CREATETABLE timetztmp (a timetz);
\copy timetztmp from'data/timetz.data'
CREATETABLE timetzcmp ( r_id int2, a int4, b int4 );
SET enable_seqscan=on;
INSERTINTO timetzcmp (r_id,a) SELECT1,count(*) FROM timetztmp WHERE a < '07:46:45 GMT+3';
INSERTINTO timetzcmp (r_id,a) SELECT2,count(*) FROM timetztmp WHERE a <= '07:46:45 GMT+3';
INSERTINTO timetzcmp (r_id,a) SELECT3,count(*) FROM timetztmp WHERE a = '07:46:45 GMT+3';
INSERTINTO timetzcmp (r_id,a) SELECT4,count(*) FROM timetztmp WHERE a >= '07:46:45 GMT+3';
INSERTINTO timetzcmp (r_id,a) SELECT5,count(*) FROM timetztmp WHERE a > '07:46:45 GMT+3';
INSERTINTO timetzcmp (r_id,a) SELECT11,count(*) FROM timetztmp WHERE a < '07:46:45 GMT+2';
INSERTINTO timetzcmp (r_id,a) SELECT12,count(*) FROM timetztmp WHERE a <= '07:46:45 GMT+2';
INSERTINTO timetzcmp (r_id,a) SELECT13,count(*) FROM timetztmp WHERE a = '07:46:45 GMT+2';
INSERTINTO timetzcmp (r_id,a) SELECT14,count(*) FROM timetztmp WHERE a >= '07:46:45 GMT+2';
INSERTINTO timetzcmp (r_id,a) SELECT15,count(*) FROM timetztmp WHERE a > '07:46:45 GMT+2';
INSERTINTO timetzcmp (r_id,a) SELECT21,count(*) FROM timetztmp WHERE a < '07:46:45 GMT+4';
INSERTINTO timetzcmp (r_id,a) SELECT22,count(*) FROM timetztmp WHERE a <= '07:46:45 GMT+4';
INSERTINTO timetzcmp (r_id,a) SELECT23,count(*) FROM timetztmp WHERE a = '07:46:45 GMT+4';
INSERTINTO timetzcmp (r_id,a) SELECT24,count(*) FROM timetztmp WHERE a >= '07:46:45 GMT+4';
INSERTINTO timetzcmp (r_id,a) SELECT25,count(*) FROM timetztmp WHERE a > '07:46:45 GMT+4';
CREATEINDEX timetzidx ON timetztmp USING gist ( a );
SET enable_seqscan=off;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a < '07:46:45 GMT+3'::timetz ) q WHERE r_id=1 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a <= '07:46:45 GMT+3'::timetz ) q WHERE r_id=2 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a = '07:46:45 GMT+3'::timetz ) q WHERE r_id=3 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a >= '07:46:45 GMT+3'::timetz ) q WHERE r_id=4 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a > '07:46:45 GMT+3'::timetz ) q WHERE r_id=5 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a < '07:46:45 GMT+2'::timetz ) q WHERE r_id=11 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a <= '07:46:45 GMT+2'::timetz ) q WHERE r_id=12 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a = '07:46:45 GMT+2'::timetz ) q WHERE r_id=13 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a >= '07:46:45 GMT+2'::timetz ) q WHERE r_id=14 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a > '07:46:45 GMT+2'::timetz ) q WHERE r_id=15 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a < '07:46:45 GMT+4'::timetz ) q WHERE r_id=21 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a <= '07:46:45 GMT+4'::timetz ) q WHERE r_id=22 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a = '07:46:45 GMT+4'::timetz ) q WHERE r_id=23 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a >= '07:46:45 GMT+4'::timetz ) q WHERE r_id=24 ;
UPDATE timetzcmp SET b=c FROM ( SELECT count(*) AS c FROM timetztmp WHERE a > '07:46:45 GMT+4'::timetz ) q WHERE r_id=25 ;
SELECT count(*) FROM timetzcmp WHERE a=b;
Messung V0.5 in Prozent
¤ Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.0.0Bemerkung:
(vorverarbeitet am 2026-09-28)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.