预定义常量

以下常量由本扩展模块定义，因此只有在本扩展模块被编译到 PHP 中，或者在运行时被动态加载后才有效。

INGRES_ASSOC (integer)

Columns are returned into the array having the fieldname as the array index.

INGRES_NUM (integer)

Columns are returned into the array having a numerical index to the fields. This index starts with 1, the first field in the result.

INGRES_BOTH (integer)

Columns are returned into the array having both a numerical index and the fieldname as the array index.

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 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.

INGRES_CURSOR_UPDATE (integer)

Specifies that Ingres cursors should be opened 'for update'. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_MULTINATIONAL (integer)

Equivalent to the II_DATE_FORMAT setting of MULTINATIONAL. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_MULTINATIONAL4 (integer)

Equivalent to the II_DATE_FORMAT setting of MULTINATIONAL4. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_FINNISH (integer)

Equivalent to the II_DATE_FORMAT setting of FINNISH. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_ISO (integer)

Equivalent to the II_DATE_FORMAT setting of ISO. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_ISO4 (integer)

Equivalent to the II_DATE_FORMAT setting of ISO4. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_GERMAN (integer)

Equivalent to the II_DATE_FORMAT setting of GERMAN. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_MDY (integer)

Equivalent to the II_DATE_FORMAT setting of MDY. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_DMY (integer)

Equivalent to the II_DATE_FORMAT setting of DMY. Available since version 1.2.0 of the PECL extension.

INGRES_DATE_YMD (integer)

Equivalent to the II_DATE_FORMAT setting of YMD. Available since version 1.2.0 of the PECL extension.

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.

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.

INGRES_STRUCTURE_BTREE (integer)

Specifies the default table or index structure to BTREE when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_CBTREE (integer)

Specifies the default table or index structure to COMPRESSED BTREE when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_HASH (integer)

Specifies the default table or index structure to HASH when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_CHASH (integer)

Specifies the default table or index structure to COMPRESSED HASH when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_HEAP (integer)

Specifies the default table structure to HEAP when used in combination with the table_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_CHEAP (integer)

Specifies the default table structure to COMPRESSED HEAP when used in combination with the table_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_ISAM (integer)

Specifies the default table or index structure to ISAM when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.

INGRES_STRUCTURE_CISAM (integer)

Specifies the default table or index structure to COMPRESSED ISAM when used in combination with the table_structure or index_structure option when connecting. Available since version 1.4.0 of the PECL extension.