## Summary **No review yet** ## Minimized query ```sql PRAGMA fullsync = OFF; PRAGMA analysis_limit; ATTACH DATABASE ':memory:' AS aux96; .stats on SAVEPOINT sp9037; .stats on CREATE TABLE `T` ( a CHARINT, b REAL ); INSERT INTO main.T VALUES ('' || ('a'),power(CAST(CAST((like(CAST(-acos(floor(json_quote(1))) AS REAL), NULL) + 3725563120749816045) AS ANY) AS BOOLEAN), 100.0)), ('b',-200.5), ('c',9e999); 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 SELECT a,b, LEAD(b,1) OVER (ORDER BY b DESC) AS c, NTILE(2) OVER (ORDER BY b DESC) AS d FROM T; PRAGMA query_only; INSERT INTO T VALUES (1, NULL) ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b; SELECT COUNT(*) FROM t1; SELECT * FROM T; SELECT COUNT(*) FROM t1; ANALYZE; ALTER TABLE T RENAME TO T_r9134; SELECT MIN(a) FILTER (WHERE NOT NOT (NOT NOT (a IS NOT NULL) OVER ()) ORDER BY a GROUPS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) FROM T; INSERT INTO T SELECT * FROM T; ANALYZE T; SELECT COUNT(*) FROM T; ROLLBACK TO sp9037; RELEASE sp9037; SELECT COUNT(b) FILTER (WHERE b IS NOT NULL) OVER (PARTITION BY b ORDER BY b) FROM T; 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; 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 t1; ALTER TABLE T ADD COLUMN extra_3139 DOUBLE COLLATE RTRIM; SELECT * FROM T AS a JOIN T AS b ON a.rowid = b.rowid; INSERT INTO t1 SELECT * FROM t1; SELECT * FROM T AS a FULL OUTER JOIN t1 AS b ON a.rowid = b.rowid; SELECT * FROM t1 WHERE c > ANY (SELECT c FROM t1); SELECT * FROM T AS a LEFT OUTER JOIN T AS b ON a.rowid = b.rowid; INSERT INTO t1 SELECT * FROM t1; REINDEX; WITH cte(x) AS (SELECT a FROM T) SELECT x FROM cte; DETACH DATABASE aux96; ALTER TABLE T RENAME TO T_r2899; SELECT * FROM T WHERE a NOT IN (SELECT a FROM T WHERE a IS NOT NULL); 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; SELECT * FROM T AS a FULL OUTER JOIN T AS b ON a.rowid = b.rowid; SELECT COUNT(*) FROM t1; PRAGMA cell_size_check = OFF; SELECT COUNT(*) FROM T; VACUUM; ALTER TABLE t1 DROP COLUMN a; ALTER TABLE T DROP COLUMN c; DROP INDEX IF EXISTS T; SELECT MAX(b) FROM T; PRAGMA foreign_keys = OFF; ANALYZE T; INSERT INTO T VALUES (NULL, 1, 'x') ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c; SELECT COUNT(*) FROM T; INSERT INTO t1 SELECT * FROM t1; INSERT OR REPLACE INTO T VALUES (4, 0, -4); VACUUM; INSERT INTO t1 VALUES (NULL, NULL, NULL, NULL); INSERT INTO T VALUES (NULL, NULL, NULL); INSERT INTO T SELECT * FROM T; SELECT COUNT(*) FROM T; INSERT INTO t1 SELECT * FROM t1; REINDEX t1; ALTER TABLE T ADD COLUMN extra_8891 NUMERIC DEFAULT CURRENT_TIMESTAMP; SELECT * FROM T; WITH cte(x) AS (VALUES(1),(2),(3)) SELECT * FROM cte WHERE x > 1; ALTER TABLE T RENAME COLUMN c TO c_r448; INSERT INTO T VALUES (NULL, NULL, NULL); CREATE TEMPORARY VIEW IF NOT EXISTS v_T_7952 AS SELECT b FROM T; ``` ## Actual output ```sql SQLite version 3.39.0 2022-05-10 23:28:12 Enter ".help" for usage hints. sqlite> sqlite> 0 sqlite> sqlite> sqlite> Memory Used: 79920 (max 79920) bytes Number of Outstanding Allocations: 158 (max 158) Number of Pcache Overflow Bytes: 16928 (max 16928) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 39 (max 80) Successful lookaside attempts: 155 Lookaside failures due to size: 0 Lookaside failures due to OOM: 0 Pager Heap Usage: 18496 bytes Page cache hits: 0 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1104 bytes Statement Heap/Lookaside Usage: 2656 bytes Fullscan Steps: 0 Sort Operations: 0 Autoindex Inserts: 0 Virtual Machine Steps: 3 Reprepare operations: 0 Number of times run: 1 Memory used by prepared stmt: 2656 Bytes received by read(): 9854 Bytes sent to write(): 115 Read() system calls: 13 Write() system calls: 7 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> sqlite> ...> ...> ...> Memory Used: 92704 (max 98384) bytes Number of Outstanding Allocations: 182 (max 193) Number of Pcache Overflow Bytes: 25392 (max 25392) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 35 (max 91) Successful lookaside attempts: 230 Lookaside failures due to size: 0 Lookaside failures due to OOM: 0 Pager Heap Usage: 22840 bytes Page cache hits: 4 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1376 bytes Statement Heap/Lookaside Usage: 2432 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: 2432 Bytes received by read(): 10206 Bytes sent to write(): 1449 Read() system calls: 16 Write() system calls: 13 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 92672 (max 98384) bytes Number of Outstanding Allocations: 172 (max 193) Number of Pcache Overflow Bytes: 25392 (max 25392) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 53 (max 105) Successful lookaside attempts: 318 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 22840 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1400 bytes Statement Heap/Lookaside Usage: 14328 bytes Fullscan Steps: 0 Sort Operations: 0 Autoindex Inserts: 0 Virtual Machine Steps: 50 Reprepare operations: 0 Number of times run: 1 Memory used by prepared stmt: 14328 Bytes received by read(): 10305 Bytes sent to write(): 2755 Read() system calls: 18 Write() system calls: 15 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 97456 (max 103136) bytes Number of Outstanding Allocations: 192 (max 207) Number of Pcache Overflow Bytes: 29752 (max 29752) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 35 (max 105) Successful lookaside attempts: 393 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 27184 bytes Page cache hits: 3 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1728 bytes Statement Heap/Lookaside Usage: 2464 bytes Fullscan Steps: 0 Sort Operations: 0 Autoindex Inserts: 0 Virtual Machine Steps: 28 Reprepare operations: 0 Number of times run: 1 Memory used by prepared stmt: 2464 Bytes received by read(): 10404 Bytes sent to write(): 4064 Read() system calls: 20 Write() system calls: 17 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95016 (max 103136) bytes Number of Outstanding Allocations: 181 (max 207) Number of Pcache Overflow Bytes: 29752 (max 29752) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 44 (max 105) Successful lookaside attempts: 415 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 27184 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1752 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(): 10503 Bytes sent to write(): 5372 Read() system calls: 22 Write() system calls: 19 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95016 (max 103136) bytes Number of Outstanding Allocations: 181 (max 207) Number of Pcache Overflow Bytes: 29752 (max 29752) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 44 (max 105) Successful lookaside attempts: 437 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 27184 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1752 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(): 10602 Bytes sent to write(): 6680 Read() system calls: 24 Write() system calls: 21 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95016 (max 103136) bytes Number of Outstanding Allocations: 181 (max 207) Number of Pcache Overflow Bytes: 29752 (max 29752) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 44 (max 105) Successful lookaside attempts: 459 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 27184 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1752 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(): 10701 Bytes sent to write(): 7988 Read() system calls: 26 Write() system calls: 23 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 102424 (max 112216) bytes Number of Outstanding Allocations: 201 (max 213) Number of Pcache Overflow Bytes: 34112 (max 34112) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 35 (max 105) Successful lookaside attempts: 539 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 31528 bytes Page cache hits: 4 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1952 bytes Statement Heap/Lookaside Usage: 2768 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: 2768 Bytes received by read(): 10800 Bytes sent to write(): 9296 Read() system calls: 28 Write() system calls: 25 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 99584 (max 112216) bytes Number of Outstanding Allocations: 184 (max 213) Number of Pcache Overflow Bytes: 34112 (max 34112) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 38 (max 105) Successful lookaside attempts: 544 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 31528 bytes Page cache hits: 0 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 1952 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(): 10899 Bytes sent to write(): 10605 Read() system calls: 30 Write() system calls: 27 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID; WARNING: writing to an imposter table will corrupt the "t1bc" index! sqlite> sqlite> Braun|30|3 Wernher|10|1 von|20|2 Memory Used: 100144 (max 112216) bytes Number of Outstanding Allocations: 194 (max 213) Number of Pcache Overflow Bytes: 34112 (max 34112) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 48 (max 105) Successful lookaside attempts: 667 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 31528 bytes Page cache hits: 2 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 2496 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(): 10999 Bytes sent to write(): 12080 Read() system calls: 32 Write() system calls: 32 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Braun|30 Wernher|10 von|20 Memory Used: 100168 (max 112216) bytes Number of Outstanding Allocations: 195 (max 213) Number of Pcache Overflow Bytes: 34112 (max 34112) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4360 bytes Lookaside Slots Used: 48 (max 105) Successful lookaside attempts: 706 Lookaside failures due to size: 1 Lookaside failures due to OOM: 0 Pager Heap Usage: 31528 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Schema Heap Usage: 2520 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(): 11099 Bytes sent to write(): 13423 Read() system calls: 34 Write() system calls: 34 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> ``` ## Expectation ```sql SQLite version 3.51.1 2025-11-28 17:28:25 Enter ".help" for usage hints. sqlite> sqlite> 0 sqlite> sqlite> sqlite> Memory Used: 80592 (max 80592) bytes Number of Outstanding Allocations: 169 (max 169) Number of Pcache Overflow Bytes: 16944 (max 16944) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 55 (max 91) Successful lookaside attempts: 161 Lookaside failures due to size: 0 Lookaside failures due to OOM: 0 Pager Heap Usage: 18512 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: 944 bytes Statement Heap/Lookaside Usage: 2656 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: 2656 Bytes received by read(): 10630 Bytes sent to write(): 115 Read() system calls: 14 Write() system calls: 7 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> sqlite> (x1...> (x1...> (x1...> Memory Used: 93200 (max 98832) bytes Number of Outstanding Allocations: 193 (max 204) Number of Pcache Overflow Bytes: 25408 (max 25408) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 51 (max 100) Successful lookaside attempts: 229 Lookaside failures due to size: 0 Lookaside failures due to OOM: 0 Pager Heap Usage: 22864 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: 1176 bytes Statement Heap/Lookaside Usage: 2320 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: 2320 Bytes received by read(): 10727 Bytes sent to write(): 1488 Read() system calls: 16 Write() system calls: 13 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 94656 (max 100288) bytes Number of Outstanding Allocations: 184 (max 204) Number of Pcache Overflow Bytes: 25408 (max 25408) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 69 (max 120) Successful lookaside attempts: 320 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 22864 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 1184 bytes Statement Heap/Lookaside Usage: 17864 bytes Fullscan Steps: 0 Sort Operations: 0 Autoindex Inserts: 0 Virtual Machine Steps: 50 Reprepare operations: 0 Number of times run: 1 Memory used by prepared stmt: 17864 Bytes received by read(): 10826 Bytes sent to write(): 2834 Read() system calls: 18 Write() system calls: 15 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 97872 (max 103504) bytes Number of Outstanding Allocations: 203 (max 218) Number of Pcache Overflow Bytes: 29776 (max 29776) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 51 (max 120) Successful lookaside attempts: 388 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 27216 bytes Page cache hits: 3 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 1448 bytes Statement Heap/Lookaside Usage: 2352 bytes Fullscan Steps: 0 Sort Operations: 0 Autoindex Inserts: 0 Virtual Machine Steps: 28 Reprepare operations: 0 Number of times run: 1 Memory used by prepared stmt: 2352 Bytes received by read(): 10925 Bytes sent to write(): 4183 Read() system calls: 20 Write() system calls: 17 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95528 (max 103504) bytes Number of Outstanding Allocations: 192 (max 218) Number of Pcache Overflow Bytes: 29776 (max 29776) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 60 (max 120) Successful lookaside attempts: 410 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 27216 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 1456 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(): 11024 Bytes sent to write(): 5530 Read() system calls: 22 Write() system calls: 19 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95528 (max 103504) bytes Number of Outstanding Allocations: 192 (max 218) Number of Pcache Overflow Bytes: 29776 (max 29776) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 60 (max 120) Successful lookaside attempts: 432 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 27216 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 1456 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(): 11123 Bytes sent to write(): 6877 Read() system calls: 24 Write() system calls: 21 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 95528 (max 103504) bytes Number of Outstanding Allocations: 192 (max 218) Number of Pcache Overflow Bytes: 29776 (max 29776) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 60 (max 120) Successful lookaside attempts: 454 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 27216 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 1456 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(): 11222 Bytes sent to write(): 8224 Read() system calls: 26 Write() system calls: 23 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 102744 (max 112472) bytes Number of Outstanding Allocations: 210 (max 222) Number of Pcache Overflow Bytes: 34144 (max 34144) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 51 (max 120) Successful lookaside attempts: 527 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 31568 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: 1664 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(): 11321 Bytes sent to write(): 9571 Read() system calls: 28 Write() system calls: 25 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Memory Used: 100104 (max 112472) bytes Number of Outstanding Allocations: 195 (max 222) Number of Pcache Overflow Bytes: 34144 (max 34144) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 54 (max 120) Successful lookaside attempts: 532 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 31568 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: 1664 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(): 11420 Bytes sent to write(): 10919 Read() system calls: 30 Write() system calls: 27 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID; sqlite> sqlite> Braun|30|3 Wernher|10|1 von|20|2 Memory Used: 100584 (max 112472) bytes Number of Outstanding Allocations: 205 (max 222) Number of Pcache Overflow Bytes: 34144 (max 34144) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 61 (max 120) Successful lookaside attempts: 645 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 31568 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: 2144 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(): 11520 Bytes sent to write(): 12365 Read() system calls: 32 Write() system calls: 32 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> Braun|30 Wernher|10 von|20 Memory Used: 100592 (max 112472) bytes Number of Outstanding Allocations: 206 (max 222) Number of Pcache Overflow Bytes: 34144 (max 34144) bytes Largest Allocation: 48000 bytes Largest Pcache Allocation: 4368 bytes Lookaside Slots Used: 62 (max 120) Successful lookaside attempts: 682 Lookaside failures due to size: 2 Lookaside failures due to OOM: 0 Pager Heap Usage: 31568 bytes Page cache hits: 1 Page cache misses: 0 Page cache writes: 0 Page cache spills: 0 Temporary data spilled to disk: 0 Schema Heap Usage: 2152 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(): 11620 Bytes sent to write(): 13747 Read() system calls: 34 Write() system calls: 34 Bytes read from storage: 0 Bytes written to storage: 0 Cancelled write bytes: 0 sqlite> ``` ## Flag ``` -interactive ```