Request Length
Request Length is a four byte field that is the length (in bytes) of the request string.
In this language... |
The variable name for Request Length is... |
COBOL |
DBCAREA‑REQ‑LEN |
PL/I |
REQ_LEN |
C |
req_len |
IBM Assembler |
DBRIRQL |
This routine... |
Does this for Request Length... |
DBCHINI |
writes |
DBCHCL |
reads (IRQ; CMD; IWPF; CRQ) |
Request Length is used by... |
To... |
applications |
write. |
When Request Mode is set to... |
Then... |
B |
CLIv2 does not validate the length further |
P |
If the maximum parcel is set to O, the maximum value is approximately 32763. If the maximum parcel is set to H, the maximum value is approximately 65531. |
The actual maximum may vary slightly with the version of the Teradata Database being used, but may be obtained using the DBCHQE CLIv2-limits query.
When sending segments of a stored procedure (refer to Chapter 17: “Stored Procedures” for details), the actual maximum may vary slightly with the version of the Teradata Database being used; the value may be obtained using the DBCHQE CLIv2-limits query (or the deprecated Maximum‑segment‑size query).
When using the Continue‑request function, the total size of a large object may be obtained using the DBCHQE SQL‑limits query.