预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

INGRES_ASSOC (integer)

Columns are returned into the array having the fieldname as the array index. Used with ingres_fetch_array().

INGRES_NUM (integer)

Columns are returned into the array having a numerical index to the fields. By default this index starts at 1, the first field in the result. To change this value, see ingres.array_index_start. Used with ingres_fetch_array().

INGRES_BOTH (integer)

Columns are returned into the array having both a numerical index and the fieldname as the array index. Used with ingres_fetch_array().

INGRES_EXT_VERSION (string)

Specifies the version of the Ingres Extension. Available since version 1.2.0 of the PECL extension.

INGRES_API_VERSION (integer)

Specifies the version of Ingres OpenAPI that the extension was built against. Available since version 1.2.0 of the PECL extension.

INGRES_CURSOR_READONLY (integer)

Specifies that Ingres cursors should be opened in "readonly" mode. Available since version 1.2.0 of the PECL extension. Used with ingres.cursor_mode.

INGRES_CURSOR_UPDATE (integer)

Specifies that Ingres cursors should be opened "for update." Available since version 1.2.0 of the PECL extension. Used with ingres.cursor_mode.

INGRES_DATE_MULTINATIONAL (integer)

Equivalent to the II_DATE_FORMAT setting of MULTINATIONAL. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_MULTINATIONAL4 (integer)

Equivalent to the II_DATE_FORMAT setting of MULTINATIONAL4. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_FINNISH (integer)

Equivalent to the II_DATE_FORMAT setting of FINNISH. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_ISO (integer)

Equivalent to the II_DATE_FORMAT setting of ISO. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_ISO4 (integer)

Equivalent to the II_DATE_FORMAT setting of ISO4. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_GERMAN (integer)

Equivalent to the II_DATE_FORMAT setting of GERMAN. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_MDY (integer)

Equivalent to the II_DATE_FORMAT setting of MDY. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_DMY (integer)

Equivalent to the II_DATE_FORMAT setting of DMY. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_DATE_YMD (integer)

Equivalent to the II_DATE_FORMAT setting of YMD. Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_MONEY_LEADING (integer)

Specifies the currency character that should be placed at the start of a money value. Equivalent to setting II_MONEY_FORMAT to "L:". Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_MONEY_TRAILING (integer)

Specifies the currency character that should be placed at the end of a money value. Equivalent to setting II_MONEY_FORMAT to "T:". Available since version 1.2.0 of the PECL extension. Used with ingres_connect(), ingres_pconnect() and ingres_set_environment(). See options in ingres_set_environment().

INGRES_STRUCTURE_BTREE (integer)

Specifies the default table or index structure to BTREE when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_CBTREE (integer)

Specifies the default table or index structure to COMPRESSED BTREE when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_HASH (integer)

Specifies the default table or index structure to HASH when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_CHASH (integer)

Specifies the default table or index structure to COMPRESSED HASH when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_HEAP (integer)

Specifies the default table structure to HEAP when used in combination with the options option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_CHEAP (integer)

Specifies the default table structure to COMPRESSED HEAP when used in combination with the options option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_ISAM (integer)

Specifies the default table or index structure to ISAM when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().

INGRES_STRUCTURE_CISAM (integer)

Specifies the default table or index structure to COMPRESSED ISAM when used in combination with the options or index_structure option when connecting. Available since version 1.4.0 of the PECL extension. Used with ingres_connect() and ingres_pconnect(). See options in ingres_connect().