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Fix parsing of subquery in FROM clause
Fix #52 Signed-off-by: Deven Bansod <[email protected]>
1 parent c66456f commit 30b2aab

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11 files changed

+45
-3
lines changed

11 files changed

+45
-3
lines changed

‎src/Components/JoinKeyword.php‎

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -146,6 +146,9 @@ public static function parse(Parser $parser, TokensList $list, array $options =
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$state = 3;
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} elseif ($token->value === 'USING') {
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$state = 4;
149+
} else {
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/* Next clause is starting */
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break;
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}
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}
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} elseif ($state === 3) {
@@ -182,8 +185,9 @@ public static function build($component, array $options = array())
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foreach ($component as $c) {
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$ret[] = array_search($c->type, static::$JOINS) . ' ' . $c->expr
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. (!empty($c->on)
185-
? ' ON ' . Condition::build($c->on)
186-
: ' USING ' . ArrayObj::build($c->using));
188+
? ' ON ' . Condition::build($c->on) : '')
189+
. (!empty($c->using)
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? ' USING ' . ArrayObj::build($c->using) : '');
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}
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return implode(' ', $ret);
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}

‎src/Parser.php‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -162,7 +162,7 @@ class Parser
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'FROM' => array(
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'class' => 'SqlParser\\Components\\ExpressionArray',
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'field' => 'from',
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'options' => array('parseField' => 'table'),
165+
'options' => array('field' => 'table'),
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),
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'GROUP BY' => array(
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'class' => 'SqlParser\\Components\\OrderKeyword',

‎tests/Parser/SelectStatementTest.php‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -31,6 +31,10 @@ public function testSelectProvider()
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array('parser/parseSelect2'),
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array('parser/parseSelect3'),
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array('parser/parseSelect4'),
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array('parser/parseSelect5'),
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array('parser/parseSelect6'),
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array('parser/parseSelect7'),
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array('parser/parseSelect8'),
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array('parser/parseSelectErr1'),
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array('parser/parseSelectNested'),
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);

‎tests/data/parser/parseSelect5.in‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,4 @@
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SELECT c1, c2, c3
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/* Subquery in FROM list */
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FROM (SELECT C1, c2, c3 FROM test2) t1
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WHERE RIGHT(name, 2) = 'AB';

‎tests/data/parser/parseSelect5.out‎

Lines changed: 13 additions & 0 deletions
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a:4:{s:5:"query";s:123:"SELECT c1, c2, c3
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/* Subquery in FROM list */
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FROM (SELECT C1, c2, c3 FROM test2) t1
4+
WHERE RIGHT(name, 2) = 'AB';
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";s:5:"lexer";O:15:"SqlParser\Lexer":8:{s:6:"strict";b:0;s:3:"str";s:123:"SELECT c1, c2, c3
6+
/* Subquery in FROM list */
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FROM (SELECT C1, c2, c3 FROM test2) t1
8+
WHERE RIGHT(name, 2) = 'AB';
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";s:3:"len";i:123;s:4:"last";i:123;s:4:"list";O:20:"SqlParser\TokensList":3:{s:6:"tokens";a:48:{i:0;O:15:"SqlParser\Token":5:{s:5:"token";s:6:"SELECT";s:5:"value";s:6:"SELECT";s:4:"type";i:1;s:5:"flags";i:3;s:8:"position";i:0;}i:1;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:6;}i:2;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"c1";s:5:"value";s:2:"c1";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:7;}i:3;O:15:"SqlParser\Token":5:{s:5:"token";s:1:",";s:5:"value";s:1:",";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:9;}i:4;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:10;}i:5;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"c2";s:5:"value";s:2:"c2";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:11;}i:6;O:15:"SqlParser\Token":5:{s:5:"token";s:1:",";s:5:"value";s:1:",";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:13;}i:7;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:14;}i:8;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"c3";s:5:"value";s:2:"c3";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:15;}i:9;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"
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";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:17;}i:10;O:15:"SqlParser\Token":5:{s:5:"token";s:27:"/* Subquery in FROM list */";s:5:"value";s:27:"/* Subquery in FROM list */";s:4:"type";i:4;s:5:"flags";i:2;s:8:"position";i:21;}i:11;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"
11+
";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:48;}i:12;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"FROM";s:5:"value";s:4:"FROM";s:4:"type";i:1;s:5:"flags";i:3;s:8:"position";i:52;}i:13;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:56;}i:14;O:15:"SqlParser\Token":5:{s:5:"token";s:1:"(";s:5:"value";s:1:"(";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:57;}i:15;O:15:"SqlParser\Token":5:{s:5:"token";s:6:"SELECT";s:5:"value";s:6:"SELECT";s:4:"type";i:1;s:5:"flags";i:3;s:8:"position";i:58;}i:16;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:64;}i:17;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"C1";s:5:"value";s:2:"C1";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:65;}i:18;O:15:"SqlParser\Token":5:{s:5:"token";s:1:",";s:5:"value";s:1:",";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:67;}i:19;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:68;}i:20;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"c2";s:5:"value";s:2:"c2";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:69;}i:21;O:15:"SqlParser\Token":5:{s:5:"token";s:1:",";s:5:"value";s:1:",";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:71;}i:22;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:72;}i:23;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"c3";s:5:"value";s:2:"c3";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:73;}i:24;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:75;}i:25;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"FROM";s:5:"value";s:4:"FROM";s:4:"type";i:1;s:5:"flags";i:3;s:8:"position";i:76;}i:26;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:80;}i:27;O:15:"SqlParser\Token":5:{s:5:"token";s:5:"test2";s:5:"value";s:5:"test2";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:81;}i:28;O:15:"SqlParser\Token":5:{s:5:"token";s:1:")";s:5:"value";s:1:")";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:86;}i:29;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:87;}i:30;O:15:"SqlParser\Token":5:{s:5:"token";s:2:"t1";s:5:"value";s:2:"t1";s:4:"type";i:0;s:5:"flags";i:0;s:8:"position";i:88;}i:31;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"
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";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:90;}i:32;O:15:"SqlParser\Token":5:{s:5:"token";s:5:"WHERE";s:5:"value";s:5:"WHERE";s:4:"type";i:1;s:5:"flags";i:3;s:8:"position";i:94;}i:33;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:99;}i:34;O:15:"SqlParser\Token":5:{s:5:"token";s:5:"RIGHT";s:5:"value";s:5:"RIGHT";s:4:"type";i:1;s:5:"flags";i:35;s:8:"position";i:100;}i:35;O:15:"SqlParser\Token":5:{s:5:"token";s:1:"(";s:5:"value";s:1:"(";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:105;}i:36;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"name";s:5:"value";s:4:"name";s:4:"type";i:1;s:5:"flags";i:1;s:8:"position";i:106;}i:37;O:15:"SqlParser\Token":5:{s:5:"token";s:1:",";s:5:"value";s:1:",";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:110;}i:38;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:111;}i:39;O:15:"SqlParser\Token":5:{s:5:"token";s:1:"2";s:5:"value";i:2;s:4:"type";i:6;s:5:"flags";i:0;s:8:"position";i:112;}i:40;O:15:"SqlParser\Token":5:{s:5:"token";s:1:")";s:5:"value";s:1:")";s:4:"type";i:2;s:5:"flags";i:16;s:8:"position";i:113;}i:41;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:114;}i:42;O:15:"SqlParser\Token":5:{s:5:"token";s:1:"=";s:5:"value";s:1:"=";s:4:"type";i:2;s:5:"flags";i:2;s:8:"position";i:115;}i:43;O:15:"SqlParser\Token":5:{s:5:"token";s:1:" ";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:116;}i:44;O:15:"SqlParser\Token":5:{s:5:"token";s:4:"'AB'";s:5:"value";s:2:"AB";s:4:"type";i:7;s:5:"flags";i:1;s:8:"position";i:117;}i:45;O:15:"SqlParser\Token":5:{s:5:"token";s:1:";";s:5:"value";s:1:";";s:4:"type";i:9;s:5:"flags";i:0;s:8:"position";i:121;}i:46;O:15:"SqlParser\Token":5:{s:5:"token";s:1:"
13+
";s:5:"value";s:1:" ";s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:122;}i:47;O:15:"SqlParser\Token":5:{s:5:"token";N;s:5:"value";N;s:4:"type";i:9;s:5:"flags";i:0;s:8:"position";N;}}s:5:"count";i:48;s:3:"idx";i:48;}s:9:"delimiter";s:1:";";s:12:"delimiterLen";i:1;s:6:"errors";a:0:{}}s:6:"parser";O:16:"SqlParser\Parser":5:{s:4:"list";r:8;s:6:"strict";b:0;s:6:"errors";a:0:{}s:10:"statements";a:1:{i:0;O:36:"SqlParser\Statements\SelectStatement":15:{s:4:"expr";a:3:{i:0;O:31:"SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";N;s:6:"column";s:2:"c1";s:4:"expr";s:2:"c1";s:5:"alias";N;s:8:"function";N;s:8:"subquery";N;}i:1;O:31:"SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";N;s:6:"column";s:2:"c2";s:4:"expr";s:2:"c2";s:5:"alias";N;s:8:"function";N;s:8:"subquery";N;}i:2;O:31:"SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";N;s:6:"column";s:2:"c3";s:4:"expr";s:2:"c3";s:5:"alias";N;s:8:"function";N;s:8:"subquery";N;}}s:4:"from";a:1:{i:0;O:31:"SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";N;s:6:"column";N;s:4:"expr";s:30:"(SELECT C1, c2, c3 FROM test2)";s:5:"alias";s:2:"t1";s:8:"function";N;s:8:"subquery";s:6:"SELECT";}}s:9:"partition";N;s:5:"where";a:1:{i:0;O:30:"SqlParser\Components\Condition":3:{s:11:"identifiers";a:2:{i:0;s:4:"name";i:1;s:2:"AB";}s:10:"isOperator";b:0;s:4:"expr";s:21:"RIGHT(name, 2) = 'AB'";}}s:5:"group";N;s:6:"having";N;s:5:"order";N;s:5:"limit";N;s:9:"procedure";N;s:4:"into";N;s:4:"join";N;s:5:"union";a:0:{}s:7:"options";O:33:"SqlParser\Components\OptionsArray":1:{s:7:"options";a:0:{}}s:5:"first";i:0;s:4:"last";i:44;}}s:8:"brackets";i:0;}s:6:"errors";a:2:{s:5:"lexer";a:0:{}s:6:"parser";a:0:{}}}

‎tests/data/parser/parseSelect6.in‎

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,2 @@
1+
SELECT * FROM t1 LEFT JOIN (t2, t3, t4)
2+
ON (t2.a=t1.a AND t3.b=t1.b AND t4.c=t1.c)

‎tests/data/parser/parseSelect6.out‎

Lines changed: 7 additions & 0 deletions
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@@ -0,0 +1,7 @@
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a:4:{s:5:"query";s:100:"SELECT * FROM t1 LEFT JOIN (t2, t3, t4)
2+
ON (t2.a=t1.a AND t3.b=t1.b AND t4.c=t1.c)
3+
";s:5:"lexer";O:15:"SqlParser\Lexer":8:{s:6:"strict";b:0;s:3:"str";s:100:"SELECT * FROM t1 LEFT JOIN (t2, t3, t4)
4+
ON (t2.a=t1.a AND t3.b=t1.b AND t4.c=t1.c)
5+
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‎tests/data/parser/parseSelect7.in‎

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SELECT * FROM t1 LEFT JOIN (t2 CROSS JOIN t3 CROSS JOIN t4)
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ON (t2.a=t1.a AND t3.b=t1.b AND t4.c=t1.c)

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