2014-09-17 13:23:48 +02:00

33 lines
782 B
SQL

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--
-- File name: grpn.sql
-- Purpose: Quick group by query for aggregating Numeric columns
-- Calculate sum,min,max,avg,count for simple expressions
--
-- Author: Tanel Poder
-- Copyright: (c) http://www.tanelpoder.com
--
-- Usage: @grpn <agg_col> <from_table> <filter_cond> <group_by_cols>
-- @grpn bytes dba_segments tablespace_name='SYSTEM' owner,segment_type
--
--
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select
&4,
count(&1),
count(distinct &1) DISTCNT,
sum(&1),
avg(&1),
min(&1),
max(&1)
from
&2
where
&3
group by --rollup
( &4 )
/