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Auto-format .sql files using github.com/sql-formatter-org/sql-formatter - state-of-tic-tac-toe (#180)
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‎exercises/practice/state-of-tic-tac-toe/.meta/example.sql

Lines changed: 221 additions & 108 deletions
Original file line numberDiff line numberDiff line change
@@ -1,128 +1,241 @@
11
DROP TABLE IF EXISTS matrices;
2+
23
CREATE TEMPORARY TABLE matrices AS
3-
SELECT board, (
4-
WITH RECURSIVE split_lines (string, line) AS (
5-
VALUES (board||CHAR(10), NULL)
6-
UNION ALL
7-
SELECT SUBSTR(string, INSTR(string, CHAR(10)) + 1),
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SUBSTR(string, 1, INSTR(string, CHAR(10)) - 1)
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FROM split_lines
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WHERE string <> ''
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)
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SELECT JSON_GROUP_ARRAY((
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WITH RECURSIVE split_letters (string, letter) AS (
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VALUES (line, NULL)
4+
SELECT
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board,
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(
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WITH RECURSIVE
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split_lines (string, line) AS (
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VALUES
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(board || CHAR(10), NULL)
1511
UNION ALL
16-
SELECT SUBSTR(string, 2), SUBSTR(string, 1, 1)
17-
FROM split_letters
18-
WHERE string <> ''
12+
SELECT
13+
SUBSTR(string, INSTR(string, CHAR(10)) + 1),
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SUBSTR(string, 1, INSTR(string, CHAR(10)) - 1)
15+
FROM
16+
split_lines
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WHERE
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string <> ''
1919
)
20-
SELECT JSON_GROUP_ARRAY(letter) letters
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FROM split_letters
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WHERE letter NOTNULL
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)) matrix
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FROM split_lines
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WHERE line NOTNULL
20+
SELECT
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JSON_GROUP_ARRAY(
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(
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WITH RECURSIVE
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split_letters (string, letter) AS (
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VALUES
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(line, NULL)
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UNION ALL
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SELECT
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SUBSTR(string, 2),
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SUBSTR(string, 1, 1)
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FROM
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split_letters
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WHERE
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string <> ''
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)
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SELECT
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JSON_GROUP_ARRAY(letter) letters
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FROM
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split_letters
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WHERE
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letter NOTNULL
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)
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) matrix
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FROM
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split_lines
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WHERE
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line NOTNULL
2648
) matrix
27-
FROM "state-of-tic-tac-toe";
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FROM
50+
"state-of-tic-tac-toe";
2851

29-
ALTER TABLE matrices ADD has_win TEXT;
52+
ALTER TABLE matrices
53+
ADD has_win TEXT;
3054

3155
UPDATE matrices
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SET has_win = (
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SELECT JSON_GROUP_ARRAY(JSON(won))
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FROM (
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SELECT j.value AS won FROM JSON_EACH(matrix) j
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UNION
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SELECT JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[0]'))
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FROM JSON_EACH(matrix) j
39-
UNION
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SELECT JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[1]'))
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FROM JSON_EACH(matrix) j
42-
UNION
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SELECT JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[2]'))
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FROM JSON_EACH(matrix) j
45-
UNION
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SELECT
47-
JSON_ARRAY(
48-
JSON_EXTRACT(matrix, '$[0][0]'),
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JSON_EXTRACT(matrix, '$[1][1]'),
50-
JSON_EXTRACT(matrix, '$[2][2]')
51-
)
52-
UNION
53-
SELECT
54-
JSON_ARRAY(
55-
JSON_EXTRACT(matrix, '$[0][2]'),
56-
JSON_EXTRACT(matrix, '$[1][1]'),
57-
JSON_EXTRACT(matrix, '$[2][0]')
58-
)
59-
)
60-
WHERE won IN ('["X","X","X"]', '["O","O","O"]')
61-
);
56+
SET
57+
has_win = (
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SELECT
59+
JSON_GROUP_ARRAY(JSON(won))
60+
FROM
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(
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SELECT
63+
j.value AS won
64+
FROM
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JSON_EACH(matrix) j
66+
UNION
67+
SELECT
68+
JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[0]'))
69+
FROM
70+
JSON_EACH(matrix) j
71+
UNION
72+
SELECT
73+
JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[1]'))
74+
FROM
75+
JSON_EACH(matrix) j
76+
UNION
77+
SELECT
78+
JSON_GROUP_ARRAY(JSON_EXTRACT(j.value, '$[2]'))
79+
FROM
80+
JSON_EACH(matrix) j
81+
UNION
82+
SELECT
83+
JSON_ARRAY(
84+
JSON_EXTRACT(matrix, '$[0][0]'),
85+
JSON_EXTRACT(matrix, '$[1][1]'),
86+
JSON_EXTRACT(matrix, '$[2][2]')
87+
)
88+
UNION
89+
SELECT
90+
JSON_ARRAY(
91+
JSON_EXTRACT(matrix, '$[0][2]'),
92+
JSON_EXTRACT(matrix, '$[1][1]'),
93+
JSON_EXTRACT(matrix, '$[2][0]')
94+
)
95+
)
96+
WHERE
97+
won IN ('["X","X","X"]', '["O","O","O"]')
98+
);
6299

63100
UPDATE "state-of-tic-tac-toe" AS t
64-
SET error = 'Wrong turn order: X went twice'
65-
FROM matrices AS m
66-
WHERE t.board = m.board
67-
AND (
68-
WITH cte AS (SELECT j.value AS jrow FROM JSON_EACH(m.matrix) j)
69-
SELECT COUNT(*) FILTER (WHERE j.value = 'X') =
70-
COUNT(*) FILTER (WHERE j.value = 'O') + 2
71-
FROM cte, JSON_EACH(jrow) j
72-
)
73-
;
101+
SET
102+
error = 'Wrong turn order: X went twice'
103+
FROM
104+
matrices AS m
105+
WHERE
106+
t.board = m.board
107+
AND (
108+
WITH
109+
cte AS (
110+
SELECT
111+
j.value AS jrow
112+
FROM
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JSON_EACH(m.matrix) j
114+
)
115+
SELECT
116+
COUNT(*) FILTER (
117+
WHERE
118+
j.value = 'X'
119+
) = COUNT(*) FILTER (
120+
WHERE
121+
j.value = 'O'
122+
) + 2
123+
FROM
124+
cte,
125+
JSON_EACH(jrow) j
126+
);
74127

75128
UPDATE "state-of-tic-tac-toe" AS t
76-
SET error = 'Wrong turn order: O started'
77-
FROM matrices AS m
78-
WHERE t.board = m.board
79-
AND (
80-
WITH cte AS (SELECT j.value AS jrow FROM JSON_EACH(m.matrix) j)
81-
SELECT COUNT(*) FILTER (WHERE j.value = 'O') =
82-
COUNT(*) FILTER (WHERE j.value = 'X') + 1
83-
FROM cte, JSON_EACH(jrow) j
84-
)
85-
;
129+
SET
130+
error = 'Wrong turn order: O started'
131+
FROM
132+
matrices AS m
133+
WHERE
134+
t.board = m.board
135+
AND (
136+
WITH
137+
cte AS (
138+
SELECT
139+
j.value AS jrow
140+
FROM
141+
JSON_EACH(m.matrix) j
142+
)
143+
SELECT
144+
COUNT(*) FILTER (
145+
WHERE
146+
j.value = 'O'
147+
) = COUNT(*) FILTER (
148+
WHERE
149+
j.value = 'X'
150+
) + 1
151+
FROM
152+
cte,
153+
JSON_EACH(jrow) j
154+
);
86155

87156
UPDATE "state-of-tic-tac-toe" AS t
88-
SET error = 'Impossible board: game should have ended after the game was won'
89-
FROM matrices AS m
90-
WHERE t.board = m.board
91-
AND JSON_ARRAY_LENGTH(m.has_win) = 2
92-
AND (
93-
WITH cte AS (SELECT j.value AS jrow FROM JSON_EACH(m.matrix) j)
94-
SELECT COUNT(*) <= 3 FROM cte, JSON_EACH(jrow) j WHERE j.value = ' '
95-
)
96-
;
157+
SET
158+
error = 'Impossible board: game should have ended after the game was won'
159+
FROM
160+
matrices AS m
161+
WHERE
162+
t.board = m.board
163+
AND JSON_ARRAY_LENGTH(m.has_win) = 2
164+
AND (
165+
WITH
166+
cte AS (
167+
SELECT
168+
j.value AS jrow
169+
FROM
170+
JSON_EACH(m.matrix) j
171+
)
172+
SELECT
173+
COUNT(*) <= 3
174+
FROM
175+
cte,
176+
JSON_EACH(jrow) j
177+
WHERE
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j.value = ' '
179+
);
97180

98181
UPDATE "state-of-tic-tac-toe" AS t
99-
SET result = 'win'
100-
FROM matrices AS m
101-
WHERE t.board = m.board
102-
AND t.error ISNULL
103-
AND JSON_ARRAY_LENGTH(m.has_win) = 1
104-
;
182+
SET
183+
result = 'win'
184+
FROM
185+
matrices AS m
186+
WHERE
187+
t.board = m.board
188+
AND t.error ISNULL
189+
AND JSON_ARRAY_LENGTH(m.has_win) = 1;
105190

106191
UPDATE "state-of-tic-tac-toe" AS t
107-
SET result = 'draw'
108-
FROM matrices AS m
109-
WHERE t.board = m.board
110-
AND t.error ISNULL
111-
AND JSON_ARRAY_LENGTH(m.has_win) = 0
112-
AND (
113-
WITH cte AS (SELECT j.value AS jrow FROM JSON_EACH(m.matrix) j)
114-
SELECT COUNT(*) = 0 FROM cte, JSON_EACH(jrow) j WHERE j.value = ' '
115-
)
116-
;
192+
SET
193+
result = 'draw'
194+
FROM
195+
matrices AS m
196+
WHERE
197+
t.board = m.board
198+
AND t.error ISNULL
199+
AND JSON_ARRAY_LENGTH(m.has_win) = 0
200+
AND (
201+
WITH
202+
cte AS (
203+
SELECT
204+
j.value AS jrow
205+
FROM
206+
JSON_EACH(m.matrix) j
207+
)
208+
SELECT
209+
COUNT(*) = 0
210+
FROM
211+
cte,
212+
JSON_EACH(jrow) j
213+
WHERE
214+
j.value = ' '
215+
);
117216

118217
UPDATE "state-of-tic-tac-toe" AS t
119-
SET result = 'ongoing'
120-
FROM matrices AS m
121-
WHERE t.board = m.board
122-
AND t.error ISNULL
123-
AND JSON_ARRAY_LENGTH(m.has_win) = 0
124-
AND (
125-
WITH cte AS (SELECT j.value AS jrow FROM JSON_EACH(m.matrix) j)
126-
SELECT COUNT(*) > 0 FROM cte, JSON_EACH(jrow) j WHERE j.value = ' '
127-
)
128-
;
218+
SET
219+
result = 'ongoing'
220+
FROM
221+
matrices AS m
222+
WHERE
223+
t.board = m.board
224+
AND t.error ISNULL
225+
AND JSON_ARRAY_LENGTH(m.has_win) = 0
226+
AND (
227+
WITH
228+
cte AS (
229+
SELECT
230+
j.value AS jrow
231+
FROM
232+
JSON_EACH(m.matrix) j
233+
)
234+
SELECT
235+
COUNT(*) > 0
236+
FROM
237+
cte,
238+
JSON_EACH(jrow) j
239+
WHERE
240+
j.value = ' '
241+
);

‎exercises/practice/state-of-tic-tac-toe/create_fixture.sql

Lines changed: 6 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,14 +1,11 @@
11
DROP TABLE IF EXISTS "state-of-tic-tac-toe";
2-
CREATE TABLE "state-of-tic-tac-toe" (
3-
board TEXT NOT NULL,
4-
result TEXT,
5-
error TEXT
6-
);
2+
3+
CREATE TABLE "state-of-tic-tac-toe" (board TEXT NOT NULL, result TEXT, error TEXT);
74

85
.mode csv
96
.import ./data.csv "state-of-tic-tac-toe"
10-
117
UPDATE "state-of-tic-tac-toe"
12-
SET board = REPLACE(board, '\n', CHAR(10)),
13-
result = NULL,
14-
error = NULL;
8+
SET
9+
board = REPLACE(board, '\n', CHAR(10)),
10+
result = NULL,
11+
error = NULL;

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