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Overview
Comment: | Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
42705fd7d892c4fdfb95fbbb468c9956 |
User & Date: | drh 2014-11-05 15:57:39.984 |
Context
2014-11-12
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14:07 | Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. (check-in: e1017745e1 user: drh tags: branch-3.8.7) | |
2014-11-05
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19:26 | Change the query planner to do a better job of estimating the number rows selected by a BETWEEN operator using STAT4 when both upper and lower bounds are contained within the same sample. (check-in: 2d36be5d9a user: drh tags: trunk) | |
15:57 | Make sure that NULL results from OP_Column are fully and completely NULL and do not have the MEM_Ephem bit set. Fix for ticket [094d39a4c95ee4]. (check-in: 42705fd7d8 user: drh tags: trunk) | |
14:19 | Add a test case to check that the previous commit is effective. (check-in: 948d6e5d07 user: dan tags: trunk) | |
Changes
Changes to src/vdbe.c.
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2297 2298 2299 2300 2301 2302 2303 | assert( pC->pseudoTableReg>0 ); pReg = &aMem[pC->pseudoTableReg]; assert( pReg->flags & MEM_Blob ); assert( memIsValid(pReg) ); pC->payloadSize = pC->szRow = avail = pReg->n; pC->aRow = (u8*)pReg->z; }else{ | | | 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 | assert( pC->pseudoTableReg>0 ); pReg = &aMem[pC->pseudoTableReg]; assert( pReg->flags & MEM_Blob ); assert( memIsValid(pReg) ); pC->payloadSize = pC->szRow = avail = pReg->n; pC->aRow = (u8*)pReg->z; }else{ sqlite3VdbeMemSetNull(pDest); goto op_column_out; } }else{ assert( pCrsr ); if( pC->isTable==0 ){ assert( sqlite3BtreeCursorIsValid(pCrsr) ); VVA_ONLY(rc =) sqlite3BtreeKeySize(pCrsr, &payloadSize64); |
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Changes to test/table.test.
1 2 3 4 5 6 7 8 9 10 11 12 13 | # 2001 September 15 # # 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. The # focus of this file is testing the CREATE TABLE statement. # | < | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | # 2001 September 15 # # 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. The # focus of this file is testing the CREATE TABLE statement. # set testdir [file dirname $argv0] source $testdir/tester.tcl # Create a basic table and verify it is added to sqlite_master # do_test table-1.1 { |
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768 769 770 771 772 773 774 775 776 | CREATE TABLE t16(x DEFAULT(group_concat('x',','))); INSERT INTO t16(rowid) VALUES(123); SELECT rowid, x FROM t16; } {1 {unknown function: group_concat()}} do_catchsql_test table-16.7 { INSERT INTO t16 DEFAULT VALUES; } {1 {unknown function: group_concat()}} finish_test | > > > > > > > > > > > > > > > > > | 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 | CREATE TABLE t16(x DEFAULT(group_concat('x',','))); INSERT INTO t16(rowid) VALUES(123); SELECT rowid, x FROM t16; } {1 {unknown function: group_concat()}} do_catchsql_test table-16.7 { INSERT INTO t16 DEFAULT VALUES; } {1 {unknown function: group_concat()}} # Ticket [https://www.sqlite.org/src/info/094d39a4c95ee4abbc417f04214617675ba15c63] # describes a assertion fault that occurs on a CREATE TABLE .. AS SELECT statement. # the following test verifies that the problem has been fixed. # do_execsql_test table-17.1 { DROP TABLE IF EXISTS t1; CREATE TABLE t1(a TEXT); INSERT INTO t1(a) VALUES(1),(2); DROP TABLE IF EXISTS t2; CREATE TABLE t2(x TEXT, y TEXT); INSERT INTO t2(x,y) VALUES(3,4); DROP TABLE IF EXISTS t3; CREATE TABLE t3 AS SELECT a AS p, coalesce(y,a) AS q FROM t1 LEFT JOIN t2 ON a=x; SELECT p, q, '|' FROM t3 ORDER BY p; } {1 1 | 2 2 |} finish_test |