What is BDC?
BDC stands for Batch Data Communication. BDC is used to upload data from flat file to SAP.
What are the different methods of BDC?
- Batch input session method
- Call Transaction method
What is the t-code to display batch input sessions?
SM35
What is the t-code for transaction recorder?
SHDB
What are the function modules used to create batch input session?
| Function Module Name | Purpose |
|---|---|
| BDC_OPEN_GROUP | Used to create session |
| BDC_INSERT | Used to insert batch input data |
| BDC_CLOSE_GROUP | Used to close session. We can process the session only after is closed |
What are the parameters in BDC_OPEN_GROUP?
| Parameters | Purpose |
|---|---|
| CLIENT | Client in which session to be processed |
| GROUP | Name of the session |
| HOLDDATE | Lock date |
| KEEP | Keep session even after successful processing |
| USER | This is used to check the user authorizations to run the transactions |
What are the parameters in BDC_INSERT?
| Parameters | Purpose |
|---|---|
| TCODE | Transaction Code |
| DYNPROTAB | Contains transaction data |
What is the syntax for Call Transaction?
CALL TRANSACTION <tcode> USING <bdctab> MODE <mode> UPDATE <update> MESSAGES INTO <bdc_msg_coll>.
What are the differences between session method and call transaction method?
| Call Transaction Method | Session Method |
|---|---|
| Asynchronous processing | Synchronous processing |
| No logs will be created, so errors have to be handled explicitly | Logs will be created |
| SY-SUBRC = 0, if it is successful | SY-SUBRC will not be returned |
| Database updates are synchronous or Asynchronous | Synchronous database updates |
What is the ABAP program name to process the batch input session automatically?
RSBDCSUB