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authordrh <>2023-03-25 22:37:23 +0000
committerdrh <>2023-03-25 22:37:23 +0000
commit7bb842642c75b8b2664dd1c7b47df65bf4500e9e (patch)
treed6ffb1d5929deb91c2c81108b5088cba31f6b39b /src
parent28ae1956583ebd539f6019d5c6be5e6c54a7c3b6 (diff)
downloadsqlite-7bb842642c75b8b2664dd1c7b47df65bf4500e9e.tar.gz
sqlite-7bb842642c75b8b2664dd1c7b47df65bf4500e9e.zip
When reading sqlite_stat4 data during query planning, be sure to expand
zeroblobs prior to running comparisons. Fix for the issue identified by [forum:/forumpost/5275207102|forum post 5275207102]. FossilOrigin-Name: 5c8dd8dfcaab9c364b3a126ca35880ef57f5cecbe030771e646c934c8cf43709
Diffstat (limited to 'src')
-rw-r--r--src/vdbemem.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/vdbemem.c b/src/vdbemem.c
index 02588707d..1b8808ea6 100644
--- a/src/vdbemem.c
+++ b/src/vdbemem.c
@@ -1587,6 +1587,7 @@ static int valueFromExpr(
rc = valueFromExpr(db, pExpr->pLeft, enc, aff, ppVal, pCtx);
testcase( rc!=SQLITE_OK );
if( *ppVal ){
+ rc = ExpandBlob(*ppVal);
sqlite3VdbeMemCast(*ppVal, aff, enc);
sqlite3ValueApplyAffinity(*ppVal, affinity, enc);
}