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dbms: fixed error with ParserUnsignedInteger (used for tuple element access) [#METR-2944].

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This commit is contained in:
Alexey Milovidov 2015-12-21 19:59:21 +03:00
parent 3c0c39e38a
commit 23f8413d74
3 changed files with 4 additions and 2 deletions
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4
dbms/src/Parsers/ExpressionElementParsers.cpp
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@ -351,14 +351,14 @@ bool ParserUnsignedInteger::parseImpl(Pos & pos, Pos end, ASTPtr & node, Pos & m
UInt64 x = 0;
ReadBuffer in(const_cast<char *>(pos), end - pos, 0);
if (!tryReadIntText(x, in) || in.offset() == 0)
if (!tryReadIntText(x, in) || in.count() == 0)
{
expected = "unsigned integer";
return false;
}
res = x;
pos += in.offset();
pos += in.count();
node = new ASTLiteral(StringRange(begin, pos), res);
return true;
}

1
dbms/tests/queries/0_stateless/00292_parser_tuple_element.reference Normal file
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@ -0,0 +1 @@
b

1
dbms/tests/queries/0_stateless/00292_parser_tuple_element.sql Normal file
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@ -0,0 +1 @@
SELECT ('a', 'b').2