180 lines
7.2 KiB
Plaintext
180 lines
7.2 KiB
Plaintext
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--
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-- first, define the functions. Turn off echoing so that expected file
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-- does not depend on contents of seg.sql.
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--
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\set ECHO none
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--
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-- normal_rand()
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-- no easy way to do this for regression testing
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--
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SELECT avg(normal_rand)::int FROM normal_rand(100, 250, 0.2, EXTRACT(SECONDS FROM CURRENT_TIME(0))::int);
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avg
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-----
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250
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(1 row)
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--
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-- crosstab()
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--
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create table ct(id int, rowclass text, rowid text, attribute text, value text);
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\copy ct from 'data/ct.data'
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select * from crosstab2('select rowid, attribute, value from ct where rowclass = ''group1'' and (attribute = ''att2'' or attribute = ''att3'') order by 1,2;');
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row_name | category_1 | category_2
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----------+------------+------------
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test1 | val2 | val3
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test2 | val6 | val7
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(2 rows)
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select * from crosstab3('select rowid, attribute, value from ct where rowclass = ''group1'' and (attribute = ''att2'' or attribute = ''att3'') order by 1,2;');
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row_name | category_1 | category_2 | category_3
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----------+------------+------------+------------
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test1 | val2 | val3 |
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test2 | val6 | val7 |
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(2 rows)
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select * from crosstab4('select rowid, attribute, value from ct where rowclass = ''group1'' and (attribute = ''att2'' or attribute = ''att3'') order by 1,2;');
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row_name | category_1 | category_2 | category_3 | category_4
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----------+------------+------------+------------+------------
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test1 | val2 | val3 | |
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test2 | val6 | val7 | |
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(2 rows)
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select * from crosstab2('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;');
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row_name | category_1 | category_2
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----------+------------+------------
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test1 | val1 | val2
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test2 | val5 | val6
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(2 rows)
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select * from crosstab3('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;');
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row_name | category_1 | category_2 | category_3
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----------+------------+------------+------------
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test1 | val1 | val2 | val3
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test2 | val5 | val6 | val7
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(2 rows)
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select * from crosstab4('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;');
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row_name | category_1 | category_2 | category_3 | category_4
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----------+------------+------------+------------+------------
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test1 | val1 | val2 | val3 | val4
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test2 | val5 | val6 | val7 | val8
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(2 rows)
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select * from crosstab2('select rowid, attribute, value from ct where rowclass = ''group2'' and (attribute = ''att1'' or attribute = ''att2'') order by 1,2;');
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row_name | category_1 | category_2
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----------+------------+------------
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test3 | val1 | val2
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test4 | val4 | val5
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(2 rows)
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select * from crosstab3('select rowid, attribute, value from ct where rowclass = ''group2'' and (attribute = ''att1'' or attribute = ''att2'') order by 1,2;');
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row_name | category_1 | category_2 | category_3
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----------+------------+------------+------------
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test3 | val1 | val2 |
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test4 | val4 | val5 |
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(2 rows)
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select * from crosstab4('select rowid, attribute, value from ct where rowclass = ''group2'' and (attribute = ''att1'' or attribute = ''att2'') order by 1,2;');
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row_name | category_1 | category_2 | category_3 | category_4
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----------+------------+------------+------------+------------
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test3 | val1 | val2 | |
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test4 | val4 | val5 | |
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(2 rows)
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select * from crosstab2('select rowid, attribute, value from ct where rowclass = ''group2'' order by 1,2;');
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row_name | category_1 | category_2
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----------+------------+------------
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test3 | val1 | val2
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test4 | val4 | val5
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(2 rows)
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select * from crosstab3('select rowid, attribute, value from ct where rowclass = ''group2'' order by 1,2;');
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row_name | category_1 | category_2 | category_3
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----------+------------+------------+------------
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test3 | val1 | val2 | val3
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test4 | val4 | val5 | val6
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(2 rows)
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select * from crosstab4('select rowid, attribute, value from ct where rowclass = ''group2'' order by 1,2;');
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row_name | category_1 | category_2 | category_3 | category_4
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----------+------------+------------+------------+------------
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test3 | val1 | val2 | val3 |
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test4 | val4 | val5 | val6 |
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(2 rows)
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select * from crosstab('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;', 2) as c(rowid text, att1 text, att2 text);
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rowid | att1 | att2
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-------+------+------
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test1 | val1 | val2
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test2 | val5 | val6
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(2 rows)
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select * from crosstab('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;', 3) as c(rowid text, att1 text, att2 text, att3 text);
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rowid | att1 | att2 | att3
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-------+------+------+------
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test1 | val1 | val2 | val3
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test2 | val5 | val6 | val7
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(2 rows)
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select * from crosstab('select rowid, attribute, value from ct where rowclass = ''group1'' order by 1,2;', 4) as c(rowid text, att1 text, att2 text, att3 text, att4 text);
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rowid | att1 | att2 | att3 | att4
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-------+------+------+------+------
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test1 | val1 | val2 | val3 | val4
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test2 | val5 | val6 | val7 | val8
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(2 rows)
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-- test connectby with text based hierarchy
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CREATE TABLE connectby_text(keyid text, parent_keyid text);
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\copy connectby_text from 'data/connectby_text.data'
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-- with branch
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SELECT * FROM connectby('connectby_text', 'keyid', 'parent_keyid', 'row2', 0, '~') AS t(keyid text, parent_keyid text, level int, branch text);
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keyid | parent_keyid | level | branch
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-------+--------------+-------+---------------------
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row2 | | 0 | row2
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row4 | row2 | 1 | row2~row4
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row6 | row4 | 2 | row2~row4~row6
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row8 | row6 | 3 | row2~row4~row6~row8
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row5 | row2 | 1 | row2~row5
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row9 | row5 | 2 | row2~row5~row9
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(6 rows)
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-- without branch
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SELECT * FROM connectby('connectby_text', 'keyid', 'parent_keyid', 'row2', 0) AS t(keyid text, parent_keyid text, level int);
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keyid | parent_keyid | level
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-------+--------------+-------
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row2 | | 0
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row4 | row2 | 1
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row6 | row4 | 2
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row8 | row6 | 3
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row5 | row2 | 1
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row9 | row5 | 2
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(6 rows)
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-- test connectby with int based hierarchy
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CREATE TABLE connectby_int(keyid int, parent_keyid int);
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\copy connectby_int from 'data/connectby_int.data'
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-- with branch
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SELECT * FROM connectby('connectby_int', 'keyid', 'parent_keyid', '2', 0, '~') AS t(keyid int, parent_keyid int, level int, branch text);
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keyid | parent_keyid | level | branch
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-------+--------------+-------+---------
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2 | | 0 | 2
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4 | 2 | 1 | 2~4
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6 | 4 | 2 | 2~4~6
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8 | 6 | 3 | 2~4~6~8
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5 | 2 | 1 | 2~5
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9 | 5 | 2 | 2~5~9
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(6 rows)
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-- without branch
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SELECT * FROM connectby('connectby_int', 'keyid', 'parent_keyid', '2', 0) AS t(keyid int, parent_keyid int, level int);
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keyid | parent_keyid | level
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-------+--------------+-------
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2 | | 0
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4 | 2 | 1
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6 | 4 | 2
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8 | 6 | 3
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5 | 2 | 1
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9 | 5 | 2
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(6 rows)
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