opposite_categories
0 rows where op = "Quiv"
This data as json
0 records
CREATE TABLE "opposite_categories" (
"category" TEXT NOT NULL UNIQUE,
"op" TEXT NOT NULL CHECK("category" <= "op") UNIQUE,
FOREIGN KEY("category") REFERENCES "categories"("name") on delete restrict on update cascade,
PRIMARY KEY("category","op"),
FOREIGN KEY("op") REFERENCES "categories"("name") on delete restrict on update cascade
);