On 2012-07-03, at 1:43 PM, Mark Cave-Ayland wrote:

> On 03/07/12 12:34, René Fournier wrote:
> 
>> 
>> If I quit and restart psql, same error occurs. Only if I drop the table
>> can I insert more rows — but again, only up to around 300 rows or 100 kb
>> (not sure where the limit is)... So, it's not dependent on the kind of
>> coordinates or row data, just the number of inserts and/or the amount of
>> data. Any ideas what is causing the problem here?
> 
> Strange - from what you're saying, it sounds as if it could be to do with the 
> index splitting code, but without a backtrace 
> (http://trac.osgeo.org/postgis/wiki/DevWikiGettingABackTrace) it's tricky to 
> say exactly.
> 
> One small nit - I notice you've got a geography column but you're using 
> ST_GeomFromText() rather than ST_GeogFromText() which is likely introducing 
> an extra cast somewhere. Does changing to ST_GeogFromText() help prevent the 
> crash at all?

Hi Mark,
Thanks for the tip... I changed to GeogFromText(), but the error/crash still 
occurs, at the same point...  After the crash, here's what the tables look like:

                              List of relations
 Schema |        Name        |   Type   |  Owner   |    Size    | Description 
--------+--------------------+----------+----------+------------+-------------
 public | accounts           | table    | postgres | 8192 bytes | 
 public | accounts_id_seq    | sequence | postgres | 8192 bytes | 
 public | addresses          | table    | postgres | 96 kB      | 
 public | addresses_id_seq   | sequence | postgres | 8192 bytes | 
 public | geography_columns  | view     | postgres | 0 bytes    | 
 public | geometry_columns   | table    | postgres | 8192 bytes | 
 public | languages          | table    | postgres | 8192 bytes | 
 public | languages_id_seq   | sequence | postgres | 8192 bytes | 
 public | spatial_ref_sys    | table    | postgres | 3000 kB    | 
 public | territories        | table    | postgres | 416 kB     | 
 public | territories_id_seq | sequence | postgres | 8192 bytes | 
 public | users              | table    | postgres | 96 kB      | 
 public | users_id_seq       | sequence | postgres | 8192 bytes | 

Is it strange that the geography_columns view is 0 bytes? Even though both 
territories and addresses have a geography column (POLYGON and POINT 
respectively) and an associated GIST index?

...Rene



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