2
DO NOT APPLY THIS MIGRATION WITHOUT READING THE FOLLOWING;
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DROP TABLE problem_attempt_breakdown;
5
DROP TABLE problem_test_case_tag;
6
DROP TABLE problem_tag;
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DROP TABLE problem_test_case;
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DROP TABLE problem_prerequisite;
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DROP TABLE problem_save;
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DROP TABLE problem_attempt;
11
DROP TABLE worksheet_problem;
15
CREATE TABLE problem (
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identifier TEXT PRIMARY KEY,
25
CREATE TABLE worksheet (
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worksheetid SERIAL PRIMARY KEY,
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offeringid INT4 REFERENCES offering (offeringid) NOT NULL,
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identifier VARCHAR NOT NULL,
31
UNIQUE (offeringid, identifier)
34
CREATE TABLE worksheet_problem (
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worksheetid INT4 REFERENCES worksheet (worksheetid) NOT NULL,
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problemid TEXT REFERENCES problem (identifier) NOT NULL,
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PRIMARY KEY (worksheetid, problemid)
41
CREATE TABLE problem_attempt (
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problemid TEXT REFERENCES problem (identifier) NOT NULL,
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loginid INT4 REFERENCES login (loginid) NOT NULL,
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worksheetid INT4 REFERENCES worksheet (worksheetid) NOT NULL,
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date TIMESTAMP NOT NULL,
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attempt VARCHAR NOT NULL,
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complete BOOLEAN NOT NULL,
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active BOOLEAN NOT NULL DEFAULT true,
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PRIMARY KEY (problemid,loginid,worksheetid,date)
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CREATE TABLE problem_save (
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problemid TEXT REFERENCES problem (identifier) NOT NULL,
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loginid INT4 REFERENCES login (loginid) NOT NULL,
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worksheetid INT4 REFERENCES worksheet (worksheetid) NOT NULL,
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date TIMESTAMP NOT NULL,
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PRIMARY KEY (problemid,loginid, worksheetid)
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CREATE TABLE test_suite (
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suiteid SERIAL PRIMARY KEY,
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problemid TEXT REFERENCES problem (identifier) NOT NULL,
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CREATE TABLE test_case (
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testid SERIAL PRIMARY KEY,
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suiteid INT4 REFERENCES test_suite (suiteid) NOT NULL,
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CREATE TABLE suite_variables (
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varid SERIAL PRIMARY KEY,
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suiteid INT4 REFERENCES test_suite (suiteid) NOT NULL,
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var_type TEXT NOT NULL,
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CREATE TABLE test_case_parts (
89
partid SERIAL PRIMARY KEY,
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testid INT4 REFERENCES test_case (testid) NOT NULL,
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part_type TEXT NOT NULL,