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Re: Regarding varchar max length in postgres

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On Mon, Oct 15, 2018 at 2:42 PM Durgamahesh Manne <maheshpostgres9@xxxxxxxxx> wrote:


On Mon, Oct 15, 2018 at 2:35 PM Durgamahesh Manne <maheshpostgres9@xxxxxxxxx> wrote:


On Mon, Oct 15, 2018 at 2:32 PM Durgamahesh Manne <maheshpostgres9@xxxxxxxxx> wrote:


On Fri, Oct 5, 2018 at 8:55 PM Adrian Klaver <adrian.klaver@xxxxxxxxxxx> wrote:
On 10/5/18 8:18 AM, Durgamahesh Manne wrote:
> Hi
>
> please let me know the max length of varchar  & text in postgres

https://www.postgresql.org/docs/10/static/datatype-character.html
>
>
>
> Regards
>
> Durgamahesh Manne


--
Adrian Klaver
adrian.klaver@xxxxxxxxxxx

 Hi 

Thank you for this information

      ((((as per the postgresql documentation 

 If character varying is used without length specifier, the type accepts strings of any size 

but varchar does not accept more than this ))))

as per the postgresql documentation   please ignore incomplete above message i mailed to respected community members 

 If character varying is used without length specifier, the type accepts strings of any size 

but varchar does not accept more than this 10485760 value

   create table test(id serial primary key, str varchar(10485761));

     ERROR: length for type varchar cannot exceed 10485760 


as thomas said that 

Further down on that page the overall limit is documented: 

    In any case, the longest possible character string that can be stored is about 1 GB

So the part that you quoted implicitly means "accepts strings of any size  - up to the maximum of 1GB"
Maybe it makes sense to make that clearer at that point.


was there any specific reason that you have given max length for varchar is limited to 10485760 value?

why you have not given max length for varchar is unlimited like text datatype ?

character varying(n)varchar(n)variable-length with limit 
character(n)char(n)fixed-length, blank padded
textvariable unlimited length



Regards





 

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