libsql-wal 0.1.0-alpha.1

wal implementation for libsql
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89


  CREATE TABLE t1(a,b,c,d,e, PRIMARY KEY(a,b,c,a,b,c,d,a,b,c)) WITHOUT ROWID;
  CREATE INDEX t1a ON t1(b, b);
  WITH RECURSIVE
    c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<1000)
  INSERT INTO t1(a,b,c,d,e) SELECT i, i+1000, printf('x%dy',i), 0, 0 FROM c;
  ANALYZE;


  SELECT c FROM t1 WHERE a=123;


  SELECT c FROM t1 WHERE b=1123;


  SELECT c FROM t1 ORDER BY a DESC LIMIT 5;


  SELECT c FROM t1 ORDER BY b LIMIT 5;


  DROP TABLE IF EXISTS t1;
  CREATE TABLE t1(
    a UNIQUE,
    b UNIQUE,
    c UNIQUE,
    PRIMARY KEY(b)
  ) WITHOUT ROWID;
  INSERT INTO t1(a,b,c) VALUES(1,8,3),(4,5,6),(7,2,9);
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  EXPLAIN QUERY PLAN
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  PRAGMA index_list(t1);


  DROP TABLE IF EXISTS t1;
  CREATE TABLE t1(
    a UNIQUE,
    b PRIMARY KEY,
    c UNIQUE,
    UNIQUE(b)
  ) WITHOUT ROWID;
  INSERT INTO t1(a,b,c) VALUES(1,8,3),(4,5,6),(7,2,9);
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  EXPLAIN QUERY PLAN
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  PRAGMA index_list(t1);


  DROP TABLE IF EXISTS t1;
  CREATE TABLE t1(
    a UNIQUE,
    b UNIQUE PRIMARY KEY,
    c UNIQUE
  ) WITHOUT ROWID;
  INSERT INTO t1(a,b,c) VALUES(1,8,3),(4,5,6),(7,2,9);
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  EXPLAIN QUERY PLAN
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  PRAGMA index_list(t1);


  DROP TABLE IF EXISTS t1;
  CREATE TABLE t1(a,b,c,
    UNIQUE(b,c),
    PRIMARY KEY(b,c)
  ) WITHOUT ROWID;
  INSERT INTO t1(a,b,c) VALUES(1,8,3),(4,5,6),(7,2,9);
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  EXPLAIN QUERY PLAN
  SELECT a FROM t1 WHERE b>3 ORDER BY b;


  PRAGMA index_list(t1);