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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

설명

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

인수

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.

반환값

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

FALSE on failure.

예제

Example #1 cubrid_fetch_field() example


<?php
$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 length:", $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);
?>

위 예제의 출력:

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 length:                    0
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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