Helper classes
- Last Updated: May 12, 2026
- 1 minute read
- OpenAccess SDK
- Version 8.1
- Documentation
The following table provides the Java classes that an IP uses to pass data to and from the OpenAccess SDK SQL engine methods for Java.
Helper classes
| Class name | Description |
| oa_ds_info | Defines the name, number, value, and remarks field of a customized driver info property. |
| oa_types_info | Defines the information describing a data type supported by the data source. |
| ResultBuffer | Stores the bulk fetch data temporarily. |
| scalar_functions | Registers user-defined scalar functions. |
| schemaobj_column | Defines column objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_COLUMN. |
| schemaobj_fkeys | Defines foreign key column objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_FKEY. |
| schemaobj_pkeys | Defines primary key column objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_PKEY. |
| schemaobj_proc | Defines stored procedure objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_PROC. |
| schemaobj_proccolumns | Defines stored procedure column objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_PROCCOLUMNS. |
| schemaobj_stat | Defines index objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_STAT. |
| schemaobj_table | Defines table objects and is used to access the search conditions when ipSchema is called for ip.DAMOBJ_TYPE_TABLE. |
| xo_int | Allows the IP to return an integer value. |
| xo_long | Allows the IP to return an integer value. |
| xo_short | Allows the IP to return an integer value. |
| xo_tm | Allows the IP to exchange a timestamp value with the OpenAccess SDK SQL engine. |
| xo_type | Represents data type details about a column. An object of this type is returned by a call to dam_describeColDetail. |