60 lignes
1,6 Kio
MySQL
60 lignes
1,6 Kio
MySQL
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CREATE EXTENSION slim;
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CREATE EXTENSION pacs;
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SELECT pacs_reset_all_measures();
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-- create a measure
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SELECT pacs_create_measure('A');
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-- increment it 3 times
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SELECT pacs_increment_measure('A');
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SELECT pacs_increment_measure('A');
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SELECT pacs_increment_measure('A');
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-- check measure value is 3
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SELECT pacs_get_measure('A');
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-- reset the measure
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SELECT pacs_reset_measure('A');
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-- should be 0 now
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SELECT pacs_get_measure('A');
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-- increment again
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SELECT pacs_increment_measure('A');
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-- should be 1
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SELECT pacs_get_measure('A');
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-- and drop the measure
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SELECT pacs_drop_measure('A');
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-- get stats from pacs (empty)
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-- SELECT * FROM pacs_get_stats();
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-- create 2 measures
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SELECT pacs_create_measure('B');
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SELECT pacs_create_measure('C');
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-- expect 2 measures
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-- SELECT * FROM pacs_get_stats();
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-- drop one
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SELECT pacs_drop_measure('B');
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-- so result now is 1
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-- SELECT * FROM pacs_get_stats();
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--
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-- SPECIAL CASES
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--
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-- measure A has been dropped already.
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-- but it's not erroing, as expected.
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SELECT pacs_drop_measure('A');
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-- trying to get value for an inexisting measure
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-- should ERROR
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SELECT pacs_get_measure('absent');
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-- reseting an inexsting measure
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-- but it's not erroing, as expected
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SELECT pacs_reset_measure('absent');
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-- the measure still does not exist
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-- so we have an error
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SELECT pacs_get_measure('absent');
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-- however increment always create the measure if it does not exists
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SELECT pacs_increment_measure('absent');
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-- and now we can fetch value (should be 1)
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SELECT pacs_get_measure('absent');
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-- and we drop the "absent" measure (yeah, it's confusing)
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SELECT pacs_drop_measure('absent');
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