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Fix another problem in lead()/lag(). And some errors that could occur

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following OOM faults.

FossilOrigin-Name: fadd4dc119d8df0d871f4d839b7a11070e2ffb8927e84b3e7a94f34196db3de3
This commit is contained in:
dan 2018-06-15 19:01:35 +00:00
parent e0a5e20fa8
commit 6fde1799f8
7 changed files with 146 additions and 15 deletions
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19
manifest
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@ -1,5 +1,5 @@
C Fix\sa\sbug\sin\sthe\slead()\sand\slag()\swindow\sfunctions\scausing\sthem\sto\sfail\swhen\nused\sin\squeries\sfeaturing\smultiple\swindow\sfunctions.
D 2018-06-15T16:10:44.916
C Fix\sanother\sproblem\sin\slead()/lag().\sAnd\ssome\serrors\sthat\scould\soccur\nfollowing\sOOM\sfaults.
D 2018-06-15T19:01:35.254
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F Makefile.in 498b77b89a8cb42f2ee20fcd6317f279a45c0d6ff40d27825f94b69884c09bbe
@ -484,7 +484,7 @@ F src/os_win.c ac29c25cde4cfb4adacc59cdec4aa45698ca0e29164ea127859585ccd9faa354
F src/os_win.h 7b073010f1451abe501be30d12f6bc599824944a
F src/pager.c 1bb6a57fa0465296a4d6109a1a64610a0e7adde1f3acf3ef539a9d972908ce8f
F src/pager.h c571b064df842ec8f2e90855dead9acf4cbe0d1b2c05afe0ef0d0145f7fd0388
F src/parse.y 788f41e7558278423931dd0fdb1a4fb4657f451371d2f2c4b1d11824484c419f
F src/parse.y 3b5e69c8a94fc59496fd90b9598bccfc2cee7f7bdce1e17d107a03d51caf1d4a
F src/pcache.c 135ef0bc6fb2e3b7178d49ab5c9176254c8a691832c1bceb1156b2fbdd0869bd
F src/pcache.h 072f94d29281cffd99e46c1539849f248c4b56ae7684c1f36626797fee375170
F src/pcache1.c 716975564c15eb6679e97f734cec1bfd6c16ac3d4010f05f1f8e509fc7d19880
@ -583,7 +583,7 @@ F src/where.c 0bcbf9e191ca07f9ea2008aa80e70ded46bcdffd26560c83397da501f00aece6
F src/whereInt.h b90ef9b9707ef750eab2a7a080c48fb4900315033274689def32d0cf5a81ebe4
F src/wherecode.c 3317f2b083a66d3e65a03edf316ade4ccb0a99c9956273282ebb579b95d4ba96
F src/whereexpr.c 19cf35cdd9bf6d5589d8a5c960d99259761136187a2319a6e14d11cf1abe14c2
F src/window.c 3c94dfffdfba99159cdd11bd972c7d7c0a23fa7e09135963e99e4d583e75e77f
F src/window.c ffc0a18a6ef54a7ef2ebc1757016f20420e79615421cfcc3eab33bc7fa164d9e
F test/8_3_names.test ebbb5cd36741350040fd28b432ceadf495be25b2
F test/affinity2.test a6d901b436328bd67a79b41bb0ac2663918fe3bd
F test/affinity3.test 6a101af2fc945ce2912f6fe54dd646018551710d
@ -1622,8 +1622,9 @@ F test/window2.tcl 0983de5eade5eeda49469244799d5331bfe3199fca3f6c6d2a836aa08f4fb
F test/window2.test 79747b2edde4ad424e0752b27529aedc86e91f3d8d88846fa17ff0cb67f65086
F test/window3.tcl 654d61d73e10db089b22514d498bb23ec310f720c0f4b5f69f67fda83d672048
F test/window3.test 41727668ee31d2ba50f78efcb5bf1bda2c5cffd889aa65243511004669d1ac25
F test/window4.tcl edacba69c2b0fb04afa26ea30c15e71c8f8d8b0895c6768f4cac43755d305951
F test/window4.test c3e7e53d54d1ccaf22c9f6c43da7f11a54eb59c5d5c09bf5c3e16eeb7cb98546
F test/window4.tcl ce0c14185ba651de53994df8ac11da472b6bbd3534e148ad3ce87de6aa0426ed
F test/window4.test 13b8cac12e78017d6c1873742efcb120f3d5b2debfdb412271bfb84969087037
F test/windowfault.test bca3b1f1ae9191e10383a0656dc2a83de4accffe82789e14cde2add75014b2a9
F test/with1.test 58475190cd8caaeebea8cfeb2a264ec97a0c492b8ffe9ad20cefbb23df462f96
F test/with2.test e0030e2f0267a910d6c0e4f46f2dfe941c1cc0d4f659ba69b3597728e7e8f1ab
F test/with3.test 5e8ce2c585170bbbc0544e2a01a4941fa0be173ba5265e5c92eb588cd99a232d
@ -1740,7 +1741,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 567e09ef2a8cd84a2481117e52595bed0f3b588745a9e441aae0f87680f3a2e8
R e8ba8b73a2fd4c283cd2e0bbc79f1ce0
P 3839fb18f917e4f705821198d624b19d84eb07f1ee29ad23314ab7cec6bf6a2b
R adaed58fd90921940e34c45d3932d470
U dan
Z cc3dd406dede77715a8840ea4818b97d
Z c764ee39de01fb711121f341b2196d9e

2
manifest.uuid
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@ -1 +1 @@
3839fb18f917e4f705821198d624b19d84eb07f1ee29ad23314ab7cec6bf6a2b
fadd4dc119d8df0d871f4d839b7a11070e2ffb8927e84b3e7a94f34196db3de3

6
src/parse.y
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@ -535,7 +535,11 @@ oneselect(A) ::= SELECT(S) distinct(D) selcollist(W) from(X) where_opt(Y)
Token s = S; /*A-overwrites-S*/
#endif
A = sqlite3SelectNew(pParse,W,X,Y,P,Q,Z,D,L);
if( A ) A->pWinDefn = R;
if( A ){
A->pWinDefn = R;
}else{
sqlite3WindowListDelete(pParse->db, R);
}
#if SELECTTRACE_ENABLED
/* Populate the Select.zSelName[] string that is used to help with
** query planner debugging, to differentiate between multiple Select

16
src/window.c
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@ -392,7 +392,11 @@ static void last_valueStepFunc(
if( p ){
sqlite3_value_free(p->pVal);
p->pVal = sqlite3_value_dup(apArg[0]);
p->nVal++;
if( p->pVal==0 ){
sqlite3_result_error_nomem(pCtx);
}else{
p->nVal++;
}
}
}
static void last_valueInvFunc(
@ -741,6 +745,7 @@ int sqlite3WindowRewrite(Parse *pParse, Select *p){
pParse, pSublist, pSrc, pWhere, pGroupBy, pHaving, pSort, 0, 0
);
p->pSrc = sqlite3SrcListAppend(db, 0, 0, 0);
assert( p->pSrc || db->mallocFailed );
if( p->pSrc ){
int iTab;
ExprList *pList = 0;
@ -753,9 +758,12 @@ int sqlite3WindowRewrite(Parse *pParse, Select *p){
p->selFlags &= ~SF_Aggregate;
sqlite3SelectPrep(pParse, pSub, 0);
}
}
sqlite3VdbeAddOp2(v, OP_OpenEphemeral, pMWin->iEphCsr, pSublist->nExpr);
sqlite3VdbeAddOp2(v, OP_OpenEphemeral, pMWin->iEphCsr, pSublist->nExpr);
}else{
sqlite3SelectDelete(db, pSub);
}
if( db->mallocFailed ) rc = SQLITE_NOMEM;
}
return rc;
@ -1162,7 +1170,7 @@ static void windowReturnOneRow(
sqlite3VdbeAddOp2(v, OP_Null, 0, pWin->regResult);
if( pFunc->xSFunc==nth_valueStepFunc ){
sqlite3VdbeAddOp3(v, OP_Column, pWin->iEphCsr, pWin->iArgCol+1, tmpReg);
sqlite3VdbeAddOp3(v, OP_Column, pMWin->iEphCsr, pWin->iArgCol+1,tmpReg);
}else{
sqlite3VdbeAddOp2(v, OP_Integer, 1, tmpReg);
}

33
test/window4.tcl
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@ -271,6 +271,39 @@ execsql_test 7.5 {
WINDOW win AS (ORDER BY x)
}
==========
execsql_test 8.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER, b INTEGER, c INTEGER, d INTEGER);
INSERT INTO t1 VALUES(1, 2, 3, 4);
INSERT INTO t1 VALUES(5, 6, 7, 8);
INSERT INTO t1 VALUES(9, 10, 11, 12);
}
execsql_test 8.1 {
SELECT row_number() OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
}
execsql_test 8.2 {
SELECT row_number() OVER win,
rank() OVER win,
dense_rank() OVER win,
ntile(2) OVER win,
first_value(d) OVER win,
last_value(d) OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win,
lag(d) OVER win,
max(d) OVER win,
min(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
}
finish_test

34
test/window4.test
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@ -1166,4 +1166,38 @@ do_execsql_test 7.5 {
WINDOW win AS (ORDER BY x)
} {4 6 8 6 8 10 8 10 -1 10 {} -1 {} {} -1}
#==========================================================================
do_execsql_test 8.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER, b INTEGER, c INTEGER, d INTEGER);
INSERT INTO t1 VALUES(1, 2, 3, 4);
INSERT INTO t1 VALUES(5, 6, 7, 8);
INSERT INTO t1 VALUES(9, 10, 11, 12);
} {}
do_execsql_test 8.1 {
SELECT row_number() OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
} {1 {} 8 2 8 12 3 8 {}}
do_execsql_test 8.2 {
SELECT row_number() OVER win,
rank() OVER win,
dense_rank() OVER win,
ntile(2) OVER win,
first_value(d) OVER win,
last_value(d) OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win,
lag(d) OVER win,
max(d) OVER win,
min(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
} {1 1 1 1 4 4 {} 8 {} 4 4 2 2 2 1 4 8 8 12 4 8 4 3 3 3 2 4 12 8 {} 8 12 4}
finish_test

51
test/windowfault.test Normal file
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@ -0,0 +1,51 @@
# 2018 May 8
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix windowfault
do_execsql_test 1.0 {
CREATE TABLE t1(a, b, c, d);
INSERT INTO t1 VALUES(1, 2, 3, 4);
INSERT INTO t1 VALUES(5, 6, 7, 8);
INSERT INTO t1 VALUES(9, 10, 11, 12);
}
faultsim_save_and_close
do_faultsim_test 1 -start 1 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT row_number() OVER win,
rank() OVER win,
dense_rank() OVER win,
ntile(2) OVER win,
first_value(d) OVER win,
last_value(d) OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win,
lag(d) OVER win,
max(d) OVER win,
min(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
}
} -test {
faultsim_test_result {0 {1 1 1 1 4 4 {} 8 {} 4 4 2 2 2 1 4 8 8 12 4 8 4 3 3 3 2 4 12 8 {} 8 12 4}}
}
finish_test