This query provide  all the necessary connection detail   in  ODI Topology.

SELECT DISTINCT
SNP_TECHNO.TECHNO_NAME    AS TECHNOLOGY,
SNP_CONNECT.CON_NAME      AS DATA_SERVER,
SNP_PSCHEMA.EXT_NAME      AS PHYSICAL_SCHEMA,
SNP_PSCHEMA.SCHEMA_NAME   AS SCHEMA_NAME,
SNP_PSCHEMA.WSCHEMA_NAME  AS WORK_SCHEMA,
SNP_CONTEXT.CONTEXT_NAME  AS CONTEXT_NAME,
SNP_LSCHEMA.LSCHEMA_NAME  AS LOGICAL_SCHEMA,
SNP_CONNECT.JAVA_DRIVER   AS DRIVER_INFO,
SNP_MTXT_PART.TXT         AS URL
FROM SNP_TECHNO
LEFT OUTER JOIN SNP_CONNECT ON SNP_CONNECT.I_TECHNO=SNP_TECHNO.I_TECHNO
LEFT OUTER JOIN SNP_PSCHEMA ON SNP_PSCHEMA.I_CONNECT=SNP_CONNECT.I_CONNECT
LEFT OUTER JOIN SNP_PSCHEMA_CONT ON SNP_PSCHEMA_CONT.I_PSCHEMA=SNP_PSCHEMA.I_PSCHEMA
LEFT OUTER JOIN SNP_LSCHEMA ON SNP_LSCHEMA.I_LSCHEMA=SNP_PSCHEMA_CONT.I_LSCHEMA
LEFT OUTER JOIN SNP_CONTEXT ON SNP_CONTEXT.I_CONTEXT=SNP_PSCHEMA_CONT.I_CONTEXT
LEFT OUTER JOIN SNP_MTXT_PART ON SNP_MTXT_PART.I_TXT=SNP_CONNECT.I_TXT_JAVA_URL
WHERE SNP_CONNECT.CON_NAME IS NOT NULL
ORDER BY SNP_TECHNO.TECHNO_NAME