Query output block header

This example illustrates the general format of the output from a Query request. The sample DSECT that follows this figure describes in detail the fields of the storage blocks and their relationship to each other.

Figure 1. General format of the query output request
begin figure description. This figure is described in the surrounding text and the table that follows it. end figure description.

For STARTDBRC, SSID is the optionally specified subsystem ID. For STOPDBRC, SSID is the subsystem ID that is specified on the STARTDBRC request.

DSPAPQHD - QUERY output block header

  OFFSET   OFFSET
 DECIMAL   	 HEX  		TYPE        	 LENGTH   NAME (DIM)          DESCRIPTION
======== 	======== 		========= 	 ========   ==============    	===============================
       0       (0) 		STRUCTURE          32   DSPAPQHD
       0       (0) 		CHARACTER           8    APQHD_EYECATCHER   Output area eyecatcher
       8       (8) 		SIGNED              4    APQHD_LENGTH       Block length, hdr + data
      12       (C) 		SIGNED              2    APQHD_BLKTYPE      Block type
      14       (E) 		UNSIGNED            2    *                  Reserved
      15       (F)    UNSIGNED            1    APQHD_SUBPOOL      Subpool ID
      16      (10)    ADDRESS             4    APQHD_DEPPTR       Ptr to block dependent
      20      (14)    ADDRESS             4    APQHD_NEXTPTR      Ptr to next block of the same type
      24      (18)    UNSIGNED            4    APQHD_BLKOFFSET    Offset to block data
      28      (1C)    SIGNED              4    APQHD_VERSION      Version of output block