SAP /SAPAPO/CL_GEN_DB_READ2 OO Class - General table reader
/SAPAPO/CL_GEN_DB_READ2 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 /SAPAPO/CL_GEN_DB_READ2 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 /SAPAPO/CL_GEN_DB_READ2 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_RANGE | Add range to selection criterias | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>ADD_RANGE...more details | ||
| CHECK_RANGE_TABLE_TYPE | Check that the given table has Range Table Type | Protected |
| CALL METHOD /sapapo/cl_gen_db_read2=>CHECK_RANGE_TABLE_TYPE...more details | ||
| CONSTRUCTOR | Constructor | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>CONSTRUCTOR...more details | ||
| CONVERT_INT_TO_EXT_TYPE | Convert internal type to external type | Protected |
| CALL METHOD /sapapo/cl_gen_db_read2=>CONVERT_INT_TO_EXT_TYPE...more details | ||
| FILTER_WITH_RANGES | Filter the result table with ranges (weren't used in SELECT) | Protected |
| CALL METHOD /sapapo/cl_gen_db_read2=>FILTER_WITH_RANGES...more details | ||
| GET_DB_FIELDS_FOR_FORALL | Get DB fields for the ForAll table | Protected |
| CALL METHOD /sapapo/cl_gen_db_read2=>GET_DB_FIELDS_FOR_FORALL...more details | ||
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| GET_RANGE | Get range table for the given field | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>GET_RANGE...more details | ||
| GET_RANGE_FIELDS | Get added field names | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>GET_RANGE_FIELDS...more details | ||
| READ_DB | Read database table | Protected |
| CALL METHOD /sapapo/cl_gen_db_read2=>READ_DB...more details | ||
| READ_TABLE | Read table with the pregiven ranges | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>READ_TABLE...more details | ||
| REMOVE_RANGE | Remove range/all ranges from selection criterias | Public |
| CALL METHOD /sapapo/cl_gen_db_read2=>REMOVE_RANGE...more details | ||
/SAPAPO/CL_GEN_DB_READ2 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 |
| GC_MAX_RANGE_LINES | Constant | Max line numbers of ranges | 600 | LIKE SY-TABIX | Public |
| MR_DB_ENTRIES | Instance Attribute | LIKE DATA | Protected | ||
| MT_DB_FIELDS | Instance Attribute | DB Table structure info | LIKE /SAPAPO/CL_GEN_ATTR_TYPES=>GTT_DB_FIELDS | Protected | |
| MT_RANGES | Instance Attribute | Field-Range link | LIKE /SAPAPO/CL_GEN_ATTR_TYPES=>GTT_RANGES | Protected | |
| MV_DB_TABLE_NAME | Instance Attribute | Table Name | LIKE TABLE_NAME | Public |
Links to Related Class(s)
/SAPAPO/...Full list of available SAP object classes
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