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support expr WEIGHT_STRING() in mysql mode. master->3_1_opensource_release

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AntiTopQuark
2021-10-20 11:33:37 +08:00
committed by wangzelin.wzl
parent 0d3a41c33d
commit 4ca9eabca4
18 changed files with 28604 additions and 27442 deletions
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1
src/sql/parser/ob_item_type.h
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@ -436,6 +436,7 @@ typedef enum ObItemType {
T_FUN_SYS_IS_IPV4_MAPPED = 726,
T_FUN_SYS_IS_IPV4_COMPAT = 727,
T_FUN_SYS_INETATON = 728,
T_FUN_SYS_WEIGHT_STRING = 729,
T_FUN_SYS_CRC32 = 730,
///< @note add new mysql only function type before this line
T_MYSQL_ONLY_SYS_MAX_OP = 800,

208
src/sql/parser/sql_parser_mysql_mode.y
View File

@ -430,6 +430,8 @@ END_P SET_VAR DELIMITER
%type <node> opt_force_purge
%type <node> opt_sql_throttle_for_priority opt_sql_throttle_using_cond sql_throttle_one_or_more_metrics sql_throttle_metric get_format_unit
%type <node> opt_copy_id opt_backup_dest opt_preview opt_backup_backup_dest opt_tenant_info opt_with_active_piece
%type <node> ws_nweights opt_ws_as_char opt_ws_levels ws_level_flag_desc ws_level_flag_reverse ws_level_flags ws_level_list ws_level_list_item ws_level_number ws_level_range ws_level_list_or_range
%start sql_stmt
%%
////////////////////////////////////////////////////////////////
@ -2496,6 +2498,56 @@ MOD '(' expr ',' expr ')'
{
$$ = $1;
}
| WEIGHT_STRING '(' expr opt_ws_as_char opt_ws_levels ')'
{
ParseNode *zeroNode1 = NULL;
malloc_terminal_node(zeroNode1, result->malloc_pool_, T_INT);
zeroNode1->value_ = 0;
zeroNode1->is_hidden_const_ = 1;
if($4->value_ > 0){
$5->value_ |= OB_STRXFRM_PAD_WITH_SPACE;
}
ParseNode *falseNode = NULL;
malloc_terminal_node(falseNode, result->malloc_pool_, T_INT);
falseNode->value_ = 0;
falseNode->is_hidden_const_ = 1;
ParseNode *params = NULL;
malloc_non_terminal_node(params, result->malloc_pool_, T_EXPR_LIST , 5, $3 , zeroNode1 , $4, $5 ,falseNode);
make_name_node($$, result->malloc_pool_, "weight_string");
malloc_non_terminal_node($$, result->malloc_pool_, T_FUN_SYS, 2, $$, params);
}
| WEIGHT_STRING '(' expr AS BINARY ws_nweights ')'
{
ParseNode *zeroNode1 = NULL;
malloc_terminal_node(zeroNode1, result->malloc_pool_, T_INT);
zeroNode1->value_ = 0;
zeroNode1->is_hidden_const_ = 1;
ParseNode *padNode = NULL;
malloc_terminal_node(padNode, result->malloc_pool_, T_INT);
padNode->value_ = OB_STRXFRM_PAD_WITH_SPACE;
padNode->is_hidden_const_ = 1;
ParseNode *trueNode = NULL;
malloc_terminal_node(trueNode, result->malloc_pool_, T_INT);
trueNode->value_ = 1;
trueNode->is_hidden_const_ = 1;
ParseNode *params = NULL;
malloc_non_terminal_node(params, result->malloc_pool_, T_EXPR_LIST , 5, $3 , zeroNode1 , $6, padNode ,trueNode);
make_name_node($$, result->malloc_pool_, "weight_string");
malloc_non_terminal_node($$, result->malloc_pool_, T_FUN_SYS, 2, $$, params);
}
| WEIGHT_STRING '(' expr ',' INTNUM ',' INTNUM ',' INTNUM ',' INTNUM ')'
{
ParseNode *params = NULL;
malloc_non_terminal_node(params, result->malloc_pool_, T_EXPR_LIST , 5, $3 , $5 , $7, $9 ,$11);
make_name_node($$, result->malloc_pool_, "weight_string");
malloc_non_terminal_node($$, result->malloc_pool_, T_FUN_SYS, 2, $$, params);
}
;
sys_interval_func:
@ -2745,6 +2797,160 @@ opt_separator:
malloc_non_terminal_node($$, result->malloc_pool_, T_SEPARATOR_CLAUSE, 1, $2);
}
;
opt_ws_as_char:
/* EMPTY */
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->is_hidden_const_ = 1;
$$->value_ = 0;
$$->param_num_ = 1;
}
| AS CHARACTER ws_nweights
{
$$ = $3;
}
;
opt_ws_levels:
/* EMPTY */
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->is_hidden_const_ = 1;
$$->value_ = 0;
$$->param_num_ = 1;
}
| LEVEL ws_level_list_or_range
{
(void)($1);
$$ = $2;
}
;
ws_level_list_or_range:
ws_level_list
{
$$ = $1;
}
| ws_level_range
{
$$ = $1;
}
;
ws_level_list:
ws_level_list_item
{
$$ = $1;
}
| ws_level_list ',' ws_level_list_item
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = $3->value_ | $1->value_;
$$->param_num_ = 1;
}
;
ws_level_list_item:
ws_level_number ws_level_flags
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = (1 | $2->value_) << $1->value_ ;
$$->param_num_ = 1;
}
;
ws_level_range:
ws_level_number '-' ws_level_number
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
uint32_t res = 0;
uint32_t start = $1->value_ ;
uint32_t end = $3->value_ ;
if (end < start) {
end = start;
}
for ( ; start <= end; start++) {
res |= (1 << start);
}
$$->value_ = res;
$$->param_num_ = 1;
}
;
ws_level_number:
INTNUM
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
if ($1->value_ < 1) {
$$->value_ = 1;
} else if ($1->value_ > OB_STRXFRM_NLEVELS) {
$$->value_ = OB_STRXFRM_NLEVELS;
} else{
$$->value_ = $1->value_;
}
$$->value_ = $$->value_ - 1;
$$->param_num_ = 1;
}
;
ws_level_flags:
/* empty */
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 0;
$$->param_num_ = 1;
}
| ws_level_flag_desc
{
$$= $1;
}
| ws_level_flag_desc ws_level_flag_reverse
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = $1->value_ | $2->value_;
$$->param_num_ = 1;
}
| ws_level_flag_reverse
{
$$ = $1 ;
}
;
ws_nweights:
'(' INTNUM ')'
{
if ($2->value_ < 1) {
yyerror(&@1, result, "Incorrect arguments to WEIGHT_STRING()\n");
YYABORT_PARSE_SQL_ERROR;
}
$$ = $2;
}
;
ws_level_flag_desc:
ASC
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 0;
$$->param_num_ = 1;
}
| DESC
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 1 << OB_STRXFRM_DESC_SHIFT;
$$->param_num_ = 1;
}
;
ws_level_flag_reverse:
REVERSE
{
malloc_terminal_node($$, result->malloc_pool_, T_INT);
$$->value_ = 1 << OB_STRXFRM_REVERSE_SHIFT;
$$->param_num_ = 1;
}
;
/*****************************************************************************
*
@ -14253,4 +14459,4 @@ int obsql_mysql_fast_parse(ParseResult *p)
p->no_param_sql_[len] = '\0';
}
return ret;
}
}

55297
src/sql/parser/sql_parser_mysql_mode_tab.c
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File diff suppressed because it is too large Load Diff

1
src/sql/parser/type_name.c
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@ -380,6 +380,7 @@ const char* get_type_name(int type)
case T_FUN_SYS_IS_IPV4_COMPAT : return "T_FUN_SYS_IS_IPV4_COMPAT";
case T_FUN_SYS_INETATON : return "T_FUN_SYS_INETATON";
case T_FUN_SYS_CRC32 : return "T_FUN_SYS_CRC32";
case T_FUN_SYS_WEIGHT_STRING : return "T_FUN_SYS_WEIGHT_STRING";
case T_MYSQL_ONLY_SYS_MAX_OP : return "T_MYSQL_ONLY_SYS_MAX_OP";
case T_FUN_SYS_CONNECT_BY_PATH : return "T_FUN_SYS_CONNECT_BY_PATH";
case T_FUN_SYS_SYSTIMESTAMP : return "T_FUN_SYS_SYSTIMESTAMP";