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162 lines
4.5 KiB
Plaintext
162 lines
4.5 KiB
Plaintext
DROP DATABASE IF EXISTS mcs98_db;
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CREATE DATABASE mcs98_db;
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USE mcs98_db;
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CREATE TABLE t1 (t TINYINT, s SMALLINT, m MEDIUMINT, i INT, bi BIGINT, d1 DECIMAL(5,2), d2 DECIMAL(36,12), rl FLOAT, dbl DOUBLE)ENGINE=Columnstore;
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INSERT INTO t1 VALUES(NULL, NULL, 1234, -1000012898, 700000012898, 34.21, 90000000000000000009.124312000091, 14.01, 3900000000000001.23),
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(12, 345, 1234, -1000012899, 70000001289, 34.21, 90000000000000000009.124312000091, 14.01, 3900000000000001.23),
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(12, 345, 1234, -1000012898, 700000012899, 34.22, 90000000000000000009.124312000092, 14.02, 3900000000000001.24),
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(13, 346, 1235, NULL, NULL, NULL, NULL, NULL, NULL),
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(28, 1345, 11234, -2000012898, 1700000012899, 134.22, 190000000000000000009.124312000092, 114.02, 13900000000000001.24);
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SELECT moda(t) FROM t1;
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moda(t)
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12
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SELECT moda(s) FROM t1;
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moda(s)
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345
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SELECT moda(m) FROM t1;
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moda(m)
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1234
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SELECT moda(i) FROM t1;
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moda(i)
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-1000012898
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SELECT moda(bi) FROM t1;
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moda(bi)
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700000012899
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SELECT moda(d1) FROM t1;
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moda(d1)
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34.21
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SELECT moda(d2) FROM t1;
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moda(d2)
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90000000000000000009.124312000091
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SELECT moda(rl) FROM t1;
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moda(rl)
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14.010000228881836
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SELECT moda(dbl) FROM t1;
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moda(dbl)
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3.900000000000001e15
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CREATE TABLE t2 (
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t tinyint,
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tu tinyint unsigned,
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s smallint,
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su smallint unsigned,
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m mediumint,
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mu mediumint unsigned,
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i int,
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iu int unsigned,
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b bigint,
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bu bigint unsigned,
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d1 decimal(5,2),
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du1 decimal(5,2) unsigned,
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d2 decimal(36,12),
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du2 decimal(36,12) unsigned,
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rl float,
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dbl double,
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v char(4),
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vc varchar(10)
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) engine=columnstore;
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INSERT INTO t2 VALUES(NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL),
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(10, 10, 2010, 2010, 1237567, 1237567, 74836460, 74836460, 2223372036854775816,
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2223372036854775816, 22.34, 22.34, 70000000605040302018.124312000091,
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70000000605040302019.124312000091, 2344.32, 12345678.91011, 'five', 'five123456'),
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(-10, 10, -2010, 2010, -1237567, 1237567, -74836460, 74836460,
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-2223372036854775816, 2223372036854775816, -22.34, 22.34,
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-70000000605040302019.124312000091, 70000000605040302029.124312000091,
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-2344.32, -123456789.1011, 'four', 'five654321'),
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(1, 1, 201, 201, 1234867, 1234867, 7483646, 7483646, 2223372036854775807,
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2223372036854775807, 13.34, 13.34, 70000000605040302019.124312000091,
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70000000605040302029.124312000091, 234.432, 12345678.91011, 'five', 'five123456'),
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(-1, 1, -201, 201, -1234867, 1234867, -7483646, 7483646, -2223372036854775807,
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2223372036854775807, -13.34, 13.34, -70000000605040302019.124312000091,
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70000000605040302019.124312000091, -234.432, -1234567.891011, 'four', 'four123456'),
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(10, 10, 2010, 2010, 1237567, 1237567, 74836460, 74836460, 2223372036854775816,
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2223372036854775816, 22.34, 22.34, 70000000605040302019.124312000091,
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70000000605040302019.124312000091, 2344.32, 1234567.891011, 'five', 'five123456'),
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(-10, 10, -2010, 2010, -1237567, 1237567, -74836460, 74836460,
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-2223372036854775816, 2223372036854775816, -22.34, 22.34,
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-70000000605040302019.124312000091, 70000000605040302029.124312000091,
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-2344.32, -12345678.91011, 'four', 'five654321'),
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(1, 1, 201, 201, 1234867, 1234867, 7483646, 7483646, 2223372036854775807,
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2223372036854775807, 13.34, 13.34, 70000000605040302018.124312000091,
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70000000605040302029.124312000091, 234.432, 12345678.91011, 'six', 'six1234567');
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SELECT moda(t) FROM t2;
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moda(t)
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1
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SELECT moda(tu) FROM t2;
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moda(tu)
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10
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SELECT moda(s) FROM t2;
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moda(s)
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201
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SELECT moda(su) FROM t2;
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moda(su)
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2010
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SELECT moda(m) FROM t2;
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moda(m)
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1234867
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SELECT moda(mu) FROM t2;
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moda(mu)
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1237567
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SELECT moda(i) FROM t2;
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moda(i)
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7483646
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SELECT moda(iu) FROM t2;
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moda(iu)
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74836460
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SELECT moda(b) FROM t2;
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moda(b)
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2223372036854775807
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SELECT moda(bu) FROM t2;
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moda(bu)
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2223372036854775816
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SELECT moda(d1) FROM t2;
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moda(d1)
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13.34
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SELECT moda(du1) FROM t2;
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moda(du1)
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22.34
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SELECT moda(d2) FROM t2;
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moda(d2)
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-70000000605040302019.124312000091
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SELECT moda(du2) FROM t2;
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moda(du2)
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70000000605040302029.124312000091
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SELECT moda(rl) FROM t2;
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moda(rl)
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234.4320068359375
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SELECT moda(dbl) FROM t2;
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moda(dbl)
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12345678.91011
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SELECT moda(v) FROM t2;
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moda(v)
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five
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SELECT moda(vc) FROM t2;
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moda(vc)
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five123456
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SELECT i FROM t2 WHERE i >= (SELECT moda(i) FROM t2) order by i;
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i
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7483646
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7483646
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74836460
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74836460
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SELECT d2 FROM t2 WHERE d2 < (SELECT moda(d2) FROM t2);
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d2
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SELECT tu, moda(i) FROM t2 GROUP BY tu;
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tu moda(i)
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1 7483646
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10 -74836460
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NULL 0
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SELECT floor(moda(rl)) FROM t2;
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floor(moda(rl))
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234
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SELECT ceiling(moda(dbl)) FROM t2;
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ceiling(moda(dbl))
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12345679
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SELECT moda(floor(rl)) FROM t2;
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moda(floor(rl))
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234
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SELECT t, moda(tu) 'q1' FROM t2 GROUP BY t HAVING moda(tu) > 5;
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t q1
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-10 10
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10 10
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DROP DATABASE mcs98_db;
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