Expanded‑parcel‑header‑usage might be used to ascertain whether Teradata Database allows use of the Alternate Parcel Header before constructing a parcel in Request‑mode.
Refers to the TDP whose TDP identifier is addressed by the QEPTIDP field and has length specified by the QEPTLEN field. Since they do not apply, the QEPRQST and QEPTOKEN fields must contain binary zeroes.
Returns whether parcels greater than 65535 bytes are supported by the Teradata Database.
This item is also included in the Aggregate‑support‑list query item.
Item Code |
Mnemonic |
Response DBQEREPH (DbqerEPH for C) |
|
Field |
Value |
||
21 |
QEPIEPH |
QEREPH |
A two-byte unsigned integer containing either: '0' with mnemonic QEREPHN The maximum size of all parcels is limited to 32767 or 65535, depending on the supported setting of the Maximum‑parcel option. '1' with mnemonic QEREPHI The maximum size of the following parcel flavors may exceed 65535: 1-5, 7, 13-14, 31-32, 68-69, 71-72, 85, 102, 115-118, 120, 128-129, 140-143, 146-148, 153-154, 157-159. Note: In addition to those parcel flavors associated with a value of 1, the maximum size of the following parcel flavors may also exceed 65535: 36-38, 41, 45, 52-57, 59-61, 63-65, 73, 75, 77-79, 81, 83, 88-89, 103, 106, 114, 135, 138, 155. '2' with mnemonic QEPEPHA Note: only those flavors used by normal parcel‑mode applications are described elsewhere in this document |