176 lines
4.6 KiB
C
176 lines
4.6 KiB
C
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#define cpgDatabaseMin 256
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#define cpgDatabaseMax (1UL << 19)
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#define pgnoSystemRoot ((PGNO) 1)
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#define itagSystemRoot 0
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#define szOn "on"
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#define szSystem "system"
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#define szTempDir "temp\\"
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#define szBakExt ".bak"
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#define szPatExt ".pat"
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#define szLogExt ".log"
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#define szChkExt ".chk"
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#define szRestoreMap "restore.map"
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#define lGenerationMax 0x100000
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#define szAtomicNew "new"
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#define szAtomicOld "old"
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#define szLogRes1 "res1"
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#define szLogRes2 "res2"
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/* number of pages of system root FDP primary extent
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/**/
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#define cpgSystemPrimary ((CPG) 1)
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/* discontinuity measurement unit
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/**/
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#define cpgDiscont 16
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/* default density
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/**/
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#define ulFILEDefaultDensity 80 // 80% density
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#define ulFILEDensityLeast 20 // 20% density
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#define ulFILEDensityMost 100 // 100% density
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#define dbidTemp ((DBID) 0)
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#define dbidMin ((DBID) 0)
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#define dbidUserLeast ((DBID) 1)
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#define dbidMax ((DBID) 7)
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/* number of buffer hash table entries
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/* should be prime
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/**/
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#ifdef DAYTONA
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#define ipbfMax 2047
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#else
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#define ipbfMax 16383
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#endif
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/* vertical split threshold
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/**/
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#define cbVSplitThreshold 400
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/* Engine OBJIDs:
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/*
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/* 0..0x10000000 reserved for engine use, divided as follows:
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/*
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/* 0x00000000..0x0000FFFF reserved for TBLIDs under RED
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/* 0x00000000..0x0EFFFFFF reserved for TBLIDs under BLUE
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/* 0x0F000000..0x0FFFFFFF reserved for container IDs
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/* 0x10000000 reserved for ObjectId of DbObject
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/*
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/* Client OBJIDs begin at 0x10000001 and go up from there.
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/**/
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#define objidNil ((OBJID) 0x00000000)
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#define objidRoot ((OBJID) 0x0F000000)
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#define objidTblContainer ((OBJID) 0x0F000001)
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#define objidDbContainer ((OBJID) 0x0F000002)
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#define objidDbObject ((OBJID) 0x10000000)
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#define szVerbose "BLUEVERBOSE"
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#define szNull ""
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/* transaction level limits
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/**/
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#define levelMax ((LEVEL)10) // all level < 10
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#define levelMost ((LEVEL)9) // max for engine
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#define levelUserMost ((LEVEL)7) // max for user
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#define levelMin ((LEVEL)0)
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/* Start and max waiting period for WaitTillOldest
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/**/
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#define ulStartTimeOutPeriod 20
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#define ulMaxTimeOutPeriod 6000 /* 6 seconds */
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/* default resource allocation
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/**/
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#define cdabDefault 100
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#define cbucketLowerThreshold 1
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#define cpageDbExtensionDefault 16
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#define cpageSEDefault 16
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#define ulThresholdLowDefault 20
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#define ulThresholdHighDefault 80
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#define cBufGenAgeDefault 2
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#define cpibDefault 128
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#define cfucbDefault 1024
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#define cfcbDefault 300
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#define cscbDefault 20
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#define cidbDefault (cfcbDefault+cscbDefault)
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#define cbfDefault 512
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#define csecLogBufferDefault 20
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#define csecLogFileSizeDefault 5120
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#define csecLogFlushThresholdDefault 10
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#define cbucketDefault 64
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#define lWaitLogFlushDefault 0
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#define lLogFlushPeriodDefault 45
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#define lLGCheckpointPeriodDefault 1024
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#define lLGWaitingUserMaxDefault 3
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#define lPageFragmentDefault 8
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#define lBufLRUKCorrelationIntervalDefault 0
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#define lBufBatchIOMaxDefault 64
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#define lPageReadAheadMaxDefault 20
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#define lAsynchIOMaxDefault 64
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#define cpageTempDBMinDefault 0
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/* minimum resource settings are defined below:
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/**/
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#define lMaxBuffersMin 50
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#define lAsynchIOMaxMin 8
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#define lLogBufferMin csecLogBufferDefault
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#define lLogFileSizeMin 64
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/* resource relationships for derived resources
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/**/
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#define lCSRPerFUCB 2
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/* system resource requirements
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/**/
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#define cpibSystem 4 // bm cleanup, backup, ver, Sync OLC
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#define cbucketSystem 2
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/* vertical split minimum in non-FDP page
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/**/
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#define cbVSplitMin 100
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/* code page constants
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/**/
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#define usUniCodePage 1200 /* code page for Unicode strings */
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#define usEnglishCodePage 1252 /* code page for English */
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/* langid and country defaults
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/**/
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#define langidDefault 0x0409
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#define countryDefault 1
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/* length of modified page list
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/**/
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#define cmpeMax 8192
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/* idle processing constants
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/**/
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#define icallIdleBMCleanMax cmpeMax
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/* wait time for latch/crit conflicts
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/**/
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#define cmsecWaitGeneric 100
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#define cmsecWaitWriteLatch 10
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#define cmsecWaitLogFlush 1
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#define cmsecWaitIOComplete 10
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/* initial thread stack sizes
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/**/
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#define cbIOStack 4096
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#define cbBMCleanStack 4096
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#define cbRCECleanStack 4096
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#define cbBFCleanStack 8192
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#define cbFlushLogStack 16384
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/* preread start threshold. this is the number of reads in the same
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/* direction before we start prereading
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/**/
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#define cbPrereadThresh 16000
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#define lPrereadMost 64
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