creATE VIRTUAL TABLE t0 USING fts3("x", "y", "z");
DROP TABLE t0;

---

CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;

---

CREATE TEMPORARY TABLE t0(x, y, z);
SELECT -99999999999999999999999999999999999999999999999999;
SELECT * FROM sqlite_temp_master WHERE sql GLOB '000[]***';
DROP TABLE t0;

---

SELECT 0x0ACB29BM205381;
SELECT sqlite_compileoption_used('我的天你是怎么了');
SELECT 1 >> -999999999999999999999999999;
SELECT sqlite_compileoption_get($1);
SELECT sqlite_version();

---

CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT);
INSERT INTO t1 VALUES (1, 'Wernher', 10, 100);
INSERT INTO t1 VALUES (2, 'von', 20, 200);
INSERT INTO t1 VALUES (3, 'Braun', 30, 300);

CREATE INDEX t1bc ON t1(b, c);

PRAGMA writable_schema = ON;

.imposter t1bc t2

SELECT * FROM t2;

SELECT b, c FROM t1 ORDER BY b, c;

.quit

---

CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (1,'a',1.25), (2,'b',-3.5), (3,'c',9e999);
WITH d AS (SELECT * FROM T) SELECT * FROM d WHERE c > 0;

---

CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (1,'a',3.14), (1,'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;

---

CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c INTEGER
);
INSERT INTO T VALUES (1,'a',NULL), (2,'b',1), (3,'c',2);
WITH RECURSIVE d(a,b,c,e) AS (
  SELECT *,1 FROM T WHERE c IS NULL
  UNION ALL
  SELECT T.a,T.b,T.c,d.e+1
  FROM T JOIN d ON T.c=d.a
)
SELECT * FROM d;

---

CREATE TABLE T (
  a TEXT,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES ('a','b',1.5), ('a','c',-2.25), ('b','b',4.75);
SELECT a,
SUM(CASE WHEN b='b' THEN c ELSE 0 END) AS d,
SUM(CASE WHEN b='c' THEN c ELSE 0 END) AS e
FROM T
GROUP BY a;

---

CREATE TABLE T (
  a TEXT,
  b REAL
);
INSERT INTO T VALUES ('a',100.0), ('b',-200.5), ('c',9e999);
SELECT a,b,
LEAD(b,1) OVER (ORDER BY b DESC) AS c,
NTILE(2) OVER (ORDER BY b DESC) AS d FROM T;

---

CREATE TABLE T (
  a INTEGER,
  b REAL,
  c REAL
);
INSERT INTO T VALUES (1,2.0,10.5), (1,-3.5,20.25), (2,9e999,-1.0);
WITH d AS (SELECT a,SUM(b*c) AS e FROM T GROUP BY a) SELECT * FROM d;

---

CREATE TABLE T (
  a TEXT,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES ('a','b',5.0), ('a','c',5.0), ('b','d',-8.25);
SELECT a,b,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;

---

CREATE TABLE T1 (
  a INTEGER,
  b TEXT
);
CREATE TABLE T2 (
  a INTEGER,
  b TEXT
);
INSERT INTO T1 VALUES (1,'a'),(2,'b');
INSERT INTO T2 VALUES (1,'c'),(1,'d');
SELECT T1.b,
(
  SELECT GROUP_CONCAT(b,',')
  FROM T2
  WHERE T2.a=T1.a
) AS c
FROM T1;

---

CREATE TABLE T (
  a TEXT,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES ('a','b',1.0), ('a','c',-1.0), ('b','d',0.0);
SELECT
COALESCE(a,'e') AS d,
COALESCE(b,'f') AS e,
SUM(c) AS f
FROM T
GROUP BY a,b;

---

CREATE TABLE T (
  a INTEGER,
  b REAL
);
INSERT INTO T VALUES (1,1.5), (2,-2.5), (3,0.0);
CREATE INDEX c
ON T(b);
SELECT * FROM T WHERE b >= -2.5 AND b < 2.0;

---

CREATE TABLE T (
  a TEXT,
  b TEXT
);
INSERT INTO T VALUES ('a','2020-01-01'), ('b','2026-01-01');
SELECT a,
CAST(
  (julianday('now')-julianday(b))/365.25
  AS INTEGER
) AS c
FROM T;

---

CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (1,'a',1.25), (2,'b',-3.5), (3,'c',0.0);
SELECT * FROM T WHERE c < 2.0 ORDER BY c;

---

CREATE TABLE T (
  a TEXT,
  b INTEGER,
  c REAL
);
INSERT INTO T VALUES ('a',1,2.0), ('a',2,-3.0), ('b',1,4.5);
SELECT a,b,c,
SUM(c) OVER (
  PARTITION BY a
  ORDER BY b
) AS d
FROM T;

---

CREATE TABLE T1 (
  a INTEGER,
  b REAL
);
CREATE TABLE T2 (
  a INTEGER,
  b REAL
);
INSERT INTO T1 VALUES (1,1.0);
INSERT INTO T2 VALUES (1,-1.0),(2,9e999);
INSERT OR REPLACE INTO T1
SELECT * FROM T2;
SELECT * FROM T1;

---

CREATE VIRTUAL TABLE T
USING fts5(a,b);
INSERT INTO T VALUES ('a','b c'), ('d','e f');
SELECT a,b FROM T WHERE T MATCH 'b';

---

CREATE TABLE T (
  a TEXT,
  b TEXT
);
INSERT INTO T VALUES ('a','b'), ('c','d');
SELECT * FROM T WHERE a = REPLACE('a;',';','') AND b = 'b';

---

CREATE TABLE T (
  a INTEGER,
  b REAL,
  c REAL
);
INSERT INTO T VALUES (1,1.5,10.0), (2,-2.5,20.0), (3,-9e999,30.0);
SELECT * FROM T WHERE b < 2.0 ORDER BY b;

---

CREATE TABLE T (
  a INTEGER,
  b REAL
);
INSERT INTO T VALUES (1,1.5), (2,-7.25), (3,0.0);
SELECT a,b FROM T WHERE a >= 2 ORDER BY b;

---

CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL,
  d REAL
);
INSERT INTO T VALUES (1,'a',40.5,-70.0), (2,'b',-10.25,20.5), (3,'c',9e999,-9e999);
SELECT b FROM T WHERE ABS(c) > 5 AND ABS(d) > 5;

---

CREATE TABLE T (
  A VARCHAR(15) PRIMARY KEY,
  B VARCHAR(30) NOT NULL,
  C BIGINT UNIQUE
);
INSERT INTO T VALUES ('a', 'x', -9223372036854775808);
INSERT INTO T VALUES ('b', 'y', -1000000);
INSERT INTO T VALUES ('c', 'y', 0);
INSERT INTO T VALUES ('d', 'y', 42);
INSERT INTO T VALUES ('e', 'x', 9223372036854775807);
INSERT INTO T VALUES ('f', 'z', 2147483648);
SELECT * FROM T WHERE C > 0 ORDER BY C DESC;

---

CREATE TABLE T (
  A VARCHAR(20),
  B VARCHAR(30),
  C VARCHAR(30),
  PRIMARY KEY (A, B),
  UNIQUE (A, C)
);
INSERT INTO T VALUES ('a', 'p', 'x');
INSERT INTO T VALUES ('a', 'q', 'y');
INSERT INTO T VALUES ('b', 'p', 'z');
INSERT INTO T VALUES ('c', 'r', 'w');
INSERT INTO T VALUES ('d', 's', 'v');
SELECT A, COUNT(DISTINCT B) AS D FROM T GROUP BY A HAVING COUNT(DISTINCT B) >= 1;

---

CREATE TABLE T (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15) NOT NULL,
  C DOUBLE PRECISION
);
INSERT INTO T VALUES ('a', 'p', -1.7976931348623157e+308);
INSERT INTO T VALUES ('b', 'q', -0.000000001);
INSERT INTO T VALUES ('c', 'r', 0.0);
INSERT INTO T VALUES ('d', 's', 3.14159265358979);
INSERT INTO T VALUES ('e', 't', 1.7976931348623157e+308);
INSERT INTO T VALUES ('f', 't', 750.25);
SELECT B, AVG(C) AS D, MIN(C) AS E, MAX(C) AS F FROM T GROUP BY B;

---

CREATE TABLE T (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15),
  C BIGINT,
  UNIQUE (B, C)
);
INSERT INTO T VALUES ('a', 'p', -9223372036854775808);
INSERT INTO T VALUES ('b', 'q', 4000);
INSERT INTO T VALUES ('c', 'r', 1700);
INSERT INTO T VALUES ('d', 'r', 9223372036854775807);
INSERT INTO T VALUES ('e', 's', 0);
SELECT A, C FROM T WHERE C > 1200 AND C < 9999999999 ORDER BY C;

---

CREATE TABLE T (
  A VARCHAR(20),
  B VARCHAR(10),
  C INTEGER,
  PRIMARY KEY (A, B)
);
INSERT INTO T VALUES ('a', 'p', -2147483648);
INSERT INTO T VALUES ('b', 'q', 100);
INSERT INTO T VALUES ('b', 'r', 200);
INSERT INTO T VALUES ('c', 's', 300);
INSERT INTO T VALUES ('d', 't', 2147483647);
INSERT INTO T VALUES ('b', 't', 50);
SELECT A, COUNT(*) AS D, SUM(C) AS E FROM T GROUP BY A HAVING COUNT(*) > 1;

---

CREATE TABLE T (
  A VARCHAR(20),
  B VARCHAR(10),
  PRIMARY KEY (A, B)
);
INSERT INTO T VALUES ('a', 'p');
INSERT INTO T VALUES ('a', 'q');
INSERT INTO T VALUES ('b', 'q');
INSERT INTO T VALUES ('c', 'r');
INSERT INTO T VALUES ('b', 'r');
INSERT INTO T VALUES ('b', 't');
SELECT B, COUNT(DISTINCT A) AS D FROM T GROUP BY B ORDER BY D DESC, B ASC;

---

CREATE TABLE T1 (
  A VARCHAR(15) PRIMARY KEY,
  B VARCHAR(30) NOT NULL UNIQUE
);
CREATE TABLE T2 (
  A VARCHAR(10) PRIMARY KEY,
  X VARCHAR(15) NOT NULL,
  C BIGINT,
  FOREIGN KEY (X) REFERENCES T1(A)
);
INSERT INTO T1 VALUES ('p', 'x');
INSERT INTO T1 VALUES ('q', 'y');
INSERT INTO T2 VALUES ('a', 'p', 9223372036854775807);
INSERT INTO T2 VALUES ('b', 'q', -9223372036854775808);
SELECT X, SUM(C) AS D, COUNT(*) AS E FROM T2 GROUP BY X;

---

CREATE TABLE T1 (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15) UNIQUE,
  C INTEGER
);
CREATE TABLE T2 (
  X VARCHAR(20) PRIMARY KEY,
  A VARCHAR(10) NOT NULL UNIQUE,
  FOREIGN KEY (A) REFERENCES T1(A)
);
INSERT INTO T1 VALUES ('a', 'p', -2147483648);
INSERT INTO T1 VALUES ('b', 'q', 2147483647);
INSERT INTO T2 VALUES ('m', 'a');
INSERT INTO T2 VALUES ('n', 'b');
SELECT T2.X, T1.B, T1.C FROM T2, T1 WHERE T2.A = T1.A AND T1.C >= 0;

---

CREATE TABLE T1 (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15) UNIQUE,
  C BIGINT
);
CREATE TABLE T2 (
  X VARCHAR(20) PRIMARY KEY,
  A VARCHAR(10),
  FOREIGN KEY (A) REFERENCES T1(A)
);
INSERT INTO T1 VALUES ('a', 'p', 9999999999999);
INSERT INTO T1 VALUES ('b', 'q', -9999999999999);
INSERT INTO T2 VALUES ('m', 'a');
INSERT INTO T2 VALUES ('n', 'b');
SELECT T2.X, T1.C FROM T2 INNER JOIN T1 ON T2.A = T1.A WHERE T1.C > -1000000000000;

---

CREATE TABLE T (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15) NOT NULL,
  C INTEGER,
  UNIQUE (B, C)
);
INSERT INTO T VALUES ('a', 'p', -2147483648);
INSERT INTO T VALUES ('b', 'q', 700);
INSERT INTO T VALUES ('c', 'r', 0);
INSERT INTO T VALUES ('d', 's', 2147483647);
INSERT INTO T VALUES ('e', 't', -1);
INSERT INTO T VALUES ('f', 'u', 1);
SELECT * FROM T WHERE C BETWEEN -1000 AND 1000 ORDER BY C ASC;

---

CREATE TABLE T (
  A VARCHAR(10) PRIMARY KEY,
  B VARCHAR(15),
  C BIGINT NOT NULL,
  UNIQUE (B, C)
);
INSERT INTO T VALUES ('a', 'p', 3000);
INSERT INTO T VALUES ('b', 'q', 9223372036854775807);
INSERT INTO T VALUES ('c', 'r', 1700);
INSERT INTO T VALUES ('e', 'q', -9223372036854775808);
INSERT INTO T VALUES ('f', 'r', 0);
SELECT B, COUNT(*) AS D, SUM(C) AS E, AVG(C) AS F FROM T GROUP BY B HAVING SUM(C) > 0;

---

CREATE TABLE T1 (
  A VARCHAR(20),
  X VARCHAR(10),
  PRIMARY KEY (A, X),
  UNIQUE (X)
);
CREATE TABLE T2 (
  A VARCHAR(20),
  Y VARCHAR(10) UNIQUE,
  PRIMARY KEY (A, Y)
);
INSERT INTO T1 VALUES ('a', 'm');
INSERT INTO T1 VALUES ('b', 'n');
INSERT INTO T2 VALUES ('b', 'k');
SELECT A FROM T1 UNION ALL SELECT A FROM T2 ORDER BY A;

---

CREATE TABLE T1 (
  A VARCHAR(20) PRIMARY KEY,
  X VARCHAR(10) UNIQUE
);
CREATE TABLE T2 (
  A VARCHAR(20) PRIMARY KEY,
  Y VARCHAR(10) UNIQUE
);
INSERT INTO T1 VALUES ('a', 'm');
INSERT INTO T1 VALUES ('b', 'n');
INSERT INTO T1 VALUES ('c', 'o');
INSERT INTO T2 VALUES ('b', 'k');
INSERT INTO T2 VALUES ('c', 'l');
SELECT A FROM T1 INTERSECT SELECT A FROM T2;

---

CREATE TABLE T1 (
  A VARCHAR(20),
  X VARCHAR(10),
  PRIMARY KEY (A, X)
);
CREATE TABLE T2 (
  A VARCHAR(20),
  Y VARCHAR(10),
  PRIMARY KEY (A, Y)
);
INSERT INTO T1 VALUES ('a', 'm');
INSERT INTO T1 VALUES ('b', 'n');
INSERT INTO T1 VALUES ('c', 'o');
INSERT INTO T2 VALUES ('b', 'k');
SELECT A FROM T1 EXCEPT SELECT A FROM T2;