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cubrid_fetch_field

(PECL CUBRID >= 8.3.1)

cubrid_fetch_field — Get column information from a result and return as an object


Описание

object cubrid_fetch_field ( resource $result [, int $field_offset = 0 ] )

This function returns an object with certain properties of the specific column. The properties of the object are:

name -

column name

table -

name of the table that the column belongs to

def -

default value of the column

max_length -

maximum length of the column

not_null -

1 if the column cannot be NULL

primary_key -

1 if the column is a primary key

unique_key -

1 if the column is an unique key

multiple_key -

1 if the column is a non-unique key

numeric -

1 if the column is numeric

blob -

1 if the column is a BLOB

type -

the type of the column

unsigned -

1 if the column is unsigned

zerofill -

1 if the column is zero-filled


Список параметров

result -

result comes from a call to cubrid_execute()

field_offset -

The numerical field offset. If the field offset is not specified, the next field (that was not yet retrieved by this function) is retrieved. The field_offset starts at 0.


Возвращаемые значения

Object with certain properties of the specific column, when process is successful.

FALSE on failure.


Примеры

Пример #1 cubrid_fetch_field() example
$conn = cubrid_connect("localhost", 33000, "demodb");
$req = cubrid_execute($conn, "SELECT event_code,athlete_code,nation_code,game_date FROM game WHERE host_year=1988 and event_code=20001;");
var_dump(cubrid_fetch_row($req));
cubrid_field_seek($req, 1);
$field = cubrid_fetch_field($req);
printf("\n--- Field Properties ---\n");
printf("%-30s %s\n", "name:", $field->name);
printf("%-30s %s\n", "table:", $field->table);
printf("%-30s \"%s\"\n", "default value:", $field->def);
printf("%-30s %d\n", "max lenght:", $field->max_length);
printf("%-30s %d\n", "not null:", $field->not_null);
printf("%-30s %d\n", "primary key:", $field->primary_key);
printf("%-30s %d\n", "unique key:", $field->unique_key);
printf("%-30s %d\n", "multiple key:", $field->multiple_key);
printf("%-30s %d\n", "numeric:", $field->numeric);
printf("%-30s %d\n", "blob:", $field->blob);
printf("%-30s %s\n", "type:", $field->type);
printf("%-30s %d\n", "unsigned:", $field->unsigned);
printf("%-30s %d\n", "zerofill:", $field->zerofill);
cubrid_close_request($req);
cubrid_disconnect($conn);

Результат выполнения данного примера:


array(4) {
[0]=>
string(5) "20001"
[1]=>
string(5) "16681"
[2]=>
string(3) "KOR"
[3]=>
string(9) "1988-9-30"
}

--- Field Properties ---
name: athlete_code
table: game
default value: ""
max lenght: 5
not null: 1
primary key: 1
unique key: 1
multiple key: 0
numeric: 1
blob: 0
type: integer
unsigned: 0
zerofill: 0




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