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-- создание таблиц и наполнение их данными -- -- простейший случай create table test_simple ( dt date null, val int null ); -- используем формат дат своей СУБД (или меняем настройки, напр. через NLS_DATE_FORMAT в Oracle) insert into test_simple (dt, val) values ('2019-11-01', 6); insert into test_simple (dt, val) values ('2019-11-02', 3); insert into test_simple (dt, val) values ('2019-11-03', 3); insert into test_simple (dt, val) values ('2019-11-04', 4); insert into test_simple (dt, val) values ('2019-11-05', 2); insert into test_simple (dt, val) values ('2019-11-06', 4); insert into test_simple (dt, val) values ('2019-11-07', 8); insert into test_simple (dt, val) values ('2019-11-08', 0); insert into test_simple (dt, val) values ('2019-11-09', 6); insert into test_simple (dt, val) values ('2019-11-10', 0); insert into test_simple (dt, val) values ('2019-11-11', 8); insert into test_simple (dt, val) values ('2019-11-12', 8); insert into test_simple (dt, val) values ('2019-11-13', 0); insert into test_simple (dt, val) values ('2019-11-14', 2); insert into test_simple (dt, val) values ('2019-11-15', 8); insert into test_simple (dt, val) values ('2019-11-16', 7); -- случай с группами create table test_groups ( grp varchar null, -- varchar2(1) in Oracle dt date null, val int null ); -- используем формат дат своей СУБД (или меняем настройки, напр. через NLS_DATE_FORMAT в Oracle) insert into test_groups (grp, dt, val) values ('a', '2019-11-06', 1); insert into test_groups (grp, dt, val) values ('a', '2019-11-07', 3); insert into test_groups (grp, dt, val) values ('a', '2019-11-08', 4); insert into test_groups (grp, dt, val) values ('a', '2019-11-09', 1); insert into test_groups (grp, dt, val) values ('a', '2019-11-10', 7); insert into test_groups (grp, dt, val) values ('b', '2019-11-06', 9); insert into test_groups (grp, dt, val) values ('b', '2019-11-07', 10); insert into test_groups (grp, dt, val) values ('b', '2019-11-08', 9); insert into test_groups (grp, dt, val) values ('b', '2019-11-09', 1); insert into test_groups (grp, dt, val) values ('b', '2019-11-10', 10); insert into test_groups (grp, dt, val) values ('c', '2019-11-06', 4); insert into test_groups (grp, dt, val) values ('c', '2019-11-07', 10); insert into test_groups (grp, dt, val) values ('c', '2019-11-08', 9); insert into test_groups (grp, dt, val) values ('c', '2019-11-09', 4); insert into test_groups (grp, dt, val) values ('c', '2019-11-10', 4); -- проверяем данные -- select * from test_simple order by dt; select * from test_groups order by grp, dt;

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