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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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137
src/sql/parser/sql_parser_mysql_mode.y
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@ -54,6 +54,7 @@ extern void obsql_oracle_parse_fatal_error(int32_t errcode, yyscan_t yyscanner,
%token <node> NAME_OB
%token <node> STRING_VALUE
%token <node> NATIONAL_LITERAL
%token <node> INTNUM
%token <node> DATE_VALUE
%token <node> TIMESTAMP_VALUE
@ -939,6 +940,10 @@ STRING_VALUE %prec LOWER_THAN_COMP
make_name_node(concat_node, result->malloc_pool_, "concat");
malloc_non_terminal_node($$, result->malloc_pool_, T_FUN_SYS, 2, concat_node, string_list_node);
}
| NATIONAL_LITERAL
{
$$ = $1;
}
;
charset_introducer:
@ -5222,6 +5227,52 @@ int_type_i opt_int_length_i opt_unsigned_i opt_zerofill_i
$$->int32_values_[1] = 0; /* is char */
$$->sql_str_off_ = @1.first_column;
}
| NCHAR opt_string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_CHAR, 3, charset_node, NULL, $3);
$$->int32_values_[0] = $2[0];
$$->int32_values_[1] = 0; /* is char */
$$->sql_str_off_ = @1.first_column;
}
| NATIONAL CHARACTER opt_string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_CHAR, 3, charset_node, NULL, $4);
$$->int32_values_[0] = $3[0];
$$->int32_values_[1] = 0; /* is char */
$$->sql_str_off_ = @1.first_column;
}
/* | TEXT opt_binary opt_charset opt_collation
// {
// (void)($2);
@ -5235,12 +5286,98 @@ int_type_i opt_int_length_i opt_unsigned_i opt_zerofill_i
$$->int32_values_[0] = $2[0];
$$->int32_values_[1] = 0; /* is char */
}
| NCHAR VARCHAR string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_VARCHAR, 3, charset_node, NULL, $4);
$$->int32_values_[0] = $3[0];
$$->int32_values_[1] = 0; /* is char */
}
| NVARCHAR string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_VARCHAR, 3, charset_node, NULL, $3);
$$->int32_values_[0] = $2[0];
$$->int32_values_[1] = 0; /* is char */
}
| NATIONAL VARCHAR string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_VARCHAR, 3, charset_node, NULL, $4);
$$->int32_values_[0] = $3[0];
$$->int32_values_[1] = 0; /* is char */
}
| CHARACTER VARYING string_length_i opt_binary opt_charset opt_collation
{
malloc_non_terminal_node($$, result->malloc_pool_, T_VARCHAR, 3, $5, $6, $4);
$$->int32_values_[0] = $3[0];
$$->int32_values_[1] = 0; /* is char */
}
| NATIONAL CHARACTER VARYING string_length_i opt_binary
{
ParseNode *charset_node = NULL;
ParseNode *charset_name = NULL;
malloc_terminal_node(charset_name, result->malloc_pool_, T_VARCHAR);
malloc_terminal_node(charset_node, result->malloc_pool_, T_CHARSET);
charset_name->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &(charset_name->str_len_));
if (OB_UNLIKELY(NULL == charset_name->str_value_)) {
yyerror(NULL, result, "No more space for mallocing string\n");
YYABORT_NO_MEMORY;
}
charset_name->type_ = T_CHAR_CHARSET;
charset_name->param_num_ = 0;
charset_name->is_hidden_const_ = 1;
charset_node->str_value_ = charset_name->str_value_;
charset_node->str_len_ = charset_name->str_len_;
charset_node->sql_str_off_ = charset_name->sql_str_off_;
malloc_non_terminal_node($$, result->malloc_pool_, T_VARCHAR, 3, charset_node, NULL, $5);
$$->int32_values_[0] = $4[0];
$$->int32_values_[1] = 0; /* is char */
}
| blob_type_i opt_string_length_i_v2
{
malloc_terminal_node($$, result->malloc_pool_, $1[0]);