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fix parser bug for user variable

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This commit is contained in:
zs0
2022-03-28 16:36:34 +08:00
committed by LINxiansheng
parent ada79c48a2
commit bd95f35b0c
1 changed files with 6 additions and 1 deletions
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5
src/sql/parser/sql_parser_mysql_mode.l
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@ -1465,10 +1465,15 @@ BEGIN(in_c_comment);
/* skip '@' and quotes like '/"/` */ /* skip '@' and quotes like '/"/` */
node->str_value_ = parse_strdup(yytext + 1, p->malloc_pool_, &(node->str_len_)); node->str_value_ = parse_strdup(yytext + 1, p->malloc_pool_, &(node->str_len_));
if (NULL != node->str_value_ if (NULL != node->str_value_
&& node->str_len_ > 1
&& *(yytext + 1) == *(yytext + node->str_len_) && *(yytext + 1) == *(yytext + node->str_len_)
&& (*(yytext + 1) == '\'' || *(yytext + 1) == '\"' || *(yytext + 1) == '`')) { && (*(yytext + 1) == '\'' || *(yytext + 1) == '\"' || *(yytext + 1) == '`')) {
node->str_value_ += 1; node->str_value_ += 1;
node->str_len_ -= 2; node->str_len_ -= 2;
} else if (NULL != node->str_value_
&& (*(yytext + 1) == '\'' || *(yytext + 1) == '\"' || *(yytext + 1) == '`')) {
yyerror(yylloc, yyextra, "unterminated user variable name\n");
return PARSER_SYNTAX_ERROR;
} }
check_value(node->str_value_); check_value(node->str_value_);
} else { } else {