Update of /cvsroot/monetdb/sql/src/test/Tests
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv22224
Modified Files:
All
Added Files:
median_stdev.sql median_stdev.stable.err
median_stdev.stable.out
Log Message:
add the example median and stdev queries (also tests the row_number windowing
function)
--- NEW FILE: median_stdev.stable.err ---
stderr of test 'median_stdev` in directory 'src/test` itself:
# 20:38:18 >
# 20:38:18 > mserver5
"--config=/ufs/niels/scratch/monetdb/Linux-x86_64/etc/monetdb5.conf" --debug=10
--set
"monet_mod_path=/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/lib:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/bin"
--set "gdk_dbfarm=/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/dbfarm"
--set
"sql_logdir=/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/sql_logs"
--set mapi_open=true --set xrpc_open=true --set mapi_port=36991 --set
xrpc_port=46066 --set monet_prompt= --trace "--dbname=mTests_src_test" --set
mal_listing=0 "--dbinit= include sql;" ; echo ; echo Over..
# 20:38:18 >
# builtin opt gdk_arch = 64bitx86_64-unknown-linux-gnu
# builtin opt gdk_version = 1.23.0
# builtin opt monet_pid = 12208
# builtin opt prefix = /ufs/niels/scratch/monetdb/Linux-x86_64
# builtin opt exec_prefix = ${prefix}
# builtin opt gdk_dbname = tst
# builtin opt gdk_dbfarm = ${prefix}/var/MonetDB
# builtin opt gdk_debug = 8
# builtin opt gdk_mem_bigsize = 262144
# builtin opt gdk_alloc_map = yes
# builtin opt gdk_mem_pagebits = 14
# builtin opt gdk_vmtrim = yes
# builtin opt monet_admin = adm
# builtin opt monet_prompt = >
# builtin opt monet_welcome = yes
# builtin opt monet_mod_path =
${exec_prefix}/lib/MonetDB:${exec_prefix}/lib/bin
# builtin opt monet_daemon = yes
# builtin opt host = localhost
# builtin opt mapi_port = 50000
# builtin opt mapi_noheaders = no
# builtin opt mapi_debug = 0
# builtin opt mapi_clients = 2
# builtin opt sql_debug = 0
# builtin opt sql_logdir = ${prefix}/var/MonetDB/sql_logs
# builtin opt xquery_logdir = ${prefix}/var/MonetDB/xquery_logs
# builtin opt standoff_ns = http://monetdb.cwi.nl/standoff
# builtin opt standoff_start = start
# builtin opt standoff_end = end
# config opt prefix = /ufs/niels/scratch/monetdb/Linux-x86_64
# config opt config = ${prefix}/etc/monetdb5.conf
# config opt prefix = /ufs/niels/scratch/monetdb/Linux-x86_64
# config opt exec_prefix = ${prefix}
# config opt gdk_dbfarm = ${prefix}/var/MonetDB5/dbfarm
# config opt gdk_dbname = demo
# config opt gdk_alloc_map = no
# config opt gdk_embedded = no
# config opt gdk_debug = 0
# config opt monet_mod_path =
${exec_prefix}/lib/MonetDB5:${exec_prefix}/lib/MonetDB5/lib:${exec_prefix}/lib/MonetDB5/bin
# config opt monet_daemon = no
# config opt monet_welcome = yes
# config opt mero_msglog = ${prefix}/var/log/merovingian.log
# config opt mero_errlog = ${prefix}/var/log/merovingian.log
# config opt mero_timeinterval = 600
# config opt mero_pidfile = ${prefix}/var/run/merovingian.pid
# config opt mero_exittimeout = 7
# config opt mero_doproxy = yes
# config opt mero_discoveryttl = 600
# config opt mal_init = ${exec_prefix}/lib/MonetDB5/mal_init.mal
# config opt mal_listing = 15
# config opt checkpoint_dir = ${prefix}/var/MonetDB5/chkpnt
# config opt mapi_port = 50000
# config opt mapi_open = false
# config opt sql_debug = 0
# config opt sql_logdir = ${prefix}/var/MonetDB5/sql_logs
# config opt sql_init = ${exec_prefix}/lib/MonetDB5/sql_init.sql
# cmdline opt config =
/ufs/niels/scratch/monetdb/Linux-x86_64/etc/monetdb5.conf
# cmdline opt monet_mod_path =
/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/lib:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/bin
# cmdline opt gdk_dbfarm =
/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/dbfarm
# cmdline opt sql_logdir =
/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/sql_logs
# cmdline opt mapi_open = true
# cmdline opt xrpc_open = true
# cmdline opt mapi_port = 36991
# cmdline opt xrpc_port = 46066
# cmdline opt monet_prompt =
# cmdline opt gdk_dbname = mTests_src_test
# cmdline opt mal_listing = 0
# cmdline opt gdk_debug = 10
#warning: please don't forget to set your vault key!
#(see /ufs/niels/scratch/monetdb/Linux-x86_64/etc/monetdb5.conf)
# 20:38:18 >
# 20:38:18 > mclient -lsql -umonetdb -Pmonetdb --host=alf --port=36991
# 20:38:18 >
# 20:38:18 >
# 20:38:18 > Done.
# 20:38:18 >
U All
Index: All
===================================================================
RCS file: /cvsroot/monetdb/sql/src/test/Tests/All,v
retrieving revision 1.51
retrieving revision 1.52
diff -u -d -r1.51 -r1.52
--- All 6 Mar 2008 08:33:16 -0000 1.51
+++ All 20 Jun 2008 18:40:56 -0000 1.52
@@ -93,3 +93,4 @@
load_with_offset
copy_into
antiselect
+median_stdev
--- NEW FILE: median_stdev.sql ---
CREATE TABLE sampleData ( groupID int, numValue int );
INSERT INTO sampleData VALUES ( 1, 1 );
INSERT INTO sampleData VALUES ( 1, 2 );
INSERT INTO sampleData VALUES ( 1, 6 );
INSERT INTO sampleData VALUES ( 1, 16 );
INSERT INTO sampleData VALUES ( 1, 7 );
INSERT INTO sampleData VALUES ( 2, 5 );
INSERT INTO sampleData VALUES ( 2, 5 );
INSERT INTO sampleData VALUES ( 2, 5 );
INSERT INTO sampleData VALUES ( 2, 11 );
INSERT INTO sampleData VALUES ( 3, 10 );
INSERT INTO sampleData VALUES ( 3, 17 );
INSERT INTO sampleData VALUES ( 3, 52 );
INSERT INTO sampleData VALUES ( 3, 66 );
INSERT INTO sampleData VALUES ( 4, 18 );
INSERT INTO sampleData VALUES ( 5, 0 );
INSERT INTO sampleData VALUES ( 5, 0 );
SELECT R.groupID, AVG(1.0*R.numValue) AS medianValue
FROM
( SELECT GroupID, numValue, ROW_NUMBER() OVER(PARTITION BY groupID ORDER BY
NumValue) AS rowno
FROM sampleData
) R
INNER JOIN
( SELECT GroupID, 1+count(*) as N
FROM sampleData
GROUP BY GroupID
) G
ON R.GroupID = G.GroupID AND R.rowNo BETWEEN N/2 AND N/2+N%2
GROUP BY R.groupID;
SELECT R.groupID, sqrt(SUM((R.n-G.a)*(R.n-G.a))/count(*)) AS stdev
FROM
( SELECT GroupID, NumValue as n
FROM sampleData
) R
INNER JOIN
( SELECT GroupID, AVG(numValue) as a
FROM sampleData
GROUP BY GroupID
) G
ON R.GroupID = G.GroupID
GROUP BY R.groupID;
drop table sampleData;
--- NEW FILE: median_stdev.stable.out ---
stdout of test 'median_stdev` in directory 'src/test` itself:
# 20:38:18 >
# 20:38:18 > mserver5
"--config=/ufs/niels/scratch/monetdb/Linux-x86_64/etc/monetdb5.conf" --debug=10
--set
"monet_mod_path=/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/lib:/ufs/niels/scratch/monetdb/Linux-x86_64/lib/MonetDB5/bin"
--set "gdk_dbfarm=/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/dbfarm"
--set
"sql_logdir=/ufs/niels/scratch/monetdb/Linux-x86_64/var/MonetDB5/sql_logs"
--set mapi_open=true --set xrpc_open=true --set mapi_port=36991 --set
xrpc_port=46066 --set monet_prompt= --trace "--dbname=mTests_src_test" --set
mal_listing=0 "--dbinit= include sql;" ; echo ; echo Over..
# 20:38:18 >
# MonetDB server v5.5.0, based on kernel v1.25.0
# Serving database 'mTests_src_test'
# Compiled for x86_64-unknown-linux-gnu/64bit with 64bit OIDs dynamically linked
# Copyright (c) 1993-2008 CWI, all rights reserved
# Visit http://monetdb.cwi.nl/ for further information
# Listening for connection requests on mapi:monetdb://alf.ins.cwi.nl:36991/
# MonetDB/SQL module v2.23.0 loaded
Ready.
#function user.main():void;
# clients.quit();
#end main;
Over..
# 20:38:18 >
# 20:38:18 > mclient -lsql -umonetdb -Pmonetdb --host=alf --port=36991
# 20:38:18 >
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
[ 1 ]
% sys.r, . # table_name
% groupid, medianvalue # name
% int, double # type
% 1, 22 # length
[ 1, 6 ]
[ 2, 5 ]
[ 3, 34.5 ]
[ 4, 18 ]
[ 5, 0 ]
% sys.r, sys. # table_name
% groupid, stdev # name
% int, double # type
% 1, 22 # length
[ 1, 5.3141321022345691 ]
[ 2, 2.598076211353316 ]
[ 3, 23.41340428045439 ]
[ 4, 0 ]
[ 5, 0 ]
# 20:38:18 >
# 20:38:18 > Done.
# 20:38:18 >
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