Apps DBA Queries

Query to get Oracle Apps URL
SQL:
select home_url from icx_parameters;

select * from registry$history;

SELECT a.application_name,
DECODE (b.status, 'I', 'Installed', 'S', 'Shared', 'N/A') status,
patch_level
FROM apps.fnd_application_vl a, apps.fnd_product_installations b
WHERE a.application_id = b.application_id and a.application_id ='200';

SELECT patch_name, patch_type, maint_pack_level, creation_date
FROM applsys.ad_applied_patches
ORDER BY creation_date DESC