SAP /IWHDB/CL_HAI_RT_MD_READER OO Class - Retrieves data from HANA database
/IWHDB/CL_HAI_RT_MD_READER is a standard SAP object class available within R/3 SAP systems depending on your version and release level. You can view/maintain the class details by entering its name into the relevant SAP transactions such as SE24, SE80 or even SE84. Below is the documentation available for class /IWHDB/CL_HAI_RT_MD_READER including details of:
- Interface class implementations
- Inheritance details
- Methods defined within class ( including link to full details )
- Attributes ( including initial values )
- Class Events
Method list of /IWHDB/CL_HAI_RT_MD_READER SAP class
A method is a coding block that performs a certain procedure (i.e. ABAP functionality) on an object within the overall SAP class. In simple terms if the object is an SAP database table a method could be the procedure to add a record or to delete a record. If you are new to OO in many respects, the implementation of a method is similar to a function module and can be called in a very similar way using CALL METHOD.
Instead of "CALL FUNCTION", Methods are referenced using the following syntax: CALL METHOD =>methodname EXPORTING/IMPORTING...
| Method Name | Description | Visability |
| ADD_VIEW_PROPERTY | adds a view column to property maps | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>ADD_VIEW_PROPERTY...more details | ||
| CLOSE_DB_CONNECTION | Close Database Connection | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>CLOSE_DB_CONNECTION...more details | ||
| CONSTRUCTOR | CONSTRUCTOR | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>CONSTRUCTOR...more details | ||
| GET_SQL_STMNT_READ_CUBES | Get SQL statement to read cubes metadata | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_SQL_STMNT_READ_CUBES...more details | ||
| GET_SQL_STMNT_READ_DB_TBL_TY | Get SQL statement to read db table types | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_SQL_STMNT_READ_DB_TBL_TY...more details | ||
| GET_SQL_STMNT_READ_DB_VIEW_TY | Get SQL statement to read db view types | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_SQL_STMNT_READ_DB_VIEW_TY...more details | ||
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| GET_SQL_STMNT_READ_DIMENSIONS | Get SQL statement to read dimensions metadata | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_SQL_STMNT_READ_DIMENSIONS...more details | ||
| GET_SQL_STMNT_READ_VIEW_PROP | Get SQL statement to read view properties | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_SQL_STMNT_READ_VIEW_PROP...more details | ||
| GET_VIEW | Gets the actual table where view data is persisted on HANA | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_VIEW...more details | ||
| GET_VIEWS | Gets views | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_VIEWS...more details | ||
| GET_VIEW_PROPERTIES | Reads properties related to HANA infomation models (views) | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>GET_VIEW_PROPERTIES...more details | ||
| HANDLE_SQL_EXCEPTION | Log and ... SQL Exception | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>HANDLE_SQL_EXCEPTION...more details | ||
| LOAD_METADATA_FROM_HDB | Loads view-related metadata from HANA | Public |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>LOAD_METADATA_FROM_HDB...more details | ||
| READ_CUBES | Read cube information | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>READ_CUBES...more details | ||
| READ_DB_TYPES_FOR_TABLE | Reads the db-types of table columns from HANA | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>READ_DB_TYPES_FOR_TABLE...more details | ||
| READ_DB_TYPES_FOR_VIEW | Reads the db-types of view columns from HANA | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>READ_DB_TYPES_FOR_VIEW...more details | ||
| READ_DIMENSIONS | Read dimension information | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>READ_DIMENSIONS...more details | ||
| READ_VIEW_PROPERTIES | Reads properties related to HANA infomation models (views) | Private |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>READ_VIEW_PROPERTIES...more details | ||
| SET_COLUMN_ABAP_TYPE | Private | |
| CALL METHOD /iwhdb/cl_hai_rt_md_reader=>SET_COLUMN_ABAP_TYPE...more details | ||
/IWHDB/CL_HAI_RT_MD_READER attributes
List of attributes within class CL_ABAP_CHAR_UTILITIES. These can be referenced using the following syntax CL_ABAP_CHAR_UTILITIES=>. Although depending on where you are inserting the ABAP code you do need to check if the attribute is public or private.
| Name | Level | Description | Initial Value | Type | Visability |
| MO_SQL_WRAPPER | Instance Attribute | Wrapper for HANA (ADBC) SQL Statements | LIKE /IWHDB/CL_HAI_RT_SQL_WRAPPER | Private | |
| MT_VIEWS | Instance Attribute | View Infomation | LIKE /IWHDB/T_HAI_RT_VIEW | Private | |
| MT_VIEW_PROPS | Instance Attribute | HANA View Properties | LIKE /IWHDB/T_HAI_RT_VCOL_TYPES | Private |
/IWHDB/CL_HAI_RT_MD_READER types
TS_ATTR -TS_ELEM -
TT_ATTR -
TT_ELEM -
Links to Related Class(s)
/IWHDB/C...Full list of available SAP object classes
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