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Commit00f304c

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Fix parsing NOT sequence in tsquery
Digging around bug #14245 I found that commit6734a1c missed that NOT operation isright associative in opposite to all other. This miss is resposible fortsquery parser fail on sequence of NOT operations
1 parent19d2901 commit00f304c

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3 files changed

+45
-1
lines changed

3 files changed

+45
-1
lines changed

‎src/backend/utils/adt/tsquery.c

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -455,7 +455,9 @@ cleanOpStack(TSQueryParserState state,
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while(*lenstack)
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{
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if (opPriority>OP_PRIORITY(stack[*lenstack-1].op))
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/* NOT is right associative unlike to others */
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if ((op!=OP_NOT&&opPriority>OP_PRIORITY(stack[*lenstack-1].op))||
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(op==OP_NOT&&opPriority >=OP_PRIORITY(stack[*lenstack-1].op)))
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break;
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(*lenstack)--;

‎src/test/regress/expected/tstypes.out

Lines changed: 36 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -330,6 +330,42 @@ SELECT 'a:* & nbb:*ac | doo:a* | goo'::tsquery;
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'a':* & 'nbb':*AC | 'doo':*A | 'goo'
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(1 row)
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SELECT '!!b'::tsquery;
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tsquery
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---------
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!!'b'
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(1 row)
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SELECT '!!!b'::tsquery;
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tsquery
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---------
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!!!'b'
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(1 row)
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SELECT '!(!b)'::tsquery;
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tsquery
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---------
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!!'b'
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(1 row)
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SELECT 'a & !!b'::tsquery;
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tsquery
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-------------
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'a' & !!'b'
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(1 row)
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SELECT '!!a & b'::tsquery;
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tsquery
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-------------
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!!'a' & 'b'
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(1 row)
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SELECT '!!a & !!b'::tsquery;
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tsquery
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---------------
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!!'a' & !!'b'
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(1 row)
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-- phrase transformation
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SELECT 'a <-> (b|c)'::tsquery;
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tsquery

‎src/test/regress/sql/tstypes.sql

Lines changed: 6 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -57,6 +57,12 @@ SELECT '1&(2&(4&(5|!6)))'::tsquery;
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SELECT E'1&(''2''&('' 4''&(\\|5 |''6\\'' !|&'')))'::tsquery;
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SELECT $$'\\as'$$::tsquery;
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SELECT'a:* & nbb:*ac | doo:a* | goo'::tsquery;
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SELECT'!!b'::tsquery;
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SELECT'!!!b'::tsquery;
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SELECT'!(!b)'::tsquery;
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SELECT'a & !!b'::tsquery;
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SELECT'!!a & b'::tsquery;
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SELECT'!!a & !!b'::tsquery;
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-- phrase transformation
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SELECT'a <-> (b|c)'::tsquery;

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