2) 286 00 10</span></a></span><span lang=3D"EN-US" style=3D"font-size:8pt">=
</span></p><p><span lang=3D"EN-US" style=3D"font-size:10pt;font-family:Aria=
l,sans-serif"><a href=3D"mailto:caner.olkan@bisoft.com.tr" style=3D"color:r=
gb(17,85,204)" target=3D"_blank">muhammet.kurtoglu@bisoft.com.tr</a>=C2=A0<=
/span></p></td></tr></tbody></table><p style=3D"font-size:12.8px">=C2=A0=C2=
=A0<span style=3D"font-size:12.8px;text-align:-webkit-auto">=C2=A0=C2=A0</s=
pan></p><div dir=3D"ltr" style=3D"font-size:12.8px"></div><div dir=3D"ltr" =
style=3D"font-size:12.8px"><img src=3D"https://mail.google.com/mail/u/0/?ui=
=3D2&amp;ik=3Da8f4776c24&amp;view=3Dfimg&amp;th=3D15f01658aaf7788e&amp;atti=
d=3D0.1.1&amp;disp=3Demb&amp;attbid=3DANGjdJ_29R3icL0TrYgvTiW7lKRDasuNBh8iw=
o9MO53emdy4rKPtx2PRHFiDZYi5yK3svg7QHIeF8PPy_KIn6tSf7sozhEnJYtVgBJ4hifRuatjR=
7_0O4OPQWP2yXo8&amp;sz=3Ds0-l75-ft&amp;ats=3D1507558545422&amp;rm=3D15f0165=
8aaf7788e&amp;zw&amp;atsh=3D1" style=3D"font-size: 12.8px;"></div></div><di=
v><div style=3D"font-size:small"><div><p><u></u></p></div><div><p><u></u><b=
r><br><br><br></p></div></div></div></div></div></div></div></div></div></d=
iv></div></div></div></div>

--0000000000003bc3af064ec558f1--