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[CP] support mysql cast as nchar

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wjhh2008 2024-09-20 05:49:27 +00:00 committed by ob-robot
parent 422e0270c4
commit f9ae33822f
1 changed files with 20 additions and 0 deletions
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20
src/sql/parser/sql_parser_mysql_mode.y
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@ -6078,6 +6078,26 @@ BINARY opt_string_length_i_v2
$$->param_num_ = 0;
$$->sql_str_off_ = @1.first_column;
}
| NCHAR opt_string_length_i_v2
{
malloc_terminal_node($$, result->malloc_pool_, T_CAST_ARGUMENT);
$$->value_ = 0;
$$->int16_values_[OB_NODE_CAST_TYPE_IDX] = T_CHAR; /* data type */
$$->int32_values_[OB_NODE_CAST_C_LEN_IDX] = $2[0]; /* length */
$$->param_num_ = $2[1];
$$->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &($$->str_len_));
$$->sql_str_off_ = @1.first_column;
}
| NATIONAL CHARACTER opt_string_length_i_v2
{
malloc_terminal_node($$, result->malloc_pool_, T_CAST_ARGUMENT);
$$->value_ = 0;
$$->int16_values_[OB_NODE_CAST_TYPE_IDX] = T_CHAR; /* data type */
$$->int32_values_[OB_NODE_CAST_C_LEN_IDX] = $3[0]; /* length */
$$->param_num_ = $3[1];
$$->str_value_ = parse_strdup("utf8mb4", result->malloc_pool_, &($$->str_len_));
$$->sql_str_off_ = @1.first_column;
}
;
opt_integer: