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().