Initial commit

init/01-schema.sql

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+CREATE TABLE puzzles (
+    PuzzleId TEXT PRIMARY KEY,
+    FEN TEXT,
+    Moves TEXT,
+    Rating INTEGER,
+    RatingDeviation INTEGER,
+    Popularity INTEGER,
+    NbPlays INTEGER,
+    Themes TEXT,
+    GameUrl TEXT,
+    OpeningTags TEXT
+);

init/02-import.sh

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+#!/bin/bash
+set -e
+
+echo "Importing CSV into puzzles table..."
+
+psql -U "$POSTGRES_USER" -d "$POSTGRES_DB" <<EOF
+COPY puzzles(PuzzleId,FEN,Moves,Rating,RatingDeviation,Popularity,NbPlays,Themes,GameUrl,OpeningTags)
+FROM '/data/puzzles.csv'
+DELIMITER ','
+CSV HEADER;
+EOF

init/03_add_pkey.sql

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+-- Drop the existing primary key
+ALTER TABLE puzzles DROP CONSTRAINT puzzles_pkey;
+
+-- Add new auto-incrementing primary key while keeping PuzzleId
+ALTER TABLE puzzles ADD COLUMN pkey BIGSERIAL PRIMARY KEY;