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Support some charset grammar

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This commit is contained in:
SevenJ-swj
2023-05-24 03:41:43 +00:00
committed by ob-robot
parent e530610cc6
commit 6bfb591de3
5 changed files with 214 additions and 23 deletions
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23
src/sql/parser/sql_parser_mysql_mode.l
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@ -285,6 +285,26 @@ FALSE {
return BOOL_VALUE;
}
("N"|"n"){sqbegin} {
BEGIN(sq);
ParseResult *p = (ParseResult *)yyextra;
p->start_col_ = yylloc->first_column;
char **tmp_literal = &(p->tmp_literal_);
if (NULL == *tmp_literal)
{
*tmp_literal = (char*) parse_malloc(p->input_sql_len_ + 1, p->malloc_pool_);
check_malloc(*tmp_literal);
}
check_value(yylval);
malloc_new_node(yylval->node, p->malloc_pool_, T_NCHAR, 0);
yylval->node->str_len_ = 0;
if (IS_FAST_PARAMETERIZE && !IS_NEED_PARAMETERIZE) {
COPY_WRITE();
}
}
{sqbegin} {
BEGIN(sq);
ParseResult *p = (ParseResult *)yyextra;
@ -305,6 +325,7 @@ FALSE {
check_value(yylval);
yylloc->first_column = p->start_col_;
FORMAT_STR_NODE(yylval->node);
int32_t token_ret = yylval->node->type_ == T_NCHAR ? NATIONAL_LITERAL : STRING_VALUE;
yylval->node->text_len_ = yylloc->last_column - p->start_col_ + 1;
COPY_STRING(p->input_sql_ + p->start_col_ - 1, yylval->node->text_len_, yylval->node->raw_text_);
if (IS_FAST_PARAMETERIZE) {
@ -312,7 +333,7 @@ FALSE {
} else {
yylval->node->sql_str_off_ = yylloc->first_column;
setup_token_pos_info(yylval->node, yylloc->first_column, yylval->node->text_len_ - 2);
return STRING_VALUE;
return token_ret;
}
}