How to know how much CPU, RAM is used by existing 1 database

2022-10-25 Thread Yi Sun
Hi, There are many databases in our production patroni cluster and it seems it is overloaded, so we decide to migrate the busiest database to a new patroni cluster. pgwatch2 is implemented, how to know how much CPU, RAM is used by the database please? Then we can use it to prepare the new patroni

How to remove the partition from table .

2022-10-25 Thread Rakesh Nashine
We would like to remove the partition from one of the tables , although that partition has some business data. Now business doesn't need that partition any more .. How could we remove it? although they need the data . -- Thanks & Regards Rakesh

Re: How to remove the partition from table .

2022-10-25 Thread Erik Wienhold
> On 25/10/2022 12:47 CEST Rakesh Nashine wrote: > > We would like to remove the partition from one of the tables , although that > partition has some business data. Now business doesn't need that partition > any more .. How could we remove it? although they need the data . Detach the partition:

Re: How to remove the partition from table .

2022-10-25 Thread Ron
On 10/25/22 05:47, Rakesh Nashine wrote: We would like to remove the partition from one of the tables , although that partition has some business data. Now business doesn't need that partition any more .. How could we remove it? although they need the data . That depends on which version of Po

please give me select sqls examples to distinct these!

2022-10-25 Thread jack...@gmail.com
typedef enum SetOperation { SETOP_NONE = 0, SETOP_UNION, SETOP_INTERSECT, SETOP_EXCEPT } SetOperation; jack...@gmail.com

Re: PostgreSql Service different path

2022-10-25 Thread chris navarroza
But I'm using a different path when I initdb /usr/pgsql-14/bin/initdb -D */home/dmartuser/pgsql/14/data *so "/var/lib/pgsql/14/data/" is really empty. Is there a way to point the startup script to the new path */home/dmartuser/pgsql/14/data* ? Thanks, Chris Albert Navarroza Information Technol

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread Rob Sargent
> On Oct 25, 2022, at 7:55 AM, jack...@gmail.com wrote: > >  > > typedef enum SetOperation > { > SETOP_NONE = 0, > SETOP_UNION, > SETOP_INTERSECT, > SETOP_EXCEPT > } SetOperation; > jack...@gmail.com Please use just text. What ‘dialect’ are using? In Postgres 0: select * from

Re: Re: please give me select sqls examples to distinct these!

2022-10-25 Thread jack...@gmail.com
> On Oct 25, 2022, at 7:55 AM, jack...@gmail.com wrote: > >  > > typedef enum SetOperation > { > SETOP_NONE = 0, > SETOP_UNION, > SETOP_INTERSECT, > SETOP_EXCEPT > } SetOperation; > jack...@gmail.com Please use just text. What ‘dialect’ are using? In Postgres 0: select * from

can you give me a sql example to explain this?

2022-10-25 Thread jack...@gmail.com
/* * In a "leaf" node representing a VALUES list, the above fields are all * null, and instead this field is set. Note that the elements of the * sublists are just expressions, without ResTarget decoration. Also note * that a list element can be DEFAULT (represented as a SetToDefault * node),

Re: can you give me a sql example to explain this?

2022-10-25 Thread David G. Johnston
On Tue, Oct 25, 2022 at 7:54 AM jack...@gmail.com wrote: > /* > * In a "leaf" node representing a VALUES list, the above fields are all > * null, and instead this field is set. Note that the elements of the > * sublists are just expressions, without ResTarget decoration. Also note > * that a

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread David G. Johnston
On Tue, Oct 25, 2022 at 7:06 AM Rob Sargent wrote: > > > On Oct 25, 2022, at 7:55 AM, jack...@gmail.com wrote: > >  > > typedef enum SetOperation > { > SETOP_NONE = 0, > SETOP_UNION, > SETOP_INTERSECT, > SETOP_EXCEPT > } SetOperation; > -- > jack...@gm

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread David G. Johnston
On Tue, Oct 25, 2022 at 8:22 AM David G. Johnston < david.g.johns...@gmail.com> wrote: > On Tue, Oct 25, 2022 at 7:06 AM Rob Sargent wrote: > >> >> >> 2: select * from table join table b on Id = idb >> >> >> > #2 is probably conceptually correct but in this context should be written > as: > > Act

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread Rob Sargent
On 10/25/22 09:24, David G. Johnston wrote: On Tue, Oct 25, 2022 at 8:22 AM David G. Johnston wrote: On Tue, Oct 25, 2022 at 7:06 AM Rob Sargent wrote: 2: select * from table join table b on Id = idb #2 is probably conceptually correct but in this context should be

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread David G. Johnston
On Tue, Oct 25, 2022 at 8:56 AM Rob Sargent wrote: > On 10/25/22 09:24, David G. Johnston wrote: > > On Tue, Oct 25, 2022 at 8:22 AM David G. Johnston < > david.g.johns...@gmail.com> wrote: > >> On Tue, Oct 25, 2022 at 7:06 AM Rob Sargent >> wrote: >> >>> >>> >>> 2: select * from table join tabl

Re: please give me select sqls examples to distinct these!

2022-10-25 Thread Rob Sargent
On 10/25/22 09:58, David G. Johnston wrote: On Tue, Oct 25, 2022 at 8:56 AM Rob Sargent wrote: On 10/25/22 09:24, David G. Johnston wrote: On Tue, Oct 25, 2022 at 8:22 AM David G. Johnston wrote: On Tue, Oct 25, 2022 at 7:06 AM Rob Sargent wrote: 2

Re: synchronous streaming replication

2022-10-25 Thread j.emerlik
pon., 24 paź 2022, 06:08 użytkownik Laurenz Albe napisał: > On Sat, 2022-10-22 at 17:28 +0200, Joseph Kennedy wrote: > > Hi,I have a question. Its stays at the intersection of software > engineering and PostgreSQL. > > > > I have configured streaming synchronous replication and whit setting > "sy

Re: How to know how much CPU, RAM is used by existing 1 database

2022-10-25 Thread Yi Sun
Hi Guys, Who can help me with this please? I researched but still no result yet, thank you On Tue, 25 Oct 2022 at 16:30, Yi Sun wrote: > Hi, > > There are many databases in our production patroni cluster and it seems it > is overloaded, so we decide to migrate the busiest database to a new > pa