The following tables show the mapping of the different keywords
used when creating a logical RMS database in a CDO dictionary.
Table 4-1 Mapping of Keywords to Symbolic Field Offsets
Keyword Symbolic Field Offset
Area Properties
ALLOCATE XAB$L_ALQ
ANY_CYLINDER XAB$V_ONC
BEST_TRY_CONTIGUOUS XAB$V_CBT
BUCKET_SIZE XAB$B_BKZ
CONTIGUOUS XAB$V_CTG
EXACT_POSITIONING XAB$V_HRD
EXTENSION XAB$W_DEQ
POSITION XAB$B_ALN
VOLUME XAB$W_VOL
File Access Block Properties
ACCESS FAB$B_FAC
BLOCK_SPAN FAB$V_BLK
CARRIAGE_CONTROL FAB$B_RAT
CHANNEL_ACCESS_MODE FAB$V_CHAN_MODE
CONTROL_FIELD_SIZE FAB$B_FSZ
EXTENSION FAB$W_DEQ
FAC FAB$B_FAC
FORMAT FAB$B_RFM
LOGICAL_NAME_MODE FAB$V_LNM_MODE
SHARING FAB$B_SHR
WINDOW_SIZE FAB$B_RTV
File Definition Properties
ALLOCATION FAB$L_ALQ
BUCKET_SIZE FAB$B_BKS
FILE_PROCESSING_OPTIONS FAB$L_FOP
FOP FAB$L_FOP
GLOBAL_BUFFER_COUNT FAB$W_GBC
MAX_RECORD_NUMBER FAB$L_MRN
MAX_RECORD_SIZE FAB$W_MRS
MT_BLOCK_SIZE FAB$W_BLS
ORGANIZATION FAB$B_ORG
Key Properties
ASCENDING XAB$B_DTP
CHANGES XAB$V_CHG
DATA_AREA XAB$B_DAN
DATA_FILL XAB$W_DFL
DATA_KEY_COMPRESSION XAB$V_KEY_NCMPR
DATA_RECORD_COMPRESSION XAB$V_DAT_NCMPR
DESCENDING XAB$B_DTP
DUPLICATES XAB$V_DUP
INDEX_AREA XAB$B_IAN
INDEX_COMPRESSION XAB$V_IDX_NCMPR
INDEX_FILL XAB$W_IFL
LEVEL1_INDEX_AREA XAB$B_LAN
NODATA_KEY_COMPRESSION XAB$V_KEY_NCMPR
NODATA_RECORD_COMPRESSION XAB$V_DAT_NCMPR
NOINDEX_COMPRESSION XAB$V_IDX_NCMPR
NULL_KEY XAB$V_NUL
NULL_VALUE XAB$B_NUL
PROLOG XAB$B_PROLOG
Mapping of Keywords to Symbolic Constants shows the mapping of
keywords to symbolic constants.
Table 4-2 Mapping of Keywords to Symbolic Constants
Symbolic
Keyword Constant Constant Type
Access Mode
EXECUTIVE PSL$C_EXEC FAB$V_CHAN_MODE
NONE (default) 0 FAB$V_CHAN_MODE
SUPER PSL$C_SUPER FAB$V_CHAN_MODE
USER PSL$C_USER FAB$V_CHAN_MODE
File Access Control
BLOCK_IO FAB$V_BIO FAB$B_FAC
DELETE FAB$V_DEL FAB$B_FAC
GET FAB$V_GET FAB$B_FAC
PUT FAB$V_PUT FAB$B_FAC
RECORD_IO FAB$V_BRO FAB$B_FAC
TRUNCATE FAB$V_TRN FAB$B_FAC
UPDATE FAB$V_UPD FAB$B_FAC
File Organization
INDEXED FAB$C_INX FAB$B_ORG
RELATIVE FAB$C_REL FAB$B_ORG
SEQUENTIAL FAB$C_SEQ FAB$B_ORG
(default)
Position Type
CYLINDER XAB$C_CYL XAB$B_ALN
FILE_ID XAB$C_RFI XAB$B_ALN
LOGICAL XAB$C_LBN XAB$B_ALN
NONE (default) XAB$C_ANY XAB$B_ALN
VIRTUAL XAB$C_VBN XAB$B_ALN
Record Format
FIXED FAB$C_FIX FAB$B_RFM
STREAM FAB$C_STM FAB$B_RFM
STREAM_CR FAB$C_STMCR FAB$B_RFM
STREAM_LF FAB$C_STMLF FAB$B_RFM
UNDEFINED FAB$C_UDF FAB$B_RFM
VARIABLE FAB$C_VAR FAB$B_RFM
VFC FAB$C_VFC FAB$B_RFM
Mapping of Keywords to Symbolic Bit Offsets shows the mapping of
keywords to symbolic bit offsets.
Table 4-3 Mapping of Keywords to Symbolic Bit Offsets
Symbolic Bit
Keyword Offset Symbolic Bit Offset Type
Carriage Control Options
CARRIAGE_RETURN FAB$V_CR FAB$B_RAT
(default)
FORTRAN FAB$V_FTN FAB$B_RAT
PRINT FAB$V_PRN FAB$B_RAT
File Processing Options-Allocation and Extension
BEST_TRY_ FAB$V_CBT RMS
CONTIGUOUS
CONTIGUOUS FAB$V_CTG RMS
TRUNCATE_ON_CLOSE FAB$V_TEF RMS
File Processing Options-Disposition
DELETE_ON_CLOSE FAB$V_DLT RMS
PRINT_ON_CLOSE FAB$V_SPL RMS
SUBMIT_ON_CLOSE FAB$V_SCF RMS
TEMPORARY FAB$V_TMD RMS
NO_DIRECTORY_ FAB$V_TMP RMS
ENTRY
File Processing Options-Name Parsing Modifiers
CREATE_IF FAB$V_CIF RMS
MAXIMIZE_VERSION FAB$V_MXV RMS
SUPERSEDE FAB$V_SUP RMS
File Processing Options-Magnetic Tape
MT_NOT_EOF FAB$V_NEF RMS
MT_CURRENT_ FAB$V_POS RMS
POSITION
MT_CLOSE_REWIND FAB$V_RWC RMS
MT_OPEN_REWIND FAB$V_RWO RMS
File Processing Options-Nonstandard
NON_FILE_ FAB$V_NFS RMS
STRUCTURED
USER_FILE_OPEN FAB$V_UFO RMS
File Processing Options-Performance
DEFERRED_WRITE FAB$V_DFW RMS
SEQUENTIAL_ONLY FAB$V_SQO RMS
File Processing Options-Reliability
READ_CHECK FAB$V_RCK RMS
WRITE_CHECK FAB$V_WCK RMS
Share Options
DELETE FAB$V_SHRDEL FAB$B_SHR
GET FAB$V_SHRGET FAB$B_SHR
MULTISTREAM FAB$V_MSE FAB$B_SHR
PROHIBIT FAB$V_NIL FAB$B_SHR
PUT FAB$V_SHRPUT FAB$B_SHR
UPDATE FAB$V_SHRUPD FAB$B_SHR
USER_INTERLOCK FAB$V_UPI FAB$B_SHR
Mapping of CDO Area Properties to RMS Symbolic Field Offsets
and Mapping of CDO Position Type Options to XAB$B_ALN Symbolic
Constants show the mapping of area properties keywords to
symbolic field offsets and constants.
Table 4-4 Mapping of CDO Area Properties to RMS Symbolic Field
Offsets
CDO Property RMS Symbolic Field Offset
ALLOCATE XAB$L_ALQ
ANY_CYLINDER XAB$V_ONC
BEST_TRY_CONTIGUOUS XAB$V_CBT
BUCKET_SIZE XAB$B_BKZ
CONTIGUOUS XAB$V_CTG
EXACT_POSITIONING XAB$V_HRD
EXTENSION XAB$W_DEQ
POSITION XAB$B_ALN
VOLUME XAB$W_VOL
Table 4-5 Mapping of CDO Position Type Options to XAB$B_ALN
Symbolic Constants
CDO Option Symbolic Constant
CYLINDER XAB$C_CYL
FILE_ID XAB$C_RFI
LOGICAL XAB$C_LBN
NONE (default) XAB$C_ANY
VIRTUAL XAB$C_VBN
Mapping of CDO Key Properties to RMS Symbolic Field Offsets
shows the mapping of key properties keywords to symbolic field
offsets.
Table 4-6 Mapping of CDO Key Properties to RMS Symbolic Field
Offsets
CDO Property RMS Symbolic Field Offset
ASCENDING XAB$B_DTP
DESCENDING XAB$B_DTP
DUPLICATES XAB$V_DUP
CHANGES XAB$V_CHG
NULL_KEY XAB$V_NUL
NULL_VALUE XAB$B_NUL
DATA_AREA XAB$B_DAN
DATA_FILL XAB$W_DFL
DATA_KEY_COMPRESSION XAB$V_KEY_NCMPR
DATA_RECORD_COMPRESSION XAB$V_DAT_NCMPR
INDEX_AREA XAB$B_IAN
INDEX_COMPRESSION XAB$V_IDX_NCMPR
INDEX_FILL XAB$W_IFL
LEVEL1_INDEX_AREA XAB$B_LAN
NODATA_KEY_COMPRESSION XAB$V_KEY_NCMPR
NODATA_RECORD_COMPRESSION XAB$V_DAT_NCMPR
NOINDEX_COMPRESSION XAB$V_IDX_NCMPR
PROLOG XAB$B_PROLOG