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feat: setup diesel & schema, course with metrics/audit tables

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Xevion
2025-08-27 18:57:43 -05:00
parent c7117f14a3
commit e734e40347
11 changed files with 218 additions and 0 deletions
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35
migrations/2025-08-27-231618_setup/up.sql Normal file
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-- Your SQL goes here
CREATE TABLE "courses"(
"id" INT4 NOT NULL PRIMARY KEY,
"crn" VARCHAR NOT NULL,
"subject" VARCHAR NOT NULL,
"course_number" VARCHAR NOT NULL,
"title" VARCHAR NOT NULL,
"term_code" VARCHAR NOT NULL,
"enrollment" INT4 NOT NULL,
"max_enrollment" INT4 NOT NULL,
"wait_count" INT4 NOT NULL,
"wait_capacity" INT4 NOT NULL,
"last_scraped_at" TIMESTAMPTZ NOT NULL
);
CREATE TABLE "course_metrics"(
"id" INT4 NOT NULL PRIMARY KEY,
"course_id" INT4 NOT NULL,
"timestamp" TIMESTAMPTZ NOT NULL,
"enrollment" INT4 NOT NULL,
"wait_count" INT4 NOT NULL,
"seats_available" INT4 NOT NULL,
FOREIGN KEY ("course_id") REFERENCES "courses"("id")
);
CREATE TABLE "course_audits"(
"id" INT4 NOT NULL PRIMARY KEY,
"course_id" INT4 NOT NULL,
"timestamp" TIMESTAMPTZ NOT NULL,
"field_changed" VARCHAR NOT NULL,
"old_value" TEXT NOT NULL,
"new_value" TEXT NOT NULL,
FOREIGN KEY ("course_id") REFERENCES "courses"("id")
);