json_utils

This Release
json_utils 0.1.1
Date
Status
Stable
Other Releases
Abstract
function and operator utils to PostgreSQL json type,
Released By
anthony
License
The PostgreSQL License
Resources
Special Files
Tags

Extensions

json_utils 0.1.1
Function and Operator for json type

README

Contents

\Function and operator for json type PostgreSQL 9.2+
======================================

This PostgreSQL extension implements a group of operator for json type


IMPORTANT: There're bugs in the existing version. I'm working on it and will
be releasing another version very soon.


Building
--------

run make install 
in postgresql execute: create extension json_utils


operators
--------
=  check that 2 json data are iquals
?  check if  data (json) contain a specific key.
@> check if  data (json) contain a key/value

Example
-------


CREATE TABLE table2( campo1 serial NOT NULL, campo22 json);
 
with data as 
(select '{"field1":"valor1","field2":'||generate_series(1,1000)::text||'}' as j_son) 

insert into tabla2 ( campo2) select j_son::json from datos


find a row whit  json value  '{"field1":"valor1","field2":341}' ... (operator =)
select * from tabla2 where campo2= '{"field1":"valor1","field2":341}'::json


find a row that contain in json data the key/value ='"field2":341' (operator @>)
select * from tabla1 where campo2 @> '"field2":341'






-- 
Anthony R. Sotolongo leon
asotolongo@uci.cu
Daymel Bonne
dbonne@uci.cu