2026-03-12 20:23:15
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198
vg/dependency.sql
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198
vg/dependency.sql
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@@header
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REM
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REM N O T F I N I S H E D Y E T
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REM
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/*
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*
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* Author : Vishal Gupta
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* Purpose : Search for objects
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* Parameters : 1 - owner (% - wildchar, \ - escape char)
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* 2 - Object_NAME (% - wildchar, \ - escape char)
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* 3 - Object_Type (% - wildchar, \ - escape char)
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*
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* Revision History:
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* ===================
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* Date Author Description
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* --------- ------------ -----------------------------------------
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* 21-Feb-13 Vishal Gupta Fixed hierarchy when parent is not present
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* 16-May-12 Vishal Gupta Created
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*
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*/
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UNDEFINE owner
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UNDEFINE object_name
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UNDEFINE object_type
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DEFINE owner="&&1"
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DEFINE object_name="&&2"
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DEFINE object_type="&&3"
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COLUMN _owner NEW_VALUE owner NOPRINT
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COLUMN _object_name NEW_VALUE object_name NOPRINT
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COLUMN _subobject_name NEW_VALUE subobject_name NOPRINT
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COLUMN _object_type NEW_VALUE object_type NOPRINT
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set term off
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SELECT DECODE(UPPER('&&owner'),'','%','&&owner') "_owner"
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, DECODE(UPPER('&&object_name'),'','%','&&object_name') "_object_name"
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, DECODE(UPPER('&&subobject_name'),'','%','&&subobject_name') "_subobject_name"
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, DECODE(UPPER('&&object_type'),'','%','&&object_type') "_object_type"
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FROM DUAL;
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SELECT SUBSTR(UPPER('&&owner'), 1 , CASE INSTR('&&owner','.') WHEN 0 THEN LENGTH ('&&owner') ELSE INSTR('&&owner','.') - 1 END) "_owner"
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, CASE
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WHEN INSTR('&&owner','.') != 0 THEN SUBSTR(UPPER('&&owner'),INSTR('&&owner','.')+1)
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ELSE DECODE(UPPER('&&object_name'),'','%',UPPER('&&object_name'))
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END "_object_name"
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, CASE
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WHEN INSTR('&&owner','.') != 0 THEN DECODE(UPPER('&&object_name'),'','%',UPPER('&&object_name'))
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ELSE DECODE(UPPER('&&object_type'),'','%',UPPER('&&object_type'))
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END "_object_type"
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FROM DUAL;
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set term on
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PROMPT
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PROMPT ***************************************************************************************************
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PROMPT * D E P E N D E N C Y
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PROMPT *
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PROMPT * Input Parameters
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PROMPT * - Owner = '&&owner'
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PROMPT * - ObjectName = '&&object_name'
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PROMPT * - ObjectType = '&&object_type'
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PROMPT ***************************************************************************************************
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set pages 1000
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COLUMN hierarchy HEADING "Hierarchy" FORMAT a70
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COLUMN hierarchy_parent HEADING "Hierarchy (Parents)" FORMAT a60
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COLUMN hierarchy_children HEADING "Hierarchy (Children)" FORMAT a60
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COLUMN type HEADING "ObjectType" FORMAT a20
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COLUMN referenced_type HEADING "ObjectType" FORMAT a20
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COLUMN status HEADING "Status" FORMAT a10
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COLUMN last_ddl_time HEADING "LastDDLTime" FORMAT a18
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COLUMN last_specification_change HEADING "Last|Specification|Change" FORMAT a18
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COLUMN created HEADING "Created" FORMAT a18
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COLUMN dependency_type HEADING "DepType" FORMAT a7
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COLUMN last_analyzed HEADING "LastAnalyzed" FORMAT a18
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COLUMN num_rows HEADING "NumRows" FORMAT 99,999,999,999
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WITH parent as
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(
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SELECT /*+ no_merge */
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level hlevel
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, d.owner
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, d.name
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, d.type
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, o.status
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, o.last_ddl_time
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, o.timestamp
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, o.created
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, d.dependency_type
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FROM dba_dependencies d
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, dba_objects o
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WHERE d.owner = o.owner
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AND d.name = o.object_name
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AND d.type = o.object_type
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CONNECT BY NOCYCLE PRIOR d.owner = d.referenced_owner
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AND PRIOR d.name = d.referenced_name
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AND PRIOR DECODE(d.type,'MATERIALIZED VIEW','TABLE',d.type) = DECODE(d.referenced_type,'MATERIALIZED VIEW','TABLE',d.referenced_type)
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START WITH d.referenced_owner LIKE '&&owner' ESCAPE '\'
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AND d.referenced_name LIKE '&&object_name' ESCAPE '\'
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AND d.referenced_type LIKE '&&object_type' ESCAPE '\'
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)
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, parent_level as
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(SELECT NVL(min(hlevel),0) min_parent_level
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, NVL(max(hlevel),1) max_parent_level
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from parent)
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, children as
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(
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SELECT /*+ no_merge */
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level + max_parent_level hlevel
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, d.referenced_owner
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, d.referenced_name
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, d.referenced_type
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, o.status
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, o.last_ddl_time
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, o.timestamp
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, o.created
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, d.dependency_type
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FROM dba_dependencies d
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, dba_objects o
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, parent_level
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WHERE d.referenced_owner = o.owner
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AND d.referenced_name = o.object_name
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AND d.referenced_type = o.object_type
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CONNECT BY NOCYCLE d.owner = PRIOR d.referenced_owner
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AND d.name = PRIOR d.referenced_name
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-- For materialized views dependency view show dependency on underlying MV table.
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AND DECODE(d.type,'MATERIALIZED VIEW','TABLE',d.type) = PRIOR DECODE(d.referenced_type,'MATERIALIZED VIEW','TABLE',d.referenced_type)
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START WITH d.owner LIKE '&&owner' ESCAPE '\'
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AND d.name LIKE '&&object_name' ESCAPE '\'
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AND d.type LIKE '&&object_type' ESCAPE '\'
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)
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, hierarchy as
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(
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SELECT /*+ no_merge */ --LPAD('-',(p.hlevel-1) * 4 ,'|---') || p.owner || '.' || p.name hierarchy
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p.hlevel
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, p.owner
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, p.name object_name
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, p.type
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, p.status
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, p.last_ddl_time
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, p.timestamp
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, p.created
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, p.dependency_type
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FROM parent p
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UNION ALL
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SELECT /*+ no_merge */
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--LPAD('-', (min_parent_level ) * 4 ,'|---') || o.owner || '.' || o.object_name
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min_parent_level
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, o.owner
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, o.object_name
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, o.object_type
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, o.status
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, o.last_ddl_time
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, o.timestamp
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, o.created
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, ''
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FROM dba_objects o
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, parent_level
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WHERE o.owner LIKE '&&owner' ESCAPE '\'
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AND o.object_name LIKE '&&object_name' ESCAPE '\'
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UNION ALL
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SELECT /*+ no_merge */ -- LPAD('-',(c.hlevel-1)*4 ,'|---') || c.referenced_owner || '.' || c.referenced_name hierarchy
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c.hlevel
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, c.referenced_owner
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, c.referenced_name
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, c.referenced_type type
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, c.status
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, c.last_ddl_time
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, c.timestamp
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, c.created
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, c.dependency_type
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FROM children c
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)
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SELECT LPAD('-',(h.hlevel-1)*4 ,'|---') || h.owner || '.' || h.object_name hierarchy
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, h.type
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, h.status
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, TO_CHAR(h.last_ddl_time,'DD-MON-YY HH24:MI:SS') last_ddl_time
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, TO_CHAR(TO_DATE(h.timestamp,'YYYY-MM-DD HH24:MI:SS'),'DD-MON-YY HH24:MI:SS') last_specification_change
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, TO_CHAR(h.created,'DD-MON-YY HH24:MI:SS') created
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, h.dependency_type
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, TO_CHAR(t.last_analyzed,'DD-MON-YY HH24:MI:SS') last_analyzed
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, t.num_rows
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FROM hierarchy h
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LEFT OUTER JOIN dba_tables t ON t.owner = h.owner AND t.table_name = h.object_name AND h.type = 'TABLE'
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;
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@@footer
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