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Fix the xfer optimization for generated columns, so that VACUUM works again.

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FossilOrigin-Name: 8f67b89b04622c1509dc102a83be7a80057dc791625804fc2c294089c98b97e4
This commit is contained in:
drh 2019-10-17 16:16:34 +00:00
parent 8a53ce2ff8
commit ae3977a8f3
3 changed files with 18 additions and 8 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Basic\sUPDATE\sfunctionality\sworking\sfor\sVIRTUAL\stables.
D 2019-10-17T15:59:03.864
C Fix\sthe\sxfer\soptimization\sfor\sgenerated\scolumns,\sso\sthat\sVACUUM\sworks\sagain.
D 2019-10-17T16:16:34.306
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -486,7 +486,7 @@ F src/hash.c 8d7dda241d0ebdafb6ffdeda3149a412d7df75102cecfc1021c98d6219823b19
F src/hash.h 9d56a9079d523b648774c1784b74b89bd93fac7b365210157482e4319a468f38
F src/hwtime.h 747c1bbe9df21a92e9c50f3bbec1de841dc5e5da
F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
F src/insert.c 3cf6462f09ef50916e5e859b56cb7bbf3a7e0b8f25a9cac0c99c572ba08c0779
F src/insert.c 608b6d99b95f95a657b0fd13048ca002dfa8f1c212771c56bca510f1776f583d
F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
F src/loadext.c 4ddc65ae13c0d93db0ceedc8b14a28c8c260513448b0eb8c5a2ac375e3b6a85d
F src/main.c 3e01f6a1c96643381b5f9d79e4ff7f2520bc5712197746fb0852283e78cccf66
@ -1847,7 +1847,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
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P 7bfe0f679d8951b3e925bdf549efa0f8d6b514eddeaca69cbfddbd9476cfff5f
R d18b3efac452c2846ba92424700e5afb
P c21959d4eb5d742a097a98e1874c0bf132dc962a97a65be1ab22d6ca3cf2b261
R 6aa9977527f4824498ace24e1ab11d24
U drh
Z f4544de40926466a5b3f8950ba10f06a
Z 5abd38c0a3e4636bc9783adf5f0cb09c

2
manifest.uuid
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@ -1 +1 @@
c21959d4eb5d742a097a98e1874c0bf132dc962a97a65be1ab22d6ca3cf2b261
8f67b89b04622c1509dc102a83be7a80057dc791625804fc2c294089c98b97e4

12
src/insert.c
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@ -2289,6 +2289,10 @@ static int xferOptimization(
return 0; /* Neither table may have __hidden__ columns */
}
#endif
if( (pDestCol->colFlags & COLFLAG_GENERATED) !=
(pSrcCol->colFlags & COLFLAG_GENERATED) ){
return 0; /* Both columns have the same generated type */
}
if( pDestCol->affinity!=pSrcCol->affinity ){
return 0; /* Affinity must be the same on all columns */
}
@ -2299,7 +2303,7 @@ static int xferOptimization(
return 0; /* tab2 must be NOT NULL if tab1 is */
}
/* Default values for second and subsequent columns need to match. */
if( i>0 ){
if( (pDestCol->colFlags & COLFLAG_GENERATED)==0 && i>0 ){
assert( pDestCol->pDflt==0 || pDestCol->pDflt->op==TK_SPAN );
assert( pSrcCol->pDflt==0 || pSrcCol->pDflt->op==TK_SPAN );
if( (pDestCol->pDflt==0)!=(pSrcCol->pDflt==0)
@ -2309,6 +2313,12 @@ static int xferOptimization(
return 0; /* Default values must be the same for all columns */
}
}
/* Generator expressions for generated columns must match */
if( (pDestCol->colFlags & COLFLAG_GENERATED)!=0 ){
if( sqlite3ExprCompare(0, pSrcCol->pDflt, pDestCol->pDflt, -1)!=0 ){
return 0; /* Different generator expressions */
}
}
}
for(pDestIdx=pDest->pIndex; pDestIdx; pDestIdx=pDestIdx->pNext){
if( IsUniqueIndex(pDestIdx) ){