CUBRID Функции
PHP Manual

cubrid_bind

(PECL CUBRID >= 8.3.0)

cubrid_bind — Bind variables to a prepared statement as parameters

Описание

bool cubrid_bind ( resource $req_identifier , int $bind_index , mixed $bind_value [, string $bind_value_type ] )

The cubrid_bind() function is used to bind values to a corresponding named or question mark placeholder in the SQL statement that was passed to cubrid_prepare(). If bind_value_type is not given, string will be the default.

Замечание:

If the type of data to be bound is BLOB/CLOB, CUBRID will try to map the data as a PHP stream. If the actually bind value type is not stream, CUBRID will convert it to string, and use it as the full path and file name of a file on the client filesystem.

If the type of data to be bound explicitly is ENUM, the $bind_value argument should be the enum element which is in string format.

In CUBRID shard envrioment, the $bind_value_type must be included in the cubrid_bind function.

The following table shows the types of substitute values.

CUBRID Bind Date Types
Support Bind Type Corresponding SQL Type
Supported STRING CHAR, VARCHAR
  NCHAR NCHAR, NVARCHAR
  BIT BIT, VARBIT
  NUMERIC or NUMBER SHORT, INT, NUMERIC
  FLOAT FLOAT
  DOUBLE DOUBLE
  TIME TIME
  DATE DATE
  TIMESTAMP TIMESTAMP
  OBJECT OBJECT
  ENUM ENUM
  BLOB BLOB
  CLOB CLOB
  NULL NULL
Not supported SET SET
  MULTISET MULTISET
  SEQUENCE SEQUENCE

Список параметров

req_identifier

Request identifier as a result of cubrid_prepare().

bind_index

Location of binding parameters. It starts with 1.

bind_value

Actual value for binding.

bind_value_type

A type of the value to bind. (It is omitted by default. Thus, the system internally uses string by default. However, you need to specify the exact type of the value as an argument when they are NCHAR, BIT, or BLOB/CLOB).

Возвращаемые значения

TRUE, when process is successful.

FALSE, when process is unsuccessful.

Список изменений

Версия Описание
8.3.1 Added BLOB/CLOB data types support.

Примеры

Пример #1 cubrid_bind() example

<?php
$conn = cubrid_connect("localhost", 33000, "demodb", "dba");

$result = cubrid_execute($conn, "SELECT code FROM event WHERE sports='Basketball' and gender='M'");
$row = cubrid_fetch_array($result, CUBRID_ASSOC);
$event_code = $row["code"];

cubrid_close_request($result);

$game_req = cubrid_prepare($conn, "SELECT athlete_code FROM game WHERE host_year=1992 and event_code=? and nation_code='USA'");
cubrid_bind($game_req, 1, $event_code, "number");
cubrid_execute($game_req);

printf("--- Dream Team (1992 United States men's Olympic basketball team) ---\n");
while ($athlete_code = cubrid_fetch_array($game_req, CUBRID_NUM)) {
    $athlete_req = cubrid_prepare($conn, "SELECT name FROM athlete WHERE code=? AND nation_code='USA' AND event='Basketball' AND gender='M'");
    cubrid_bind($athlete_req, 1, $athlete_code[0], "number");
    cubrid_execute($athlete_req);
    $row = cubrid_fetch_assoc($athlete_req);
    printf("%s\n", $row["name"]);
}

cubrid_close_request($game_req);
cubrid_close_request($athlete_req);

cubrid_disconnect($conn);
?>

Результат выполнения данного примера:

--- Dream Team (1992 United States men's Olympic basketball team) ---
Stockton John
Robinson David
Pippen Scottie
Mullin C.
Malone Karl
Laettner C.
Jordan Michael
Johnson Earvin
Ewing Patrick
Drexler Clyde
Bird Larry
Barkley Charles

Пример #2 cubrid_bind() BLOB/CLOB example

<?php
$con = cubrid_connect("localhost", 33000, "demodb", "dba", "");
if ($con) {
    cubrid_execute($con,"DROP TABLE if exists php_cubrid_lob_test");
    cubrid_execute($con,"CREATE TABLE php_cubrid_lob_test (doc_content CLOB)");
    $sql = "INSERT INTO php_cubrid_lob_test(doc_content) VALUES(?)"; 
    $req = cubrid_prepare($con, $sql); 

    $fp = fopen("book.txt", "rb");

    cubrid_bind($req, 1, $fp, "clob"); 
    cubrid_execute($req);  
}
?>

Пример #3 cubrid_bind() BLOB/CLOB example

<?php
$con = cubrid_connect("localhost", 33000, "demodb", "dba", "");
if ($con) {
    cubrid_execute($con,"DROP TABLE if exists php_cubrid_lob_test");
    cubrid_execute($con,"CREATE TABLE php_cubrid_lob_test (image BLOB)");
    $sql = "INSERT INTO php_cubrid_lob_test(image) VALUES(?)"; 
    $req = cubrid_prepare($con, $sql); 

    cubrid_bind($req, 1, "cubrid_logo.png", "blob"); 
    cubrid_execute($req);  
}
?>

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