Files
ast-project/part1/results/2/bug_e5e30d38-6183-4f1b-a314-4ae2845d8d0f_logic.md
T
2026-06-24 13:47:14 +02:00

32 KiB

Summary

**No review yet**

Minimized query

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
SAVEPOINT sp8767;
PRAGMA count_changes = OFF;
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
BEGIN DEFERRED;
SAVEPOINT sp3957;
.exit strftime('' || ('%s'), NULL)
.schema
PRAGMA synchronous IS NOT 'OFF';
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATE)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(';' AS INT)), '+1 day'), '$[0]'),'b',-coalesce(NULL, julianday(time(round(2147483647))))), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT OR FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE NOT NOT (NOT NOT (NOT NOT (NOT NOT (c IS NOT NULL) OVER (PARTITION BY c)))) ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
ATTACH DATABASE ':memory:' AS aux78;
BEGIN IMMEDIATE TRANSACTION;
PRAGMA recursive_triggers;
.exit CAST(zeroblob('"') AS DATETIME)
CREATE TABLE T (
  a INTEGER,
  b TEXT,
  c REAL
);
INSERT INTO T VALUES (glob('?', 'hello'),'a',abs(x'84a9ab1d')), (json_extract(datetime(atanh(CAST(1 AS INT)), '+1 day'), '$[0]'),'b',-7.75), (2,'c',-9e999);
SELECT b,a,c,
RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T;
INSERT AND FAIL INTO T VALUES (-1, 3, 0);
PRAGMA quick_check(20);
SELECT MAX(c) FILTER (WHERE c IS NOT NULL) OVER (PARTITION BY c ORDER BY c RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM T;
ANALYZE T;
END TRANSACTION;
ALTER TABLE T ADD COLUMN extra_4706 NCHAR(55) NOT NULL DEFAULT 0;
SELECT COUNT(*) FROM T;
CREATE TEMP  VIEW IF NOT EXISTS v_T_2390 AS SELECT a FROM T;
ALTER TABLE T DROP COLUMN b;
DELETE FROM T WHERE a IS NULL;
INSERT INTO T VALUES ('x', 1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME TO T_r4177;
ALTER TABLE T RENAME TO T_r7895;
PRAGMA schema_version = 5;
DETACH DATABASE aux78;
SELECT COUNT(*) FILTER (WHERE a IS NOT NULL), SUM(rowid) FILTER (WHERE a > 0), COUNT(*) FILTER (WHERE 1=0), COUNT(*) FILTER (WHERE 1=1), COUNT(*) FILTER (WHERE NULL), AVG(a) FILTER (WHERE a > 0 AND a < 100), COUNT(*) FILTER (WHERE typeof(a) = "text") FROM T;
SELECT NTH_VALUE(b, 2) OVER (PARTITION BY b ORDER BY b RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING EXCLUDE NO OTHERS) FROM T;
SELECT AVG(b) FROM T;
DROP VIEW IF EXISTS T;
VACUUM main;
INSERT INTO T DEFAULT VALUES;
ALTER TABLE T DROP COLUMN b;
SELECT COUNT(*) FILTER (WHERE b IS NOT NULL), SUM(rowid) FILTER (WHERE b > 0), COUNT(*) FILTER (WHERE 1=0), COUNT(*) FILTER (WHERE 1=1), COUNT(*) FILTER (WHERE NULL), AVG(b) FILTER (WHERE b > 0 AND b < 100), COUNT(*) FILTER (WHERE typeof(b) = "text") FROM T;
CREATE UNIQUE  INDEX IF NOT EXISTS idx_T_4427 ON T(lower(b));
ALTER TABLE T DROP COLUMN a;
CREATE  INDEX IF NOT EXISTS idx_T_4716 ON T(c COLLATE NOCASE);
VACUUM main;
INSERT INTO T VALUES (NULL, NULL, NULL);
UPDATE T SET a = CURRENT_TIMESTAMP WHERE a IS NOT NULL RETURNING *;
SELECT * FROM T FULL JOIN T;
UPDATE T SET a = '' WHERE a BETWEEN 0 AND 100;
INSERT OR ROLLBACK INTO T VALUES (0, 'x', 0);
ALTER TABLE T ADD COLUMN extra_3521 CHARACTER(20) DEFAULT (random());
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);
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;
SELECT * FROM T WHERE c < 2.0 ORDER BY c;
SELECT * FROM T WHERE a = (SELECT COUNT(*) FROM T);
INSERT INTO T VALUES (NULL, 'x', NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c;
ALTER TABLE T RENAME COLUMN a TO a_r6404;
INSERT INTO T DEFAULT VALUES;
ROLLBACK TRANSACTION TO SAVEPOINT sp3957;
RELEASE SAVEPOINT sp3957;
END;
DELETE FROM T WHERE b > (SELECT AVG(b) FROM T) RETURNING *;
ALTER TABLE T DROP COLUMN c;
ALTER TABLE T RENAME COLUMN a TO a_r6310;
SELECT * FROM (SELECT a, COUNT(*) FROM T GROUP BY a) AS sub;
SELECT * FROM T;
PRAGMA encoding = 'UTF-16be';
SELECT * FROM T NATURAL JOIN T;
DROP TABLE IF EXISTS T;
SELECT * FROM T WHERE b <= ANY (SELECT b FROM T);
ALTER TABLE T RENAME COLUMN c TO c_r1983;
SELECT AVG(c) FROM T;
INSERT INTO T SELECT * FROM T;
SELECT GROUP_CONCAT(c, '|') FROM T;
ALTER TABLE T ADD COLUMN extra_8345 BOOLEAN DEFAULT (random());
PRAGMA empty_result_callbacks = YES;
SELECT * FROM T;
ANALYZE;
DROP VIEW IF EXISTS T;
DROP TABLE IF EXISTS T;
CREATE  VIEW IF NOT EXISTS v_T_5407 AS SELECT a FROM T;

SELECT COUNT(*) FROM T;
REINDEX T;
SELECT * FROM T;
REINDEX T;
ROLLBACK TO sp8767;
RELEASE sp8767;
SELECT * FROM T WHERE EXISTS (SELECT 1 FROM T t2 WHERE t2.b = T.b);
CREATE TEMP  VIEW IF NOT EXISTS v_t1_7429 AS SELECT b FROM t1;

Actual output

Memory Used:                         79040 (max 80592) bytes
Number of Outstanding Allocations:   164 (max 178)
Number of Pcache Overflow Bytes:     16928 (max 16928) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                32 (max 88)
Successful lookaside attempts:       107
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13592 bytes
Page cache hits:                     4
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1088 bytes
Statement Heap/Lookaside Usage:      2496 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               30
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2496
Bytes received by read():            10665
Bytes sent to write():               0
Read() system calls:                 14
Write() system calls:                0
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         76568 (max 82248) bytes
Number of Outstanding Allocations:   153 (max 178)
Number of Pcache Overflow Bytes:     16928 (max 16928) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                41 (max 88)
Successful lookaside attempts:       129
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13592 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1112 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            10760
Bytes sent to write():               1294
Read() system calls:                 16
Write() system calls:                1
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         76568 (max 82248) bytes
Number of Outstanding Allocations:   153 (max 178)
Number of Pcache Overflow Bytes:     16928 (max 16928) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                41 (max 88)
Successful lookaside attempts:       151
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13592 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1112 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            10858
Bytes sent to write():               2591
Read() system calls:                 18
Write() system calls:                2
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         76568 (max 82248) bytes
Number of Outstanding Allocations:   153 (max 178)
Number of Pcache Overflow Bytes:     16928 (max 16928) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                41 (max 88)
Successful lookaside attempts:       173
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13592 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1112 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            10956
Bytes sent to write():               3888
Read() system calls:                 20
Write() system calls:                3
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         83992 (max 93784) bytes
Number of Outstanding Allocations:   173 (max 185)
Number of Pcache Overflow Bytes:     21288 (max 21288) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                32 (max 92)
Successful lookaside attempts:       253
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17936 bytes
Page cache hits:                     5
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1312 bytes
Statement Heap/Lookaside Usage:      2784 bytes
Fullscan Steps:                      0
Sort Operations:                     1
Autoindex Inserts:                   0
Virtual Machine Steps:               56
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2784
Bytes received by read():            11054
Bytes sent to write():               5185
Read() system calls:                 22
Write() system calls:                4
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         81136 (max 93784) bytes
Number of Outstanding Allocations:   156 (max 185)
Number of Pcache Overflow Bytes:     21288 (max 21288) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                35 (max 92)
Successful lookaside attempts:       258
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17936 bytes
Page cache hits:                     0
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1312 bytes
Statement Heap/Lookaside Usage:      2528 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               4
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2528
Bytes received by read():            11152
Bytes sent to write():               6482
Read() system calls:                 24
Write() system calls:                5
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
WARNING: writing to an imposter table will corrupt the "t1bc" index!
Braun|30|3
Wernher|10|1
von|20|2
Memory Used:                         81696 (max 93784) bytes
Number of Outstanding Allocations:   166 (max 185)
Number of Pcache Overflow Bytes:     21288 (max 21288) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                45 (max 97)
Successful lookaside attempts:       381
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17936 bytes
Page cache hits:                     5
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1856 bytes
Statement Heap/Lookaside Usage:      4752 bytes
Fullscan Steps:                      2
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               21
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        4752
Bytes received by read():            11250
Bytes sent to write():               7929
Read() system calls:                 26
Write() system calls:                7
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Braun|30
Wernher|10
von|20
Memory Used:                         81720 (max 93784) bytes
Number of Outstanding Allocations:   167 (max 185)
Number of Pcache Overflow Bytes:     21288 (max 21288) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4360 bytes
Lookaside Slots Used:                45 (max 97)
Successful lookaside attempts:       420
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17936 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Schema Heap Usage:                   1880 bytes
Statement Heap/Lookaside Usage:      4752 bytes
Fullscan Steps:                      2
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               19
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        4752
Bytes received by read():            11348
Bytes sent to write():               9259
Read() system calls:                 28
Write() system calls:                8
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0

Expectation

Memory Used:                         79504 (max 81040) bytes
Number of Outstanding Allocations:   174 (max 188)
Number of Pcache Overflow Bytes:     16936 (max 16936) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                48 (max 97)
Successful lookaside attempts:       116
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13608 bytes
Page cache hits:                     4
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   904 bytes
Statement Heap/Lookaside Usage:      2352 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               30
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2352
Bytes received by read():            11185
Bytes sent to write():               0
Read() system calls:                 14
Write() system calls:                0
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         77160 (max 82792) bytes
Number of Outstanding Allocations:   163 (max 188)
Number of Pcache Overflow Bytes:     16936 (max 16936) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                57 (max 97)
Successful lookaside attempts:       138
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13608 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   912 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            11280
Bytes sent to write():               1332
Read() system calls:                 16
Write() system calls:                1
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         77160 (max 82792) bytes
Number of Outstanding Allocations:   163 (max 188)
Number of Pcache Overflow Bytes:     16936 (max 16936) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                57 (max 97)
Successful lookaside attempts:       160
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13608 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   912 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            11378
Bytes sent to write():               2667
Read() system calls:                 18
Write() system calls:                2
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         77160 (max 82792) bytes
Number of Outstanding Allocations:   163 (max 188)
Number of Pcache Overflow Bytes:     16936 (max 16936) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                57 (max 97)
Successful lookaside attempts:       182
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    13608 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   912 bytes
Statement Heap/Lookaside Usage:      3296 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               16
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        3296
Bytes received by read():            11476
Bytes sent to write():               4002
Read() system calls:                 20
Write() system calls:                3
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         84376 (max 94104) bytes
Number of Outstanding Allocations:   181 (max 193)
Number of Pcache Overflow Bytes:     21304 (max 21304) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                48 (max 101)
Successful lookaside attempts:       255
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17960 bytes
Page cache hits:                     5
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   1120 bytes
Statement Heap/Lookaside Usage:      2576 bytes
Fullscan Steps:                      0
Sort Operations:                     1
Autoindex Inserts:                   0
Virtual Machine Steps:               56
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2576
Bytes received by read():            11574
Bytes sent to write():               5337
Read() system calls:                 22
Write() system calls:                4
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Memory Used:                         81736 (max 94104) bytes
Number of Outstanding Allocations:   166 (max 193)
Number of Pcache Overflow Bytes:     21304 (max 21304) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                51 (max 101)
Successful lookaside attempts:       260
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17960 bytes
Page cache hits:                     0
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   1120 bytes
Statement Heap/Lookaside Usage:      2528 bytes
Fullscan Steps:                      0
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               5
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        2528
Bytes received by read():            11672
Bytes sent to write():               6674
Read() system calls:                 24
Write() system calls:                5
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
Braun|30|3
Wernher|10|1
von|20|2
Memory Used:                         82216 (max 94104) bytes
Number of Outstanding Allocations:   176 (max 193)
Number of Pcache Overflow Bytes:     21304 (max 21304) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                58 (max 102)
Successful lookaside attempts:       373
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17960 bytes
Page cache hits:                     5
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   1600 bytes
Statement Heap/Lookaside Usage:      4368 bytes
Fullscan Steps:                      2
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               21
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        4368
Bytes received by read():            11770
Bytes sent to write():               8092
Read() system calls:                 26
Write() system calls:                7
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0
Braun|30
Wernher|10
von|20
Memory Used:                         82224 (max 94104) bytes
Number of Outstanding Allocations:   177 (max 193)
Number of Pcache Overflow Bytes:     21304 (max 21304) bytes
Largest Allocation:                  48000 bytes
Largest Pcache Allocation:           4368 bytes
Lookaside Slots Used:                59 (max 102)
Successful lookaside attempts:       410
Lookaside failures due to size:      0
Lookaside failures due to OOM:       0
Pager Heap Usage:                    17960 bytes
Page cache hits:                     2
Page cache misses:                   0
Page cache writes:                   0
Page cache spills:                   0
Temporary data spilled to disk:      0
Schema Heap Usage:                   1608 bytes
Statement Heap/Lookaside Usage:      4496 bytes
Fullscan Steps:                      2
Sort Operations:                     0
Autoindex Inserts:                   0
Virtual Machine Steps:               19
Reprepare operations:                0
Number of times run:                 1
Memory used by prepared stmt:        4496
Bytes received by read():            11868
Bytes sent to write():               9462
Read() system calls:                 28
Write() system calls:                8
Bytes read from storage:             0
Bytes written to storage:            0
Cancelled write bytes:               0

Flag

-stats