content, if the old and new cell are the same size. Use memcmp() first
to avoid dirtying pages that are unchanged.
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account the LD_LIBRARY_PATH environment variable used by dl_open().
FossilOrigin-Name: b348d1193a7a3ed4d3e656b6cc95a41f87eae29222e0723850a5eb5ffabffd00
try to reuse values from the result set if the result set has not yet
be computed. This fixes a bug in the recent deferred-row loading
optimization, check-in [c381f0ea57002a264fd958b28e].
OSSFuzz discovered the problem.
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provide a new --enable-debug option that actives debugging facilities.
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it becomes clear that the row will not come in under the LIMIT, then skip
evaluation of the other columns.
FossilOrigin-Name: c381f0ea57002a264fd958b28e4921cb9c9e73a10fb592f6bb64e6bc9bd16d39
of [ab0d99d0b5ede] and [27754b74ddf646] in a way that is less likely to
to be broken by future changes.
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More details of the query plan are shown, and what is shown is truer to what
actually happens.
FossilOrigin-Name: ff01bbdabc4b9db3db8b928979442c91b32d72082158e4f5fe62ae51a73649d2
modified content if the new content is the same size. Pages are only dirtied
if they change. This prototype works some, but still has issues.
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format. Only some of the cases have been fixed. This is an incremental
check-in.
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CREATE statements. That is all that should be there anyhow. This fixes
a problem discovered by OSSFuzz. Test cases in TH3.
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statement against the sqlite_master table. Once created, the index works, and
is usable by legacy instances of SQLite.
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an RBU update in which more than one source table writes to a single target
database table.
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database file without closing any database connections. Added the
".dbconfig" command to the CLI.
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the reset_database pragma. Resetting the database should be hard enough
to do that it cannot be done by accident.
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database to appear to be empty, causing the next transaction to reset it to
an empty database.
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[0a514e62ad1ebe5c12da8dae] did not completely address the
probably in that it only worked for cases where the OP_SCopy that loaded
the register was the last instruction in the sequence for the expression, which
is not necessarily the case for expressions like CASE...END. This revision
prevents the registered that will be recomputed from being cached in the first
place.
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whether or not a record may appear in the final result set before adding it to
the temp b-tree used for sorting.
FossilOrigin-Name: 0fcfc36ceb820fc70136b799a0405fe92e50646e697be2872bbe9a53a05ed5a9
whether or not a record may appear in the final result set before adding it to
the sorter.
FossilOrigin-Name: 71bf91c218334381b1b4bdba6a093e623b62e17f3e8550e154a11f0cb0b404f3
BEFORE triggers run when unmodified columns of the row being updated are
reloaded. Fix for ticket [d85fffd6ffe856092ed8da]
FossilOrigin-Name: 0a514e62ad1ebe5c12da8daed429ae2f9d9910471d3c5cef3b6870bdadfefca1
