# /* ** BATCH.H -- batch file declarations. ** ** Version: ** @(#)batch.h 8.1 12/31/84 */ # define BATCHSIZE 506 /* available buffer space */ # define IDSIZE 6 /* size of file id */ struct batchbuf { char file_id[IDSIZE]; /* unique file name identifier */ char bbuf[BATCHSIZE]; /* buffer for batch storage */ }; struct si_doms { short rel_off; /* offset in primary tuple */ short tupo_off; /* offset in saved tuple-old */ short dom_size; /* width of the domain */ /* if zero then domain not used */ }; struct batchhd { char db_name[15]; /* data base name */ char rel_name[13]; /* relation name */ char userid[2]; /* ingres user code */ long num_updts; /* actual number of tuples to be updated */ short mode_up; /* type of update */ short tido_size; /* width of old_tuple_id field */ short tupo_size; /* width of old tuple */ short tupn_size; /* width of new tuple */ short tidn_size; /* width of new_tuple_id field */ short si_dcount; /* number of sec. index domains affected */ struct si_doms si[MAXDOM+1]; /* entry for each domain with sec. index */ }; short Batch_fp; /* file descriptor for batch file */ short Batch_cnt; /* number of bytes taken from the current buffer */ short Batch_dirty; /* used during update to mark a dirty page */ short Batch_lread; /* number of bytes last read in readbatch() */ short Batch_recovery; /* TRUE is this is recovery, else FALSE */ extern char *Fileset; /* unique id of batch maker */ struct batchbuf Batchbuf; struct batchhd Batchhd; # include FILE *Repl_infp; FILE *Repl_outfp; int Del_cnt; FILE *Del_infp; FILE *Del_outfp; # define MODBATCH "_SYSmod" # define MODTEMP "_SYSnewr" # define ISAM_SORTED "_SYSsort" # define ISAM_DESC "_SYSdesc" # define ISAM_SPOOL "_SYSspol" # define MOD_PREBATCH "_SYSpreb" # define BTREESEC "_SYSbsec" # define STEMP "_SYSstemp" # define REPL_IN "_SYSr_in" # define REPL_DESC "_SYSr_desc" # define REPL_OUT "_SYSr_out" # define DEL_IN "_SYSd_in" # define DEL_DESC "_SYSd_desc" # define DEL_OUT "_SYSd_out"