Create table_stats.sql

table_stats.sql

@@ -0,0 +1,120 @@
+REM NAME:    TFSTBLST.SQL
+REM USAGE:"@path/tfstblst"
+REM ------------------------------------------------------------------------
+REM REQUIREMENTS:
+REM   SELECT on DBA_TABLES
+REM ------------------------------------------------------------------------
+REM PURPOSE:
+REM    This script pulls the statistics for a table from DBA_TABLES and
+REM    presents them in a formatted report.  It will only report correctly
+REM    for tables which have been ANALYZEd.
+REM ------------------------------------------------------------------------
+REM Main text of script follows:
+
+set echo off
+set scan on
+set lines 132
+set pages 66
+set verify off
+set feedback off
+prompt
+accept owner prompt 'Please enter Name of Table Owner: '
+accept table_name  prompt 'Please enter Table Name to show Statistics for: '
+column TABLE_NAME heading "Table|Name" format a15
+column NUM_ROWS heading "Number|of Rows" format 9,999,990
+column BLOCKS heading "Blocks" format 999,990
+column EMPTY_BLOCKS heading "Empty|Blocks" format 999,990
+column AVG_SPACE heading "Average|Space" format 9,990
+column CHAIN_CNT heading "Chain|Count" format 990
+column AVG_ROW_LEN heading "Average|Row Len" format 990
+column COLUMN_NAME  heading "Column|Name" format a25
+column NULLABLE heading Null|able format a4
+column NUM_DISTINCT heading "Distinct|Values" format 99,990
+column DENSITY heading "Density" format 990
+column INDEX_NAME heading "Index|Name" format a15
+column UNIQUENESS heading "Unique" format a9
+column BLEV heading "B|Tree|Level" format 90
+column LEAF_BLOCKS heading "Leaf|Blks" format 99990
+column DISTINCT_KEYS heading "Distinct|Keys" format 9,999,990
+column AVG_LEAF_BLOCKS_PER_KEY heading "Average|Leaf Blocks|Per Key" format  99,990
+column AVG_DATA_BLOCKS_PER_KEY heading "Average|Data Blocks|Per Key" format  99,990
+column CLUSTERING_FACTOR heading "Cluster|Factor" format 999,990
+column COLUMN_POSITION heading "Col|Pos" format 990
+column col heading "Column|Details" format a24
+column COLUMN_LENGTH heading "Col|Len" format 990
+ select TABLE_NAME,
+ NUM_ROWS,
+ BLOCKS,
+ EMPTY_BLOCKS,
+ AVG_SPACE,
+ CHAIN_CNT,
+ AVG_ROW_LEN
+from dba_tables
+where owner = upper(nvl('&&Owner',user))
+and table_name = upper('&&Table_name')
+/
+ select
+ COLUMN_NAME,
+decode(t.DATA_TYPE,
+'NUMBER',t.DATA_TYPE||'('||
+         decode(t.DATA_PRECISION,
+                null,t.DATA_LENGTH||')',
+                t.DATA_PRECISION||','||t.DATA_SCALE||')'),
+'DATE',t.DATA_TYPE,
+'LONG',t.DATA_TYPE,
+'LONG RAW',t.DATA_TYPE,
+'ROWID',t.DATA_TYPE,
+'MLSLABEL',t.DATA_TYPE,
+t.DATA_TYPE||'('||t.DATA_LENGTH||')') ||' '||
+       decode(t.nullable,
+              'N','NOT NULL',
+              'n','NOT NULL',
+        NULL) col,
+ NUM_DISTINCT,
+ DENSITY
+from dba_tab_columns t
+where table_name = upper('&Table_name')
+and owner = upper(nvl('&Owner',user))
+/
+ select INDEX_NAME,
+ UNIQUENESS,
+ BLEVEL BLev,
+ LEAF_BLOCKS,
+ DISTINCT_KEYS,
+ AVG_LEAF_BLOCKS_PER_KEY,
+ AVG_DATA_BLOCKS_PER_KEY,
+ CLUSTERING_FACTOR
+from dba_indexes
+where table_name = upper('&Table_name')
+and table_owner = upper(nvl('&Owner',user))
+/
+break on index_name
+select
+i.INDEX_NAME,
+i.COLUMN_NAME,
+i.COLUMN_POSITION,
+decode(t.DATA_TYPE,
+'NUMBER',t.DATA_TYPE||'('||
+         decode(t.DATA_PRECISION,
+                null,t.DATA_LENGTH||')',
+                t.DATA_PRECISION||','||t.DATA_SCALE||')'),
+'DATE',t.DATA_TYPE,
+'LONG',t.DATA_TYPE,
+'LONG RAW',t.DATA_TYPE,
+'ROWID',t.DATA_TYPE,
+'MLSLABEL',t.DATA_TYPE,
+t.DATA_TYPE||'('||t.DATA_LENGTH||')') ||' '||
+       decode(t.nullable,
+              'N','NOT NULL',
+    'n','NOT NULL',
+              NULL) col
+from dba_ind_columns i,dba_tab_columns t
+where i.table_name = upper('&Table_name')
+and owner = upper(nvl('&Owner',user))
+and i.table_name = t.table_name
+and t.column_name = i.column_name
+order by index_name,column_position
+/
+clear breaks
+set echo on
+