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All versions of PostgreSQL. Add an additional version-specific tag like [postgresql-13] if that context is relevant.

0 votes

How to get lexemes in original sort order from ts_vector?

This function seems to work, Please, suggest if there is a better way. CREATE OR REPLACE FUNCTION public.tokenize_orig( p_string text, p_dictionary regconfig) RETURNS text[] AS $BODY$ /* T …
zlatko's user avatar
  • 175
2 votes
2 answers
2k views

How to get lexemes in original sort order from ts_vector?

Postgres' full text search to_tsvector() function returns a sorted array of lexemes. I need exactly that, just with lexemes in original sort order. Is there any such Postgres function, or do I need to …
zlatko's user avatar
  • 175
0 votes
0 answers
335 views

How to prevent regular users to backup database, in Postgresql

How can I prevent/restrict regular users, that do have select rights granted on tables etc, to perform backup of Postgres database? Is there a way to enable users to connect, select, update etc. tabl …
zlatko's user avatar
  • 175
0 votes
1 answer
387 views

Postgresql function equivalent to Excel's NORMSINV function?

I need Excel's NORMSINV equivalent function for PostgreSQL, preferably plpgsql function. Can somebody help? …
zlatko's user avatar
  • 175
1 vote

Postgresql function equivalent to Excel's NORMSINV function?

This is debugged David Fetter's function: CREATE OR REPLACE FUNCTION public.normsinv(prob double precision) RETURNS double precision LANGUAGE sql COST 100 IMMUTABLE STRICT PARALLEL SAFE AS $BODY …
zlatko's user avatar
  • 175
2 votes
2 answers
666 views

Insert result of a parallellized select query into a table, in Postgresql

My question is: Is there any way to trick the Postgresql so that a SELECT query is executed as parallel query and then its result inserted into a table? …
zlatko's user avatar
  • 175
1 vote
2 answers
4k views

Recommended Postgresql index type to be used with not equal (<>) where condition

I need to query two huge tables (more than milion records). Besides other conditions, there is also a not equal (<>) where condition on a columns pair of varchar type. It has to exclude one in a milli …
zlatko's user avatar
  • 175