SQLITE_OPEN_DELETEONCLOSE 1022 ext/sqlite3/libsqlite/sqlite3.c #define SQLITE_OPEN_DELETEONCLOSE    0x00000008  /* VFS only */
SQLITE_OPEN_DELETEONCLOSE  475 ext/sqlite3/libsqlite/sqlite3.h #define SQLITE_OPEN_DELETEONCLOSE    0x00000008  /* VFS only */