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Overview
| Comment: | Have fts3 ignore empty sets of parenthesis if built with SQLITE_ENABLE_FTS3_PARENTHESIS. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
c93c6b45a317c40eb5c0abb6620d21f5 |
| User & Date: | dan 2019-01-14 11:56:13 |
Context
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2019-01-14
| ||
| 13:32 | When parsing a corrupt record using sqlite3VdbeRecordUnpack(), make sure that the resulting UnpackedRecord object is completely initialized, to avoid (harmless) MSAN warnings. (check-in: ddc3697e user: drh tags: trunk) | |
| 11:56 | Have fts3 ignore empty sets of parenthesis if built with SQLITE_ENABLE_FTS3_PARENTHESIS. (check-in: c93c6b45 user: dan tags: trunk) | |
| 05:48 | Avoid reading off the front of a page buffer when balancing a corrupt btree page. (check-in: cb505090 user: drh tags: trunk) | |
Changes
Changes to ext/fts3/fts3_expr.c.
493 493 } 494 494 495 495 if( sqlite3_fts3_enable_parentheses ){ 496 496 if( *zInput=='(' ){ 497 497 int nConsumed = 0; 498 498 pParse->nNest++; 499 499 rc = fts3ExprParse(pParse, zInput+1, nInput-1, ppExpr, &nConsumed); 500 - if( rc==SQLITE_OK && !*ppExpr ){ rc = SQLITE_DONE; } 501 500 *pnConsumed = (int)(zInput - z) + 1 + nConsumed; 502 501 return rc; 503 502 }else if( *zInput==')' ){ 504 503 pParse->nNest--; 505 504 *pnConsumed = (int)((zInput - z) + 1); 506 505 *ppExpr = 0; 507 506 return SQLITE_DONE;
Changes to test/fts3expr5.test.
17 17 set testprefix fts3expr5 18 18 19 19 # If SQLITE_ENABLE_FTS3 is defined, omit this file. 20 20 ifcapable !fts3 { 21 21 finish_test 22 22 return 23 23 } 24 + 25 +proc test_fts3expr {expr} { 26 + db one {SELECT fts3_exprtest('simple', $expr, 'a', 'b', 'c')} 27 +} 24 28 25 29 #------------------------------------------------------------------------- 26 30 # Various forms of empty phrase expressions. 27 31 # 28 32 do_execsql_test 1.0 { 29 33 CREATE VIRTUAL TABLE t0 USING fts3(x); 30 34 SELECT rowid FROM t0 WHERE x MATCH ''; ................................................................................ 41 45 do_execsql_test 1.4 { 42 46 SELECT rowid FROM t0 WHERE x MATCH '"" NOT ""'; 43 47 } {} 44 48 do_execsql_test 1.5 { 45 49 SELECT rowid FROM t0 WHERE x MATCH '""""'; 46 50 } {} 47 51 52 +#------------------------------------------------------------------------- 53 +# Various forms of empty phrase expressions. 54 +# 55 +set sqlite_fts3_enable_parentheses 1 56 +do_test 2.0 { 57 + test_fts3expr {(a:123)(b:234)()(c:456)} 58 +} {AND {AND {PHRASE 0 0 123} {PHRASE 1 0 234}} {PHRASE 2 0 456}} 59 +do_test 2.1 { 60 + test_fts3expr {(a:123)(b:234)(c:456)} 61 +} {AND {AND {PHRASE 0 0 123} {PHRASE 1 0 234}} {PHRASE 2 0 456}} 62 +do_test 2.2 { 63 + list [catch { test_fts3expr {"123" AND ( )} } msg] $msg 64 +} {1 {Error parsing expression}} 65 + 48 66 finish_test 67 +