chore(scripts/sql): save useful SQL queries to file

scripts/sql/README.md

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+# `sql`
+
+This directory contains some SQL queries that could be useful in the future and were complex enough to track in version control.

scripts/sql/duplicate-looks.sql

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+  SELECT ARRAY_AGG("id") "id", MIN("id") "idmin"
+	FROM "Look"
+	GROUP BY "showId", "number"
+	HAVING COUNT(*) > 1;
+
+ 	SELECT ARRAY_AGG("id") "id", "showId", "number", COUNT(*)
+	FROM "Look"
+	GROUP BY "showId", "number"
+	HAVING COUNT(*) > 1;

scripts/sql/looks-with-images.sql

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+-- Looks with more than one image.
+SELECT "Look"."id", COUNT("Image"."id") as "images_count"
+FROM "Look" JOIN "Image" ON "Image"."lookId" = "Look"."id"
+GROUP BY "Look"."id"
+HAVING COUNT("Image"."id") > 1;

scripts/sql/remove-special-chars-from-slugs.sql

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+CREATE EXTENSION IF NOT EXISTS unaccent;
+
+-- Normalize the brand slugs.
+CREATE OR REPLACE TEMP VIEW "BrandWithSlug" AS
+SELECT
+  REGEXP_REPLACE(NORMALIZE("slug", NFKD), '[\x0300-\x036f]', '', 'g') as "normalized_slug",
+  REGEXP_REPLACE(NORMALIZE("slug", NFKD), E'[\\x0300-\\x036f\\x2019\'"]', '', 'g') as "unquoted_normalized_slug",
+  UNACCENT("slug") as "unaccent_slug",
+  REGEXP_REPLACE(UNACCENT("slug"), E'[\'"]', '') as "unquoted_slug",
+  *
+FROM "Brand";
+SELECT * FROM "BrandWithSlug";
+
+-- See if there are any duplicate brands.
+CREATE OR REPLACE TEMP VIEW "DuplicateBrands" AS
+SELECT "unquoted_normalized_slug", ARRAY_AGG("BrandWithSlug"."id") AS "id", MAX("id") "idmax"
+FROM "BrandWithSlug"
+GROUP BY "unquoted_normalized_slug"
+HAVING COUNT(*) > 1;
+SELECT * FROM "DuplicateBrands";
+
+-- See if there are any duplicate shows.
+SELECT * FROM "Show" INNER JOIN "DuplicateBrands" ON "Show"."brandId" = ANY("DuplicateBrands"."id");
+
+-- Combine duplicates. For every show:
+-- (a) move all reviews to the last created show (i.e. the larger "ID");
+-- (b) add all look images to the last created show;
+-- (c) punt on all other relations as they aren't populated yet;
+-- (d) delete the duplicate show;
+-- (e) delete the duplicate brand.
+
+-- Note this only works given the assumption that the most recently created brand
+-- is also associated with the most recently created show, looks, images, etc.
+--
+-- This assumption is generally correct as I import brands, shows, looks, and images
+-- all at the same time. Should this change in the future, this migration will no longer
+-- work (but then again, it won't have to because it will have already been applied).
+
+CREATE OR REPLACE TEMP VIEW "DuplicateShows" AS
+SELECT ARRAY_AGG("Show"."id") "id", MAX("Show"."id") "idmax", "DuplicateBrands"."idmax" "brandId"
+FROM "Show"
+INNER JOIN "DuplicateBrands" ON "Show"."brandId" = ANY("DuplicateBrands"."id")
+GROUP BY "DuplicateBrands"."idmax", "seasonId", "sex", "level"
+HAVING COUNT(*) > 1;
+SELECT * FROM "DuplicateShows";
+
+CREATE OR REPLACE TEMP VIEW "DuplicateLooks" AS
+SELECT ARRAY_AGG("Look"."id") "id", MAX("Look"."id") "idmax", "DuplicateShows"."idmax" "showId"
+FROM "Look"
+INNER JOIN "DuplicateShows" ON "Look"."showId" = ANY("DuplicateShows"."id")
+GROUP BY "DuplicateShows"."idmax", "Look"."number"
+HAVING COUNT(*) > 1;
+SELECT * FROM "DuplicateLooks";
+
+-- (a) move all reviews to the last created show (i.e. the larger "ID");
+UPDATE "Review" SET "showId" = "DuplicateShows"."idmax" FROM "DuplicateShows"
+WHERE "Review"."showId" = ANY("DuplicateShows"."id") AND "Review"."showId" != "DuplicateShows"."idmax";
+
+-- (b) add all look images to the last created show;
+UPDATE "Image" SET "lookId" = "DuplicateLooks"."idmax" FROM "DuplicateLooks"
+WHERE "Image"."lookId" = ANY("DuplicateLooks"."id") AND "Image"."lookId" != "DuplicateLooks"."idmax";
+
+-- Delete duplicates (i.e. the smaller "ID" as we're keeping the larger "ID").
+DELETE FROM "Brand" USING "DuplicateBrands"
+WHERE "Brand"."id" = ANY("DuplicateBrands"."id") AND "Brand"."id" != "DuplicateBrands"."idmax";
+
+-- Update the brand slugs (to remove special characters).
+UPDATE "Brand" SET "slug" = "unquoted_normalized_slug" FROM "BrandWithSlug" WHERE "BrandWithSlug"."id" = "Brand"."id";

scripts/sql/reviewed-by-person.sql

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+SELECT "Show"."name", "Review"."publicationId" FROM "Show"
+INNER JOIN "Review" ON "Review"."showId" = "Show"."id"
+INNER JOIN "User" on "User"."id" = "Review"."authorId"
+WHERE "User"."name" = 'Luisa Zargani'

scripts/sql/shows-in-wwd.sql

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+SELECT "Show"."name" FROM "Review" INNER JOIN "Show" ON "Show"."id" = "Review"."showId" WHERE "Review"."publicationId" = 2 ORDER BY "Show"."name" ASC

scripts/sql/vogue-shows-with-locations.sql

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+-- Gets the shows that were originally imported from Vogue with locations, and
+-- had the same locations in WWD and thus the records merged as expected.
+--
+-- This query only returned 3 rows, meaning that I should probably simply omit
+-- the location from the show name when merging from WWD (as there were more records
+-- that were alike besides the location) and then manually merge those three.
+--
+-- Hyke FALL 2023 WOMAN RTW TOKYO, Hyke SPRING 2022 WOMAN RTW TOKYO, Hyke SPRING 2023 WOMAN RTW TOKYO
+SELECT * FROM (
+  SELECT "Show"."name", "Show"."location", COUNT("Review"."id") as "review_count"
+  FROM "Show"
+  LEFT OUTER JOIN "Review" ON "Review"."showId" = "Show"."id"
+  GROUP BY "Show"."name", "Show"."location"
+) "Shows" WHERE "review_count" > 1 AND "location" != 'PARIS' AND "location" IS NOT NULL