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fix ephemeral comment

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This commit is contained in:
Yakov Olkhovskiy 2024-10-08 02:27:36 +00:00
parent 2f8d15bcaa
commit bf3a3ad607
1 changed files with 15 additions and 9 deletions
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10
src/Parsers/ParserCreateQuery.h
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@ -237,6 +237,7 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
null_modifier.emplace(true);
}
bool is_comment = false;
/// Collate is also allowed after NULL/NOT NULL
if (!collation_expression && s_collate.ignore(pos, expected)
&& !collation_parser.parse(pos, collation_expression, expected))
@ -254,7 +255,9 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
else if (s_ephemeral.ignore(pos, expected))
{
default_specifier = s_ephemeral.getName();
if (!expr_parser.parse(pos, default_expression, expected) && type)
if (s_comment.ignore(pos, expected))
is_comment = true;
if ((is_comment || !expr_parser.parse(pos, default_expression, expected)) && type)
{
ephemeral_default = true;
@ -289,6 +292,8 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
if (require_type && !type && !default_expression)
return false; /// reject column name without type
if (!is_comment)
{
if ((type || default_expression) && allow_null_modifiers && !null_modifier.has_value())
{
if (s_not.ignore(pos, expected))
@ -300,8 +305,9 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
else if (s_null.ignore(pos, expected))
null_modifier.emplace(true);
}
}
if (s_comment.ignore(pos, expected))
if (is_comment || s_comment.ignore(pos, expected))
{
/// should be followed by a string literal
if (!string_literal_parser.parse(pos, comment_expression, expected))