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Faster and smaller test to ensure that the sqlite_schema.sql field is always

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a CREATE statement of some kind.

FossilOrigin-Name: 76de2bb04b1c02a6c0300cd61d9b3d2477d845aa0d1cdb9dbe4f354b9fedd923
This commit is contained in:
drh 2021-01-01 21:02:37 +00:00
parent 37114fbfcc
commit 630fc34c1a
3 changed files with 15 additions and 8 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Change\sthe\sunions\sof\sthe\sTable.addColOffset\sfield\sfrom\scharacters\sto\sbytes.\nThis\smakes\sthe\squery\sthat\simplements\sALTER\sTABLE\sADD\sCOLUMN\smore\scomplex\sand\nslightly\sslower,\sbut\salso\smakes\sCREATE\sTABLE\sstatement\sparsing\sfaster\sby\navoiding\sa\scall\sto\ssqlite3UtfCharLen().\s\sSince,\sCREATE\sTABLE\sparsing\sis\sfar\nmore\scommon\sthan\sALTER\sTABLE,\sthis\sis\sa\snet\swin\sfor\sperformance.
D 2021-01-01T20:04:34.680
C Faster\sand\ssmaller\stest\sto\sensure\sthat\sthe\ssqlite_schema.sql\sfield\sis\salways\na\sCREATE\sstatement\sof\ssome\skind.
D 2021-01-01T21:02:37.996
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -535,7 +535,7 @@ F src/pcache.h 4f87acd914cef5016fae3030343540d75f5b85a1877eed1a2a19b9f284248586
F src/pcache1.c 6596e10baf3d8f84cc1585d226cf1ab26564a5f5caf85a15757a281ff977d51a
F src/pragma.c 6daaaecc26a4b09481d21722525b079ce756751a43a79cc1d8f122d686806193
F src/pragma.h 8dc78ab7e9ec6ce3ded8332810a2066f1ef6267e2e03cd7356ee00276125c6cf
F src/prepare.c 7acf95d1f84853d3b1152909497002f1333c3b2ee26bc7fe8e43a167ab5fb003
F src/prepare.c a6bac9100b5f171189f6bb7ee12dfeeda7f3a8fd0c89be4a7958f14df13fa746
F src/printf.c 30e92b638fac71dcd85cdea1d12ecfae354c9adee2c71e8e1ae4727cde7c91ed
F src/random.c 80f5d666f23feb3e6665a6ce04c7197212a88384
F src/resolve.c 1948a92ca9eab776632816b97e57c61d933474a78aad4f4ef835c916a83dbb1c
@ -1895,7 +1895,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P d02820f03575e4633a7917427f11c19f99bd7b92f37d0ffe6fdc2418ad729813
R d65e8365f48ba6717e932860e31b53aa
P 6f25f2529f1495a26129d7d407979906e4962b2de351f901d41cb037d05ba780
R b56645f386266a2944ab2c45a4a49580
U drh
Z 862f00eca17b025046c1fc8e371a884b
Z 5ad0d6addcb4bd606a3544d738c2cf50

2
manifest.uuid
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@ -1 +1 @@
6f25f2529f1495a26129d7d407979906e4962b2de351f901d41cb037d05ba780
76de2bb04b1c02a6c0300cd61d9b3d2477d845aa0d1cdb9dbe4f354b9fedd923

9
src/prepare.c
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@ -102,11 +102,18 @@ int sqlite3InitCallback(void *pInit, int argc, char **argv, char **NotUsed){
if( argv==0 ) return 0; /* Might happen if EMPTY_RESULT_CALLBACKS are on */
if( argv[3]==0 ){
corruptSchema(pData, argv[1], 0);
}else if( sqlite3_strnicmp(argv[4],"create ",7)==0 ){
}else if( argv[4]
&& 'c'==sqlite3UpperToLower[(unsigned char)argv[4][0]]
&& 'r'==sqlite3UpperToLower[(unsigned char)argv[4][1]] ){
/* Call the parser to process a CREATE TABLE, INDEX or VIEW.
** But because db->init.busy is set to 1, no VDBE code is generated
** or executed. All the parser does is build the internal data
** structures that describe the table, index, or view.
**
** No other valid SQL statement, other than the variable CREATE statements,
** can begin with the letters "C" and "R". Thus, it is not possible run
** any other kind of statement while parsing the schema, even a corrupt
** schema.
*/
int rc;
u8 saved_iDb = db->init.iDb;