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Overview
| Comment: | Test cases for the cache_spill pragma. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | cache_spill |
| Files: | files | file ages | folders |
| SHA1: | b85c9ec5e02c1b92faa8eeb9e56e02a5 |
| User & Date: | drh 2013-08-17 00:25:07 |
Context
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2013-08-17
| ||
| 15:42 | The fullfsync, checkpoint_fullfsync, and cache_spill pragmas apply to all files of a database connection, including those opened by future ATTACH statements. Closed-Leaf check-in: d07c4331 user: drh tags: cache_spill | |
| 00:25 | Test cases for the cache_spill pragma. check-in: b85c9ec5 user: drh tags: cache_spill | |
|
2013-08-16
| ||
| 20:42 | Add the cache_spill pragma. check-in: cdb181c0 user: drh tags: cache_spill | |
Changes
Changes to test/pragma2.test.
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source $testdir/tester.tcl
# Test organization:
#
# pragma2-1.*: Test freelist_count pragma on the main database.
# pragma2-2.*: Test freelist_count pragma on an attached database.
# pragma2-3.*: Test trying to write to the freelist_count is a no-op.
#
ifcapable !pragma||!schema_pragmas {
finish_test
return
}
................................................................................
execsql {
PRAGMA aux.freelist_count = 500;
PRAGMA aux.freelist_count;
}
} {9 9}
}
finish_test
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source $testdir/tester.tcl # Test organization: # # pragma2-1.*: Test freelist_count pragma on the main database. # pragma2-2.*: Test freelist_count pragma on an attached database. # pragma2-3.*: Test trying to write to the freelist_count is a no-op. # pragma2-4.*: Tests for PRAGMA cache_spill # ifcapable !pragma||!schema_pragmas { finish_test return } ................................................................................ execsql { PRAGMA aux.freelist_count = 500; PRAGMA aux.freelist_count; } } {9 9} } # Default setting of PRAGMA cache_spill is always ON # db close delete_file test.db test.db-journal sqlite3 db test.db do_execsql_test pragma2-4.1 { PRAGMA cache_spill; PRAGMA main.cache_spill; PRAGMA temp.cache_spill; } {1 1 1} do_execsql_test pragma2-4.2 { PRAGMA cache_spill=OFF; PRAGMA cache_spill; PRAGMA main.cache_spill; PRAGMA temp.cache_spill; } {0 0 0} do_execsql_test pragma2-4.3 { PRAGMA page_size=1024; PRAGMA cache_size=50; BEGIN; CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, d); INSERT INTO t1 VALUES(1, randomblob(400), 1, randomblob(400)); INSERT INTO t1 SELECT a+1, randomblob(400), a+1, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+2, randomblob(400), a+2, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+4, randomblob(400), a+4, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+8, randomblob(400), a+8, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+16, randomblob(400), a+16, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+32, randomblob(400), a+32, randomblob(400) FROM t1; INSERT INTO t1 SELECT a+64, randomblob(400), a+64, randomblob(400) FROM t1; COMMIT; PRAGMA cache_spill=ON; } {} do_test pragma2-4.4 { db eval { BEGIN; UPDATE t1 SET c=c+1; PRAGMA lock_status; } } {main exclusive temp unknown} ;# EXCLUSIVE lock due to cache spill do_test pragma2-4.5 { db eval { COMMIT; PRAGMA cache_spill=OFF; BEGIN; UPDATE t1 SET c=c-1; PRAGMA lock_status; } } {main reserved temp unknown} ;# No cache spill, so no exclusive lock finish_test |