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fix const number of fast parse and normal parse is different with mysql sql comment and parser error code refine

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This commit is contained in:
wangt1xiuyi
2024-02-08 13:51:23 +00:00
committed by ob-robot
parent cebecbd47d
commit 250d8e25bb
5 changed files with 44 additions and 6 deletions
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4
src/sql/parser/gen_parser.sh
View File

@ -40,6 +40,7 @@ flex -Cfa -B -8 -o ../../../src/sql/parser/sql_parser_mysql_mode_lex.c ../../../
sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c
sed "/obsql_mysql_yylex_init is special because it creates the scanner itself/,/Initialization is the same as for the non-reentrant scanner/{s/return 1/return errno/g}" -i ../../../src/sql/parser/sql_parser_mysql_mode_lex.c
if [ -d "../../../close_modules/oracle_parser/sql/parser" ]; then if [ -d "../../../close_modules/oracle_parser/sql/parser" ]; then
@ -82,6 +83,7 @@ flex -o ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c ../../../src
sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c
sed "/obsql_oracle_latin1_yylex_init is special because it creates the scanner itself/,/Initialization is the same as for the non-reentrant scanner/{s/return 1/return errno/g}" -i ../../../src/sql/parser/sql_parser_oracle_latin1_mode_lex.c
cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c
sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_latin1_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_latin1_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c
sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_latin1_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_latin1_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_latin1_mode.c
@ -139,6 +141,7 @@ flex -o ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c ../../../src/s
sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c
sed "/obsql_oracle_utf8_yylex_init is special because it creates the scanner itself/,/Initialization is the same as for the non-reentrant scanner/{s/return 1/return errno/g}" -i ../../../src/sql/parser/sql_parser_oracle_utf8_mode_lex.c
cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c
sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_utf8_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_utf8_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c
sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_utf8_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_utf8_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_utf8_mode.c
@ -194,6 +197,7 @@ flex -o ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c ../../../src/sq
sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/int i/d}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{/for ( i = 0; i < _yybytes_len; ++i )/d}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c
sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c sed "/Setup the input buffer state to scan the given bytes/,/}/{s/\tbuf\[i\] = yybytes\[i\]/memcpy(buf, yybytes, _yybytes_len)/g}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c
sed "/obsql_oracle_gbk_yylex_init is special because it creates the scanner itself/,/Initialization is the same as for the non-reentrant scanner/{s/return 1/return errno/g}" -i ../../../src/sql/parser/sql_parser_oracle_gbk_mode_lex.c
cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c cat ../../../src/sql/parser/non_reserved_keywords_oracle_mode.c > ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c
sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_gbk_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c sed '/#include "ob_non_reserved_keywords.h"/a\#include "sql/parser/sql_parser_oracle_gbk_mode_tab.h\"' -i ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c
sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_gbk_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c sed "s/non_reserved_keywords_oracle_mode.c is for …/non_reserved_keywords_oracle_gbk_mode.c is auto generated by gen_parser.sh/g" -i ../../../src/sql/parser/non_reserved_keywords_oracle_gbk_mode.c

18
src/sql/parser/ob_fast_parser.cpp
View File

@ -2754,16 +2754,26 @@ int ObFastParserMysql::parse_next_token()
} }
case '-': { case '-': {
// need to deal with sql_comment or negative sign // need to deal with sql_comment or negative sign
int64_t space_len = 0;
ch = raw_sql_.scan(); ch = raw_sql_.scan();
if ('-' == ch && IS_MULTI_SPACE(raw_sql_.cur_pos_ + 1, space_len)) { if ('-' == ch &&
// "--"{space}+{non_newline}* raw_sql_.cur_pos_ + 1 < raw_sql_.raw_sql_len_ &&
(raw_sql_.raw_sql_[raw_sql_.cur_pos_ + 1] == ' ' ||
raw_sql_.raw_sql_[raw_sql_.cur_pos_ + 1] == '\t')) {
// "--"[ \t]+{non_newline}*
cur_token_type_ = IGNORE_TOKEN; cur_token_type_ = IGNORE_TOKEN;
// skip the second '-' and space // skip the second '-' and space
raw_sql_.scan(1 + space_len); raw_sql_.scan(1);
while (!raw_sql_.is_search_end() && is_non_newline(ch)) { while (!raw_sql_.is_search_end() && is_non_newline(ch)) {
ch = raw_sql_.scan(); ch = raw_sql_.scan();
} }
} else if ('-' == ch &&
raw_sql_.cur_pos_ + 1 < raw_sql_.raw_sql_len_ &&
(raw_sql_.raw_sql_[raw_sql_.cur_pos_ + 1] == '\n' ||
raw_sql_.raw_sql_[raw_sql_.cur_pos_ + 1] == '\r')) {
// "--"[\n\r]
cur_token_type_ = IGNORE_TOKEN;
//skip the second '-' and ('\n' or \r)
raw_sql_.scan(1);
} else { } else {
OZ (process_negative()); OZ (process_negative());
} }

11
src/sql/parser/sql_parser_base.c
View File

@ -62,7 +62,7 @@ int parse_init(ParseResult *p)
static __thread char error_msg[MAX_ERROR_MSG] = {'\0'}; static __thread char error_msg[MAX_ERROR_MSG] = {'\0'};
p->error_msg_ = error_msg; p->error_msg_ = error_msg;
if (OB_UNLIKELY(NULL == p || NULL == p->malloc_pool_)) { if (OB_UNLIKELY(NULL == p || NULL == p->malloc_pool_)) {
ret = -1; ret = OB_PARSER_ERR_UNEXPECTED;
if (NULL != p) { if (NULL != p) {
(void)snprintf(p->error_msg_, MAX_ERROR_MSG, "malloc_pool_ must be set"); (void)snprintf(p->error_msg_, MAX_ERROR_MSG, "malloc_pool_ must be set");
} }
@ -108,6 +108,15 @@ int parse_init(ParseResult *p)
#ifdef OB_BUILD_ORACLE_PARSER #ifdef OB_BUILD_ORACLE_PARSER
} }
#endif #endif
#define ENOMEM 12 /* Out of memory */
//refine parser error code to OB error code
if (0 == ret) {
ret = OB_PARSER_SUCCESS;
} else if (ENOMEM == ret) {
ret = OB_PARSER_ERR_NO_MEMORY;
} else {
ret = OB_PARSER_ERR_PARSE_SQL;
}
} }
return ret; return ret;
} }

13
src/sql/parser/sql_parser_mysql_mode.l
View File

@ -135,6 +135,7 @@ NULL {
check_value(yylval); check_value(yylval);
ParseResult *p = (ParseResult *)yyextra; ParseResult *p = (ParseResult *)yyextra;
malloc_new_node(yylval->node, p->malloc_pool_, T_NULL, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_NULL, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_); COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_);
yylval->node->text_len_ = yyleng; yylval->node->text_len_ = yyleng;
if (IS_FAST_PARAMETERIZE) { if (IS_FAST_PARAMETERIZE) {
@ -152,6 +153,7 @@ NULL {
ParseResult *p = (ParseResult *)yyextra; ParseResult *p = (ParseResult *)yyextra;
malloc_new_node(node, p->malloc_pool_, T_INT, 0); malloc_new_node(node, p->malloc_pool_, T_INT, 0);
yylval->node = node; yylval->node = node;
CHECK_MYSQL_COMMENT(p, yylval->node);
int err_no = 0; int err_no = 0;
COPY_NUM_STRING(p, node); COPY_NUM_STRING(p, node);
// we treated '- 12' as a const node, that is to say node->str_value_ = '- 12' // we treated '- 12' as a const node, that is to say node->str_value_ = '- 12'
@ -205,6 +207,7 @@ NULL {
malloc_new_node(node, p->malloc_pool_, T_DOUBLE, 0); malloc_new_node(node, p->malloc_pool_, T_DOUBLE, 0);
check_value(yylval); check_value(yylval);
yylval->node = node; yylval->node = node;
CHECK_MYSQL_COMMENT(p, yylval->node);
COPY_NUM_STRING(p, node); COPY_NUM_STRING(p, node);
node->raw_text_ = node->str_value_; node->raw_text_ = node->str_value_;
node->text_len_ = node->str_len_; node->text_len_ = node->str_len_;
@ -224,6 +227,7 @@ NULL {
malloc_new_node(node, p->malloc_pool_, T_NUMBER/* should be T_NUMBER,*/, 0); malloc_new_node(node, p->malloc_pool_, T_NUMBER/* should be T_NUMBER,*/, 0);
check_value(yylval); check_value(yylval);
yylval->node = node; yylval->node = node;
CHECK_MYSQL_COMMENT(p, yylval->node);
COPY_NUM_STRING(p, node); COPY_NUM_STRING(p, node);
node->raw_text_ = node->str_value_; node->raw_text_ = node->str_value_;
node->text_len_ = node->str_len_; node->text_len_ = node->str_len_;
@ -240,6 +244,7 @@ TRUE {
check_value(yylval); check_value(yylval);
ParseResult *p = (ParseResult *)yyextra; ParseResult *p = (ParseResult *)yyextra;
malloc_new_node(yylval->node, p->malloc_pool_, T_BOOL, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_BOOL, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
yylval->node->value_ = 1; yylval->node->value_ = 1;
COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_); COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_);
yylval->node->text_len_ = yyleng; yylval->node->text_len_ = yyleng;
@ -265,6 +270,7 @@ FALSE {
check_value(yylval); check_value(yylval);
ParseResult *p = (ParseResult *)yyextra; ParseResult *p = (ParseResult *)yyextra;
malloc_new_node(yylval->node, p->malloc_pool_, T_BOOL, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_BOOL, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
yylval->node->value_ = 0; yylval->node->value_ = 0;
COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_); COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_);
yylval->node->text_len_ = yyleng; yylval->node->text_len_ = yyleng;
@ -298,6 +304,7 @@ FALSE {
} }
check_value(yylval); check_value(yylval);
malloc_new_node(yylval->node, p->malloc_pool_, T_NCHAR, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_NCHAR, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
yylval->node->str_len_ = 0; yylval->node->str_len_ = 0;
if (IS_FAST_PARAMETERIZE && !IS_NEED_PARAMETERIZE) { if (IS_FAST_PARAMETERIZE && !IS_NEED_PARAMETERIZE) {
@ -312,6 +319,7 @@ FALSE {
p->start_col_ = yylloc->first_column; p->start_col_ = yylloc->first_column;
check_value(yylval); check_value(yylval);
malloc_new_node(yylval->node, p->malloc_pool_, T_VARCHAR, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_VARCHAR, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
yylval->node->str_len_ = 0; yylval->node->str_len_ = 0;
p->last_escape_check_pos_ = 0; p->last_escape_check_pos_ = 0;
yylval->node->str_value_ = NULL; yylval->node->str_value_ = NULL;
@ -412,6 +420,7 @@ FALSE {
} }
malloc_new_node(yylval->node->children_[0], p->malloc_pool_, T_CONCAT_STRING, 0); malloc_new_node(yylval->node->children_[0], p->malloc_pool_, T_CONCAT_STRING, 0);
CHECK_MYSQL_COMMENT(p, yylval->node->children_[0]);
(*yylval->node->children_)->str_value_ = parse_strndup(tmp_literal, yylval->node->str_len_ + 1, (*yylval->node->children_)->str_value_ = parse_strndup(tmp_literal, yylval->node->str_len_ + 1,
p->malloc_pool_); p->malloc_pool_);
check_malloc((*yylval->node->children_)->str_value_); check_malloc((*yylval->node->children_)->str_value_);
@ -459,6 +468,7 @@ FALSE {
check_malloc(*tmp_literal); check_malloc(*tmp_literal);
} }
malloc_new_node(yylval->node, p->malloc_pool_, T_VARCHAR, 0); malloc_new_node(yylval->node, p->malloc_pool_, T_VARCHAR, 0);
CHECK_MYSQL_COMMENT(p, yylval->node);
yylval->node->str_len_ = 0; yylval->node->str_len_ = 0;
p->last_escape_check_pos_ = 0; p->last_escape_check_pos_ = 0;
if (IS_FAST_PARAMETERIZE && !IS_NEED_PARAMETERIZE) { if (IS_FAST_PARAMETERIZE && !IS_NEED_PARAMETERIZE) {
@ -553,6 +563,7 @@ FALSE {
} }
malloc_new_node(yylval->node->children_[0], p->malloc_pool_, T_CONCAT_STRING, 0); malloc_new_node(yylval->node->children_[0], p->malloc_pool_, T_CONCAT_STRING, 0);
CHECK_MYSQL_COMMENT(p, yylval->node->children_[0]);
(*yylval->node->children_)->str_value_ = parse_strndup(tmp_literal, yylval->node->str_len_ + 1, (*yylval->node->children_)->str_value_ = parse_strndup(tmp_literal, yylval->node->str_len_ + 1,
p->malloc_pool_); p->malloc_pool_);
check_malloc((*yylval->node->children_)->str_value_); check_malloc((*yylval->node->children_)->str_value_);
@ -730,6 +741,7 @@ X'([0-9A-F])*'|0X([0-9A-F])+ {
node->str_len_ = 0; node->str_len_ = 0;
} }
yylval->node = node; yylval->node = node;
CHECK_MYSQL_COMMENT(p, yylval->node);
COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_); COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_);
yylval->node->text_len_ = yyleng; yylval->node->text_len_ = yyleng;
yylval->node->is_copy_raw_text_ = 1; yylval->node->is_copy_raw_text_ = 1;
@ -773,6 +785,7 @@ B'([01])*'|0B([01])+ {
node->str_len_ = 0; node->str_len_ = 0;
} }
yylval->node = node; yylval->node = node;
CHECK_MYSQL_COMMENT(p, yylval->node);
COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_); COPY_STRING(p->input_sql_ + yylloc->first_column - 1, yyleng, yylval->node->raw_text_);
yylval->node->text_len_ = yyleng; yylval->node->text_len_ = yyleng;
yylval->node->is_copy_raw_text_ = 1; yylval->node->is_copy_raw_text_ = 1;

4
src/sql/parser/sql_parser_mysql_mode.y
View File

@ -968,6 +968,7 @@ STRING_VALUE %prec LOWER_THAN_COMP
$$->sql_str_off_ = @1.first_column; $$->sql_str_off_ = @1.first_column;
@$.first_column = @1.first_column; @$.first_column = @1.first_column;
@$.last_column = @1.last_column; @$.last_column = @1.last_column;
$$->is_forbid_parameter_ = $1->is_forbid_parameter_;
} }
| charset_introducer STRING_VALUE | charset_introducer STRING_VALUE
{ {
@ -977,6 +978,7 @@ STRING_VALUE %prec LOWER_THAN_COMP
$$->raw_text_ = $2->raw_text_; $$->raw_text_ = $2->raw_text_;
$$->text_len_ = $2->text_len_; $$->text_len_ = $2->text_len_;
$$->sql_str_off_ = $2->sql_str_off_; $$->sql_str_off_ = $2->sql_str_off_;
$$->is_forbid_parameter_ = $2->is_forbid_parameter_;
} }
| charset_introducer HEX_STRING_VALUE | charset_introducer HEX_STRING_VALUE
{ {
@ -987,6 +989,7 @@ STRING_VALUE %prec LOWER_THAN_COMP
$$->raw_text_ = $2->raw_text_; $$->raw_text_ = $2->raw_text_;
$$->text_len_ = $2->text_len_; $$->text_len_ = $2->text_len_;
$$->sql_str_off_ = $2->sql_str_off_; $$->sql_str_off_ = $2->sql_str_off_;
$$->is_forbid_parameter_ = $2->is_forbid_parameter_;
} }
| STRING_VALUE string_val_list %prec LOWER_THAN_COMP | STRING_VALUE string_val_list %prec LOWER_THAN_COMP
{ {
@ -1106,7 +1109,6 @@ literal
{ {
$$ = $1; $$ = $1;
$$->sql_str_off_ = $1->sql_str_off_; $$->sql_str_off_ = $1->sql_str_off_;
CHECK_MYSQL_COMMENT(result, $$);
} }
| SYSTEM_VARIABLE { $$ = $1; } | SYSTEM_VARIABLE { $$ = $1; }
| QUESTIONMARK { $$ = $1; } | QUESTIONMARK { $$ = $1; }