odbc_foreignkeys

Function • Params and return types changed in PHP 8.4

Retrieves a list of foreign keys.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
Improved
PHP 8.5
PHP 8.6

odbc_foreignkeys Function synopsis

odbc_foreignkeys(
    Odbc\Connection $odbc,
    ?string $pk_catalog,
    string $pk_schema,
    string $pk_table,
    string $fk_catalog,
    string $fk_schema,
    string $fk_table
  ): Odbc\Result|false

Parameters

$odbc

TypeOdbc\Connection

$pk_catalog

Type?string

The catalog ('qualifier' in ODBC 2 parlance) of the primary key table.

$pk_schema

Typestring

The schema ('owner' in ODBC 2 parlance) of the primary key table.

$pk_table

Typestring

The primary key table.

$fk_catalog

Typestring

The catalog ('qualifier' in ODBC 2 parlance) of the foreign key table.

$fk_schema

Typestring

The schema ('owner' in ODBC 2 parlance) of the foreign key table.

$fk_table

Typestring

The foreign key table.

Return value

TypeOdbc\Result|false

Returns an ODBC result object or false on failure

The result set has the following columns:

Drivers can report additional columns.

Changes to the odbc_foreignkeys Function

PHP 8.4

  • Return type added: Odbc\Result|false
  • Parameter type added for parameter #1 ($odbc): Odbc\Connection
  odbc_foreignkeys(
-     $odbc,
+     Odbc\Connection $odbc,
      ?string $pk_catalog,
      string $pk_schema,
      string $pk_table,
      string $fk_catalog,
      string $fk_schema,
      string $fk_table
-   )
+   ): Odbc\Result|false

PHP 8.0

  • Parameter name of parameter #1 changed: $connection_id to $odbc
  • Parameter name of parameter #2 changed: $pk_qualifier to $pk_catalog
  • Parameter type added for parameter #2 ($pk_catalog): ?string
  • Parameter name of parameter #3 changed: $pk_owner to $pk_schema
  • Parameter type added for parameter #3 ($pk_schema): string
  • Parameter type added for parameter #4 ($pk_table): string
  • Parameter name of parameter #5 changed: $fk_qualifier to $fk_catalog
  • Parameter type added for parameter #5 ($fk_catalog): string
  • Parameter name of parameter #6 changed: $fk_owner to $fk_schema
  • Parameter type added for parameter #6 ($fk_schema): string
  • Parameter type added for parameter #7 ($fk_table): string
  odbc_foreignkeys(
-     $connection_id,
+     $odbc,
-     $pk_qualifier,
+     ?string $pk_catalog,
-     $pk_owner,
+     string $pk_schema,
-     $pk_table,
+     string $pk_table,
-     $fk_qualifier,
+     string $fk_catalog,
-     $fk_owner,
+     string $fk_schema,
-     $fk_table
+     string $fk_table
    )

odbc_foreignkeys Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes