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SQLite training in Houston TX on 2019-11-05 (details)
Part of the 2019 Tcl Conference

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Overview
Comment:Add an extra snapshot related test case.
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SHA3-256: 24a95e143785bb8e12198092d13c979ec2e116fa8b55d0bf482cb473a92294d8
User & Date: dan 2017-09-25 09:37:37
Context
2017-09-27
16:51
Disable tests for the LIKE optimization when ICU is enabled, since the LIKE optimization only works for the built-in LIKE operator and ICU overrides the built-in. check-in: f5ef2e1b user: drh tags: trunk
2017-09-25
09:37
Add an extra snapshot related test case. check-in: 24a95e14 user: dan tags: trunk
2017-09-22
16:23
Use the updated Win32 VFS semantics for winOpen from check-in [5d03c738e9] for WinRT, et al, as well. check-in: 2c03d8b8 user: mistachkin tags: trunk
Changes
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Changes to test/snapshot2.test.

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} {1 SQLITE_ERROR}
do_test 4.7 {
  execsql {
    PRAGMA aux.journal_mode = delete;
  }
  list [catch { sqlite3_snapshot_recover db aux } msg] $msg
} {1 SQLITE_ERROR}









































finish_test









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} {1 SQLITE_ERROR}
do_test 4.7 {
  execsql {
    PRAGMA aux.journal_mode = delete;
  }
  list [catch { sqlite3_snapshot_recover db aux } msg] $msg
} {1 SQLITE_ERROR}

#-------------------------------------------------------------------------
reset_db
sqlite3 db2 test.db 
do_execsql_test 5.0 {
  CREATE TABLE t2(x);
  PRAGMA journal_mode = wal;
  INSERT INTO t2 VALUES('abc');
  INSERT INTO t2 VALUES('def');
  INSERT INTO t2 VALUES('ghi');
} {wal}

do_test 5.1 {
  execsql { 
    SELECT * FROM t2;
    BEGIN;
  } db2
  set snap [sqlite3_snapshot_get_blob db2 main]
  db2 eval END
} {}

do_test 5.2 {
  execsql BEGIN db2
  sqlite3_snapshot_open_blob db2 main $snap
  db2 eval { SELECT * FROM t2 ; END }
} {abc def ghi}

do_test 5.3 {
  execsql { PRAGMA wal_checkpoint = RESTART }
  execsql BEGIN db2
  sqlite3_snapshot_open_blob db2 main $snap
  db2 eval { SELECT * FROM t2 ; END }
} {abc def ghi}

do_test 5.4 {
  execsql { INSERT INTO t2 VALUES('jkl') } 
  execsql BEGIN db2
  list [catch { sqlite3_snapshot_open_blob db2 main $snap } msg] $msg
} {1 SQLITE_BUSY_SNAPSHOT}


finish_test