Skip to content

Commit

Permalink
test(mtr): add aliases.test type_timestamp.test modified issue415.test(
Browse files Browse the repository at this point in the history
  • Loading branch information
davidshiz committed Oct 28, 2022
1 parent 32a763c commit 43dc33f
Show file tree
Hide file tree
Showing 5 changed files with 387 additions and 0 deletions.
91 changes: 91 additions & 0 deletions mysql-test/suite/tianmu/r/aliases.result
Original file line number Diff line number Diff line change
@@ -0,0 +1,91 @@
#
# aliases test case
#
DROP DATABASE IF EXISTS aliases_test;
CREATE DATABASE aliases_test;
USE aliases_test;
CREATE TABLE t1
(
t1_tinyint TINYINT DEFAULT 0,
t1_int INT DEFAULT NULL,
t1_bigint BIGINT,
t1_decimal DECIMAL(5,2),
t1_text TEXT,
t1_char CHAR(5),
t1_varchar VARCHAR(255) DEFAULT 'hello world!',
t1_datetime DATETIME
)ENGINE=Tianmu;
INSERT INTO t1 VALUES(NULL, NULL, NULL, NULL, '', '', '', NULL);
INSERT INTO t1 VALUES(1, 11, 987654321, 122.32, repeat('z', 20), 'aaa', repeat('a', 20), '1111-11-09 11:11:11');
INSERT INTO t1 VALUES(0, 12, 887654321, 222.32, repeat('y', 20), 'aaa', repeat('b', 20), '1111-11-11 11:11:12');
INSERT INTO t1 VALUES(1, -12, -987654321, -122.32, repeat('z', 20), 'bbb', repeat('a', 20), '1111-11-10 11:11:10');
INSERT INTO t1 VALUES(0, -11, -887654321, -222.32, repeat('x', 20), 'bbb', repeat('b', 20), '1111-11-1 11:11:19');
SELECT * FROM t1;
t1_tinyint t1_int t1_bigint t1_decimal t1_text t1_char t1_varchar t1_datetime
NULL NULL NULL NULL NULL
1 11 987654321 122.32 zzzzzzzzzzzzzzzzzzzz aaa aaaaaaaaaaaaaaaaaaaa 1111-11-09 11:11:11
0 12 887654321 222.32 yyyyyyyyyyyyyyyyyyyy aaa bbbbbbbbbbbbbbbbbbbb 1111-11-11 11:11:12
1 -12 -987654321 -122.32 zzzzzzzzzzzzzzzzzzzz bbb aaaaaaaaaaaaaaaaaaaa 1111-11-10 11:11:10
0 -11 -887654321 -222.32 xxxxxxxxxxxxxxxxxxxx bbb bbbbbbbbbbbbbbbbbbbb 1111-11-01 11:11:19
SELECT COUNT(*) AS 'Total Rows' FROM t1;
Total Rows
5
SELECT SUM(t1_int*t1_int) AS 'Sum of Squares of Integer values' FROM t1;
Sum of Squares of Integer values
530
SELECT t1_int 'Serial no', t1_text 'Name of the Book', t1_datetime 'Publish Date' FROM t1;
Serial no Name of the Book Publish Date
NULL NULL
11 zzzzzzzzzzzzzzzzzzzz 1111-11-09 11:11:11
12 yyyyyyyyyyyyyyyyyyyy 1111-11-11 11:11:12
-12 zzzzzzzzzzzzzzzzzzzz 1111-11-10 11:11:10
-11 xxxxxxxxxxxxxxxxxxxx 1111-11-01 11:11:19
SELECT CONCAT(t1_char, t1_text, t1_varchar) 'Concatinating String Columns' FROM t1;
Concatinating String Columns

aaazzzzzzzzzzzzzzzzzzzzaaaaaaaaaaaaaaaaaaaa
aaayyyyyyyyyyyyyyyyyyyybbbbbbbbbbbbbbbbbbbb
bbbzzzzzzzzzzzzzzzzzzzzaaaaaaaaaaaaaaaaaaaa
bbbxxxxxxxxxxxxxxxxxxxxbbbbbbbbbbbbbbbbbbbb
SELECT t1_tinyint AS 'Boolean value' FROM t1;
Boolean value
NULL
1
0
1
0
SELECT t1_tinyint 'Tinyint', t1_bigint 'Big Int', t1_decimal 'Decimal', t1_text AS 'Text', t1_varchar AS 'Varchar', t1_datetime AS 'Date' FROM t1 WHERE 'Decimal' >= -300 ORDER BY 'Date';
Tinyint Big Int Decimal Text Varchar Date
NULL NULL NULL NULL
1 987654321 122.32 zzzzzzzzzzzzzzzzzzzz aaaaaaaaaaaaaaaaaaaa 1111-11-09 11:11:11
0 887654321 222.32 yyyyyyyyyyyyyyyyyyyy bbbbbbbbbbbbbbbbbbbb 1111-11-11 11:11:12
1 -987654321 -122.32 zzzzzzzzzzzzzzzzzzzz aaaaaaaaaaaaaaaaaaaa 1111-11-10 11:11:10
0 -887654321 -222.32 xxxxxxxxxxxxxxxxxxxx bbbbbbbbbbbbbbbbbbbb 1111-11-01 11:11:19
SELECT COUNT(*) AS 'Total rows' FROM t1 AS table1 , t1 AS table2 WHERE table1.t1_int = table2.t1_int;
Total rows
4
SELECT table1.t1_tinyint, table2.t1_int FROM t1 AS table1 JOIN t1 AS table2 ON table1.t1_int = table2.t1_int;
t1_tinyint t1_int
1 11
0 12
1 -12
0 -11
CREATE TABLE t2(col1 INT, col2 TEXT)ENGINE=Tianmu;
INSERT INTO t2 VALUES(1, repeat('s',20)),(2, repeat('o',20)),(3, 'sss'),(4, 'ooo');
CREATE TABLE t3(col1 INT, col2 DATETIME)ENGINE=Tianmu;
INSERT INTO t3 VALUES(1, '2020-2-2'),(2, '2020-3-3');
SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 JOIN t3 AS table2 ON table1.col1 = table2.col1;
col1 Text from table1 Date from table2
1 ssssssssssssssssssss 2020-02-02 00:00:00
2 oooooooooooooooooooo 2020-03-03 00:00:00
SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 LEFT JOIN t3 AS table2 ON table1.col1 = table2.col1;
col1 Text from table1 Date from table2
1 ssssssssssssssssssss 2020-02-02 00:00:00
2 oooooooooooooooooooo 2020-03-03 00:00:00
3 sss NULL
4 ooo NULL
SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 RIGHT JOIN t3 AS table2 ON table1.col1 = table2.col1;
col1 Text from table1 Date from table2
1 ssssssssssssssssssss 2020-02-02 00:00:00
2 oooooooooooooooooooo 2020-03-03 00:00:00
DROP DATABASE aliases_test;
111 changes: 111 additions & 0 deletions mysql-test/suite/tianmu/r/type_timestamp.result
Original file line number Diff line number Diff line change
@@ -0,0 +1,111 @@
#
# Test cases for the TIMESTAMP datatype
#
DROP DATABASE IF EXISTS timestamp_test;
set sql_mode='STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';
CREATE DATABASE timestamp_test;
USE timestamp_test;
CREATE TABLE ctimestamp (a timestamp);
SET time_zone='-5:00';
INSERT INTO ctimestamp VALUES ('2019-01-01 01:02:03'), ('2019-05-05 01:01:01');
SET time_zone='+1:00';
SELECT a FROM ctimestamp ORDER BY a;
a
2019-01-01 07:02:03
2019-05-05 07:01:01
SET time_zone='-2:00';
SELECT a FROM ctimestamp ORDER BY a;
a
2019-01-01 04:02:03
2019-05-05 04:01:01
CREATE TABLE ctimestamp2 (a timestamp DEFAULT 0);
INSERT INTO ctimestamp2 SELECT * FROM ctimestamp;
SELECT a FROM ctimestamp2 ORDER BY a;
a
2019-01-01 04:02:03
2019-05-05 04:01:01
CREATE TABLE ctimestamp3 (a timestamp);
INSERT INTO ctimestamp3 VALUES (19940101), (940101),
(19940101010203), (940101010203), ('1994-01-01T01:02:03');
SELECT a FROM ctimestamp3 ORDER BY a;
a
1994-01-01 00:00:00
1994-01-01 00:00:00
1994-01-01 01:02:03
1994-01-01 01:02:03
1994-01-01 01:02:03
DROP DATABASE IF EXISTS timestamp_test;
CREATE DATABASE timestamp_test;
USE timestamp_test;
CREATE TABLE ctimestamp (a timestamp);
SET time_zone='+0:00';
INSERT INTO ctimestamp VALUES ('2019-01-02 00:02:03'),
('2019-01-02 01:02:03'), ('2019-01-02 10:11:12');
SET time_zone='+1:00';
SELECT a, a BETWEEN '2019-01-02 02:00:00' AND '2019-01-02 13:00:00'
FROM ctimestamp ORDER BY a;
a a BETWEEN '2019-01-02 02:00:00' AND '2019-01-02 13:00:00'
2019-01-02 01:02:03 0
2019-01-02 02:02:03 1
2019-01-02 11:11:12 1
INSERT INTO ctimestamp VALUES ('2020-01-03 12:12:12'),
('2020-05-06 12:12:12'), ('2020-10-28 12:12:12');
SELECT a, DAYNAME(a), DAYOFWEEK(a), DATE_FORMAT(a, '%W %M %Y'),
MONTHNAME(a), DATE(a), YEARWEEK(a), DAYOFYEAR(a), YEAR(a),
a + INTERVAL 1 DAY, TIMESTAMPDIFF(DAY, a, '2020-01-01'),
LAST_DAY(a), TRUNCATE(a, -2), a IN ('2019-01-02 01:02:03', a),
TO_DAYS(a), DAY(a), WEEK(a), WEEKDAY(a), GREATEST(a, '2020-07-01'),
MONTH(a), QUARTER(a), DATE_ADD(a, INTERVAL 1 SECOND)
FROM ctimestamp WHERE a > '2020-01-01' ORDER BY a;
a DAYNAME(a) DAYOFWEEK(a) DATE_FORMAT(a, '%W %M %Y') MONTHNAME(a) DATE(a) YEARWEEK(a) DAYOFYEAR(a) YEAR(a) a + INTERVAL 1 DAY TIMESTAMPDIFF(DAY, a, '2020-01-01') LAST_DAY(a) TRUNCATE(a, -2) a IN ('2019-01-02 01:02:03', a) TO_DAYS(a) DAY(a) WEEK(a) WEEKDAY(a) GREATEST(a, '2020-07-01') MONTH(a) QUARTER(a) DATE_ADD(a, INTERVAL 1 SECOND)
2020-01-03 12:12:12 Friday 6 Friday January 2020 January 2020-01-03 201952 3 2020 2020-01-04 12:12:12 -2 2020-01-31 20200103121200 1 737792 3 0 4 2020-07-01 1 1 2020-01-03 12:12:13
2020-05-06 12:12:12 Wednesday 4 Wednesday May 2020 May 2020-05-06 202018 127 2020 2020-05-07 12:12:12 -126 2020-05-31 20200506121200 1 737916 6 18 2 2020-07-01 5 2 2020-05-06 12:12:13
2020-10-28 12:12:12 Wednesday 4 Wednesday October 2020 October 2020-10-28 202043 302 2020 2020-10-29 12:12:12 -301 2020-10-31 20201028121200 1 738091 28 43 2 2020-10-28 12:12:12 10 4 2020-10-28 12:12:13
SELECT UNIX_TIMESTAMP(a), TIME_TO_SEC(a), CEIL(a),
CAST(LEAST(a, '2019-03-03 00:00:00') AS DATETIME),
ROUND(a), SECOND(a), MINUTE(a), HOUR(a), FLOOR(a)
FROM ctimestamp ORDER BY a;
UNIX_TIMESTAMP(a) TIME_TO_SEC(a) CEIL(a) CAST(LEAST(a, '2019-03-03 00:00:00') AS DATETIME) ROUND(a) SECOND(a) MINUTE(a) HOUR(a) FLOOR(a)
1546387323 3723 20190102010203 2019-01-02 01:02:03 20190102010203 3 2 1 20190102010203
1546390923 7323 20190102020203 2019-01-02 02:02:03 20190102020203 3 2 2 20190102020203
1546423872 40272 20190102111112 2019-01-02 11:11:12 20190102111112 12 11 11 20190102111112
1578049932 43932 20200103121212 2019-03-03 00:00:00 20200103121212 12 12 12 20200103121212
1588763532 43932 20200506121212 2019-03-03 00:00:00 20200506121212 12 12 12 20200506121212
1603883532 43932 20201028121212 2019-03-03 00:00:00 20201028121212 12 12 12 20201028121212
DROP DATABASE IF EXISTS timestamp_test;
CREATE DATABASE timestamp_test;
USE timestamp_test;
CREATE TABLE ctimestamp (a timestamp, b int);
SET time_zone='+0:00';
INSERT INTO ctimestamp VALUES ('2019-01-03 12:12:12', 1),
('2019-01-04 12:12:12', 2), ('2019-01-03 12:12:12', 4),
('2019-01-03 12:12:12', 2), ('2019-01-04 12:12:12', 1);
SELECT a, b, SUM(b)
FROM ctimestamp;
a b SUM(b)
2019-01-03 12:12:12 1 10
SELECT a, b, MAX(a)
FROM ctimestamp;
a b MAX(a)
2019-01-03 12:12:12 1 2019-01-04 12:12:12
DROP DATABASE IF EXISTS timestamp_test;
CREATE DATABASE timestamp_test;
USE timestamp_test;
CREATE TABLE ctimestamp (a int, b timestamp);
INSERT INTO ctimestamp VALUES (1, 20190101), (1, 20200202),
(2, 20190202), (2, 20200202), (2, 20190101);
SELECT b, count(*) FROM ctimestamp GROUP BY b ORDER BY b;
b count(*)
2019-01-01 00:00:00 2
2019-02-02 00:00:00 1
2020-02-02 00:00:00 2
SELECT b, max(a), min(a) FROM ctimestamp GROUP BY b ORDER BY b;
b max(a) min(a)
2019-01-01 00:00:00 2 1
2019-02-02 00:00:00 2 2
2020-02-02 00:00:00 2 1
SELECT a, max(b), min(b) FROM ctimestamp GROUP BY a ORDER BY a;
a max(b) min(b)
1 2020-02-02 00:00:00 2019-01-01 00:00:00
2 2020-02-02 00:00:00 2019-01-01 00:00:00
DROP DATABASE timestamp_test;
54 changes: 54 additions & 0 deletions mysql-test/suite/tianmu/t/aliases.test
Original file line number Diff line number Diff line change
@@ -0,0 +1,54 @@
--source include/have_tianmu.inc

--echo #
--echo # aliases test case
--echo #

--disable_warnings
DROP DATABASE IF EXISTS aliases_test;
--enable_warnings

CREATE DATABASE aliases_test;
USE aliases_test;

CREATE TABLE t1
(
t1_tinyint TINYINT DEFAULT 0,
t1_int INT DEFAULT NULL,
t1_bigint BIGINT,
t1_decimal DECIMAL(5,2),
t1_text TEXT,
t1_char CHAR(5),
t1_varchar VARCHAR(255) DEFAULT 'hello world!',
t1_datetime DATETIME
)ENGINE=Tianmu;
INSERT INTO t1 VALUES(NULL, NULL, NULL, NULL, '', '', '', NULL);
INSERT INTO t1 VALUES(1, 11, 987654321, 122.32, repeat('z', 20), 'aaa', repeat('a', 20), '1111-11-09 11:11:11');
INSERT INTO t1 VALUES(0, 12, 887654321, 222.32, repeat('y', 20), 'aaa', repeat('b', 20), '1111-11-11 11:11:12');
INSERT INTO t1 VALUES(1, -12, -987654321, -122.32, repeat('z', 20), 'bbb', repeat('a', 20), '1111-11-10 11:11:10');
INSERT INTO t1 VALUES(0, -11, -887654321, -222.32, repeat('x', 20), 'bbb', repeat('b', 20), '1111-11-1 11:11:19');

SELECT * FROM t1;

SELECT COUNT(*) AS 'Total Rows' FROM t1;
SELECT SUM(t1_int*t1_int) AS 'Sum of Squares of Integer values' FROM t1;
SELECT t1_int 'Serial no', t1_text 'Name of the Book', t1_datetime 'Publish Date' FROM t1;
SELECT CONCAT(t1_char, t1_text, t1_varchar) 'Concatinating String Columns' FROM t1;
SELECT t1_tinyint AS 'Boolean value' FROM t1;
--disable_warnings
SELECT t1_tinyint 'Tinyint', t1_bigint 'Big Int', t1_decimal 'Decimal', t1_text AS 'Text', t1_varchar AS 'Varchar', t1_datetime AS 'Date' FROM t1 WHERE 'Decimal' >= -300 ORDER BY 'Date';
SELECT COUNT(*) AS 'Total rows' FROM t1 AS table1 , t1 AS table2 WHERE table1.t1_int = table2.t1_int;
--enable_warnings
SELECT table1.t1_tinyint, table2.t1_int FROM t1 AS table1 JOIN t1 AS table2 ON table1.t1_int = table2.t1_int;

CREATE TABLE t2(col1 INT, col2 TEXT)ENGINE=Tianmu;
INSERT INTO t2 VALUES(1, repeat('s',20)),(2, repeat('o',20)),(3, 'sss'),(4, 'ooo');
CREATE TABLE t3(col1 INT, col2 DATETIME)ENGINE=Tianmu;
INSERT INTO t3 VALUES(1, '2020-2-2'),(2, '2020-3-3');

SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 JOIN t3 AS table2 ON table1.col1 = table2.col1;
SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 LEFT JOIN t3 AS table2 ON table1.col1 = table2.col1;
SELECT table1.col1, table1.col2 AS 'Text from table1', table2.col2 AS 'Date from table2' FROM t2 AS table1 RIGHT JOIN t3 AS table2 ON table1.col1 = table2.col1;

# Clean UP
DROP DATABASE aliases_test;
4 changes: 4 additions & 0 deletions mysql-test/suite/tianmu/t/issue415.test
Original file line number Diff line number Diff line change
@@ -1,3 +1,7 @@
--echo #
--echo # fix issue415
--echo #

use test;
CREATE TABLE `select_base_with_primary_key` (
`pk` bigint(11) NOT NULL AUTO_INCREMENT,
Expand Down
127 changes: 127 additions & 0 deletions mysql-test/suite/tianmu/t/type_timestamp.test
Original file line number Diff line number Diff line change
@@ -0,0 +1,127 @@
--source include/have_tianmu.inc

--echo #
--echo # Test cases for the TIMESTAMP datatype
--echo #

# Test insert/literals/microseconds
--disable_warnings
DROP DATABASE IF EXISTS timestamp_test;
set sql_mode='STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';
--enable_warnings

CREATE DATABASE timestamp_test;
USE timestamp_test;

## Test the effect of changing timezones on timestamp values
CREATE TABLE ctimestamp (a timestamp);
SET time_zone='-5:00';
INSERT INTO ctimestamp VALUES ('2019-01-01 01:02:03'), ('2019-05-05 01:01:01');
SET time_zone='+1:00';
SELECT a FROM ctimestamp ORDER BY a;
SET time_zone='-2:00';
SELECT a FROM ctimestamp ORDER BY a;

## Test insert
CREATE TABLE ctimestamp2 (a timestamp DEFAULT 0);
INSERT INTO ctimestamp2 SELECT * FROM ctimestamp;
SELECT a FROM ctimestamp2 ORDER BY a;

## Test literals
CREATE TABLE ctimestamp3 (a timestamp);
INSERT INTO ctimestamp3 VALUES (19940101), (940101),
(19940101010203), (940101010203), ('1994-01-01T01:02:03');
SELECT a FROM ctimestamp3 ORDER BY a;

## Test microseconds error
#CREATE TABLE ctimestamp4 (a timestamp(6) default 0);
#INSERT INTO ctimestamp4 VALUES (0), ('2019-01-01 01:01:01.123456');
#SELECT a, microsecond(a) FROM ctimestamp4 ORDER BY a;

--disable_warnings
DROP DATABASE IF EXISTS timestamp_test;
--enable_warnings

CREATE DATABASE timestamp_test;
USE timestamp_test;

CREATE TABLE ctimestamp (a timestamp);
SET time_zone='+0:00';
INSERT INTO ctimestamp VALUES ('2019-01-02 00:02:03'),
('2019-01-02 01:02:03'), ('2019-01-02 10:11:12');
SET time_zone='+1:00';

SELECT a, a BETWEEN '2019-01-02 02:00:00' AND '2019-01-02 13:00:00'
FROM ctimestamp ORDER BY a;

#SELECT a, IF(a < '2019-01-02 02:00:00', 'yes', 'no'),
#ADDTIME(a, '1:1:1'), STR_TO_DATE(a, '%Y-%m-%d %H:%i:%s'),
#EXTRACT(DAY_HOUR FROM a), EXTRACT(MINUTE_SECOND FROM a),
#TIME_FORMAT(a, '%H:\%i:\%s'), a RLIKE '02:03', IFNULL(NULL, a),
#CASE a WHEN '2019-01-02 01:02:03' THEN 'found' WHEN '2019-01-02 11:11:12'
#THEN 'found2' ELSE 'notfound' END, CHAR_LENGTH(a),
#CAST(a AS UNSIGNED INT), CAST(a AS CHAR), CAST(a AS DATE),
#TIME(CAST(a AS DATETIME)), TIME(COALESCE(NULL, a)), HEX(a),
#NULLIF(a, '2019-01-02 01:02:03'), TIMEDIFF(a, '2019-01-01 01:02:03')
#FROM ctimestamp ORDER BY a;

INSERT INTO ctimestamp VALUES ('2020-01-03 12:12:12'),
('2020-05-06 12:12:12'), ('2020-10-28 12:12:12');

SELECT a, DAYNAME(a), DAYOFWEEK(a), DATE_FORMAT(a, '%W %M %Y'),
MONTHNAME(a), DATE(a), YEARWEEK(a), DAYOFYEAR(a), YEAR(a),
a + INTERVAL 1 DAY, TIMESTAMPDIFF(DAY, a, '2020-01-01'),
LAST_DAY(a), TRUNCATE(a, -2), a IN ('2019-01-02 01:02:03', a),
TO_DAYS(a), DAY(a), WEEK(a), WEEKDAY(a), GREATEST(a, '2020-07-01'),
MONTH(a), QUARTER(a), DATE_ADD(a, INTERVAL 1 SECOND)
FROM ctimestamp WHERE a > '2020-01-01' ORDER BY a;

SELECT UNIX_TIMESTAMP(a), TIME_TO_SEC(a), CEIL(a),
CAST(LEAST(a, '2019-03-03 00:00:00') AS DATETIME),
ROUND(a), SECOND(a), MINUTE(a), HOUR(a), FLOOR(a)
FROM ctimestamp ORDER BY a;

--disable_warnings
DROP DATABASE IF EXISTS timestamp_test;
--enable_warnings

CREATE DATABASE timestamp_test;
USE timestamp_test;

CREATE TABLE ctimestamp (a timestamp, b int);
SET time_zone='+0:00';
INSERT INTO ctimestamp VALUES ('2019-01-03 12:12:12', 1),
('2019-01-04 12:12:12', 2), ('2019-01-03 12:12:12', 4),
('2019-01-03 12:12:12', 2), ('2019-01-04 12:12:12', 1);

## Test SUM

SELECT a, b, SUM(b)
FROM ctimestamp;

## Test MAX

SELECT a, b, MAX(a)
FROM ctimestamp;

# Test aggregate functions
--disable_warnings
DROP DATABASE IF EXISTS timestamp_test;
--enable_warnings

CREATE DATABASE timestamp_test;
USE timestamp_test;

CREATE TABLE ctimestamp (a int, b timestamp);
INSERT INTO ctimestamp VALUES (1, 20190101), (1, 20200202),
(2, 20190202), (2, 20200202), (2, 20190101);

# Test count(*)
SELECT b, count(*) FROM ctimestamp GROUP BY b ORDER BY b;

# Test max/min
SELECT b, max(a), min(a) FROM ctimestamp GROUP BY b ORDER BY b;
SELECT a, max(b), min(b) FROM ctimestamp GROUP BY a ORDER BY a;

# Cleanup
DROP DATABASE timestamp_test;

0 comments on commit 43dc33f

Please sign in to comment.