Category: Query
Database: DBC
View Column | Data Type | Format | Comment |
---|---|---|---|
ProcID | DECIMAL(5,0) NOT NULL | -(5)9 | Returns the process ID of the dispatcher. |
CollectTimeStamp | TIMESTAMP(6) NOT NULL | YYYY-MM-DDBHH:MI:SS.S(6) | (Prime Key) Time and date when the DBQLog cache was allocated. |
QueryID | DECIMAL(18,0) NOT NULL | --Z(17)9 | Returns a system-wide unique ID to identify the query. |
UserID | BYTE(4) NOT NULL | X(8) | Returns the ID of the user. |
UserName | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the name of the user who issued the query. |
DefaultDatabase | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the name of the current default database used in the query. |
AcctString | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Unexpanded Account String under which the user issued the query. |
ExpandAcctString | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the expanded logon string of the user. |
SessionID | INTEGER NOT NULL | --,---,---,--9 | Returns the unique identification number of the session. |
LogicalHostID | SMALLINT NOT NULL | -(5)9 | Returns a unique identifier of the logon source for the logged query. A value of zero indicates an internal session. |
RequestNum | INTEGER NOT NULL | --,---,---,--9 | Client request number for all queries. For statements within stored procedure CALL statements, the request number is the same as the CALL. |
InternalRequestNum | INTEGER NOT NULL | --,---,---,--9 | Returns the internal request number used by the Teradata Database. |
TxnUniq | BYTE(4) | X(8) | Transaction Uniq portion used with ProcId. |
LockLevel | VARCHAR(10) LATIN NOT CASESPECIFIC | X(10) | Highest level lock associated with this request. |
LogonDateTime | TIMESTAMP(6) NOT NULL | YYYY-MM-DDBHH:MI:SS.S(6) | Returns the date and time that the session was logged on. |
AcctStringTime | FLOAT | 99:99:99 | Returns the result from the &T code when the user has specified Account String Expansion (ASE). |
AcctStringHour | SMALLINT | -(5)9 | Returns the result from the &H code when the user has specified Account String Expansion (ASE). |
AcctStringDate | DATE | YY/MM/DD | Returns the result from the &D code when the user has specified Account String Expansion (ASE). |
LogonSource | CHAR(128) LATIN NOT CASESPECIFIC | X(128) | Returns the logon source string text. |
AppID | CHAR(30) UNICODE NOT CASESPECIFIC | X(30) | Returns the application ID. |
ClientID | CHAR(30) UNICODE NOT CASESPECIFIC | X(30) | Returns the client ID. |
ClientAddr | CHAR(45) LATIN NOT CASESPECIFIC | X(45) | The client address of the submitted query. |
QueryBand | VARCHAR(12304) UNICODE NOT CASESPECIFIC | X(12304) | Returns the band under which the query is submitted. |
ProfileID | BYTE(4) | X(8) | Returns the unique number assigned to the cost profile instance in the system. |
StartTime | TIMESTAMP(6) NOT NULL | YYYY-MM-DDBHH:MI:SS.S(6) | Returns the time the query is submitted. |
TDWMAdmissionTime | TIMESTAMP(6) | YYYY-MM-DDBHH:MI:SS.S(6) | The time when a request is admitted into the system by workload management(i.e., after ARM processing). |
FirstStepTime | TIMESTAMP(6) NOT NULL | YYYY-MM-DDBHH:MI:SS.S(6) | Returns the time the first step for this query is dispatched. |
FirstRespTime | TIMESTAMP(6) | YYYY-MM-DDBHH:MI:SS.S(6) | Time first response was sent to the host. |
ElapsedTime | HS | -h(4):mm:ss.s(6) | Returns the difference between first response time and start time. |
NumSteps | SMALLINT NOT NULL | ---,--9 | Returns the total number of (level 1) steps for this query. |
NumJoinSteps | SMALLINT | ---,--9 | Number of Join Steps in the request. |
NumSumSteps | SMALLINT | ---,--9 | Number of Sum steps in the request. |
NumStepswPar | SMALLINT | ---,--9 | Returns the number of (level 1) steps with parallel steps. |
MaxStepsInPar | SMALLINT | ---,--9 | Returns the maximum number of (level 2) steps done in parallel for this query. |
NumResultRows | FLOAT | ----,---,---,---,--9 | Returns the total number of rows returned for the query. |
NumResultOneMBRows | FLOAT | ----,---,---,---,--9 | The number of 1MB rows (1MB > size > 64KB) in the set of rows returned for the query. |
MaxOneMBRowSize | INTEGER | --,---,---,--9 | The actual size in bytes of the largest 1MB row in the set of rows returned for the query. |
TotalIOCount | FLOAT | ----,---,---,---,--9 | Returns the number of IOs from AMPs that were generated by the query. |
AMPCPUTime | FLOAT | ZZ,ZZZ,ZZ9.999 | The total AMP CPU time in seconds used by this query. |
ParserCPUTime | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the total parser and dispatcher CPU time in seconds used for the query. |
UtilityByteCount | BIGINT | --,---,---,---,---,---,--9 | The number of bytes transferred by client as part of FastLoad or MultiLoad job. |
UtilityRowCount | FLOAT | ----,---,---,---,--9 | Returns the number of rows loaded by FastLoad or MultiLoad. |
ErrorCode | INTEGER | --,---,---,--9 | Returns error code if the query caused a Parser syntax error. |
ErrorText | VARCHAR(1024) UNICODE NOT CASESPECIFIC | X(1024) | Returns the text from the error if ErrorCode is not 0. |
WarningOnly | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Returns warning code T for true if the error was reported while running TDWM in the warning mode, or it is not logged at all. A null is found in the field if WarningOnly is not true. |
AbortFlag | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Returns T(yes) if this query was aborted. |
CacheFlag | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | This field is blank if the query is not found in step cache. The possible values are T, G, S, and A. |
StatementType | CHAR(20) LATIN NOT CASESPECIFIC | X(20) | Statement type issued by the query. Final statement type in a multistatement request. |
StatementGroup | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the grouping for the query, whether it is a DDL, DML, or SELECT statement. For a multistatement request, this value indicates the number of different statement types in the request. |
QueryText | VARCHAR(10000) UNICODE NOT CASESPECIFIC | X(10000) | Returns the query text. The default size is 200 characters. |
NumOfActiveAMPs | INTEGER | --,---,---,--9 | Returns the number of AMPS that were active for this query. |
MaxAMPCPUTime | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the CPU time in seconds of the highest CPU utilized AMP in the query. |
MaxCPUAmpNumber | INTEGER | --,---,---,--9 | Returns the number of the AMP with the highest CPU activity. |
MinAmpCPUTime | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the CPU time in seconds of the lowest CPU utilized AMP in the step. |
MaxAmpIO | FLOAT | ----,---,---,---,--9 | (renamed from HotAmpIO) Returns the I/O count of the highest I/O utilized AMP in the step. |
MaxIOAmpNumber | INTEGER | --,---,---,--9 | Returns the number of the AMP with the highest IO usage for this step. |
MinAmpIO | FLOAT | ----,---,---,---,--9 | (renamed from LowAmpIO) Returns the I/O count of the lowest I/O utilized AMP in the query. |
SpoolUsage | BIGINT | --,---,---,---,---,---,--9 | Peak Spool usage (bytes) of any step in the query (DataCollectAlg=3). Otherwise, number of bytes used for spool in the query. |
LSN | INTEGER | --,---,---,--9 | Returns the Logon Sequence Number used for a load utility. |
EstResultRows | FLOAT | ----,---,---,---,--9 | Estimated number of rows returned by this query. |
EstProcTime | FLOAT | ZZ,ZZZ,ZZ9.999 | EstProcTime returns the estimated processing time in seconds (with .001 resolution) from the Optimizer. |
EstMaxStepTime | FLOAT | ZZ,ZZZ,ZZ9.999 | The estimated maximum step time in seconds from the optimizer. |
EstMaxRowCount | FLOAT | ----,---,---,---,--9 | Maximum of estimated row count for the steps in this query. |
TDWMEstMemUsage | FLOAT | ZZ,ZZZ,ZZ9.999 | Maximum estimated memory in MBs for largest step. |
AMPCPUTimeNorm | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the normalized AMP CPU time in seconds for co-existence systems. |
ParserCPUTimeNorm | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the normalized parser CPU time in seconds for co-existence systems. |
MaxAMPCPUTimeNorm | FLOAT | ZZ,ZZZ,ZZ9.999 | MaxAMPCPUTimeNorm returns the normalized CPU time in seconds (with .001 resolution) of the AMP with maximum CPU utilization in the query. |
MaxCPUAmpNumberNorm | INTEGER | --,---,---,--9 | Returns the number of the AMP with the highest CPU activity. |
MinAmpCPUTimeNorm | FLOAT | ZZ,ZZZ,ZZ9.999 | MinAmpCPUTimeNorm returns the normalized CPU Time in seconds (with .001 resolution) of the AMP with minimum CPU utilization in the query. |
ParserExpReq | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the number of seconds the parser waited on an express request. |
ProxyUser | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the name of the proxy user. |
ProxyRole | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | The proxy role utilized for the query. |
SessionTemporalQualifier | VARCHAR(1024) LATIN NOT CASESPECIFIC | X(1024) | DBC.QryLogV.SessionTemporalQualifier records the session temporal qualifier for the session apart from the SQL Stored |
CalendarName | VARCHAR(128) UNICODE NOT CASESPECIFIC NOT NULL | X(128) | DBC.QryLogV.CalendarName records the Calendar Name set for the session |
CPUDecayLevel | SMALLINT | ---,--9 | Contains most severe decay level reached for CPU usage on any one node. |
IODecayLevel | SMALLINT | ---,--9 | Contains most severe decay level reached for IO usage on any one node. |
TacticalCPUException | INTEGER | --,---,---,--9 | The total number of nodes that had CPU exception. |
TacticalIOException | INTEGER | --,---,---,--9 | The total number of nodes that had IO exception. |
SeqRespTime | FLOAT | ZZ,ZZZ,ZZ9.999 | Contains sum of the response time of all steps as if they had been executed sequentially in units of seconds. |
ReqIOKB | FLOAT | ZZ,ZZZ,ZZ9.999 | Total logical IO usage in kilobytes for the request. |
ReqPhysIO | FLOAT | ZZ,ZZZ,ZZ9.999 | Number of physical IOs for the request. |
ReqPhysIOKB | FLOAT | ZZ,ZZZ,ZZ9.999 | Total physical IO usage in kilobytes for the request. |
DataCollectAlg | BYTEINT | -(3)9 | Returns CPU/IO collection algorithm used by DBQL. Possible values include: 1- Classic Algo |
CallNestingLevel | BYTEINT | -(3)9 | The level of nesting when the request is running in stored procedure. |
NumRequestCtx | BYTEINT | -(3)9 | Number of request contexts associated with the session. |
KeepFlag | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | This is a flag with value (Y) or (N) indicating that the response parcel should be kept until the client responds that it no longer needs it. |
QueryRedriven | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | This is a flag with value (Y) or (N) to indicate if the query was re-driven. |
ReDriveKind | CHAR(10) LATIN NOT CASESPECIFIC | X(10) | Contains the type of reset protection with which the query was re-driven. (MN)-Memory Non-fallback responses, (DF)-Dictionary table Fallback responses, (DN)-Dictionary Table Non-fallback responses. |
LastRespTime | TIMESTAMP(6) | YYYY-MM-DDBHH:MI:SS.S(6) | End of the request, end of the host/client response phase where applicable (DataCollectAlg=3). |
DisCPUTime | FLOAT | ----,---,---,---,--9.999 | The CPU time used in the dispatcher by this query (seconds). |
Statements | INTEGER | --,---,---,--9 | Number of statements in the request. |
DisCPUTimeNorm | FLOAT | ----,---,---,---,--9.999 | The Normalized CPU time used in the dispatcher by this query (seconds). |
TxnMode | CHAR(10) LATIN NOT CASESPECIFIC | X(10) | Transaction mode of this query (ANSI, BTET). |
RequestMode | CHAR(5) LATIN NOT CASESPECIFIC | X(5) | Request mode of this query: Prep - only prepare query; PrepS - only prepare query, parameterized SQL; Exec - execute the query; Both - Prepare and Execute query. |
DBQLStatus | INTEGER | --,---,---,--9 | Internal DBQL logging status. Zero indicates no status conditions (DataCollectAlg=3). |
NumFragments | INTEGER | --,---,---,--9 | The number of fragments in a IPE plan execution of request. |
VHLogicalIO | FLOAT | ----,---,---,---,--9.999 | Total number of Very Hot logical I/Os for the whole request. |
VHPhysIO | FLOAT | ----,---,---,---,--9.999 | Total number of Very Hot Physical I/Os for the whole request. |
VHLogicalIOKB | FLOAT | ----,---,---,---,--9.999 | Total Very Hot logical I/Os in kilobytes for the whole request. |
VHPhysIOKB | FLOAT | ----,---,---,---,--9.999 | Total Very Hot Physical I/Os in kilobytes for the whole request. |
LockDelay | FLOAT | ----,---,---,---,--9.999 | Maximum wait time to get a lock on object in centi-seconds. |
CheckpointNum | FLOAT | ----,---,---,---,--9 | Checkpoint interval number for MLOADX. |
UnityTime | FLOAT | ----,---,---,---,--9.999 | Time in seconds the stored procedure request was being processed by Unity. |
UtilityInfoAvailable | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Indication if a request also has utility information available in the DBQLUtilityTbl table. |
UnitySQL | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Y - indicates Unity requested the SQL be modified. This will be set when Unity asks for Unity transaction table to be updated. |
ThrottleBypassed | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Returns whether the request was only allowed to run due to the throttlebypass feature of TDWM. |
FlexThrottle | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Flag 'T' indicates this query was released from the TDWM delay queue due to the Flex Throttle feature. |
IterationCount | INTEGER | --,---,---,--9 | Iteration count for data parcel associated with a request. |
TTGranularity | VARCHAR(30) UNICODE NOT CASESPECIFIC NOT NULL | X(30) | Records the Transaction Time Granularity Name set for the session |
MaxStepMemory | FLOAT | ----,---,---,---,--9.999 | The maximum memory in MBs used by any one step in the request. |
TotalServerByteCount | BIGINT | --,---,---,---,---,---,--9 | Total bytes sent and received from the foreign server. |
PersistentSpool | BIGINT | --,---,---,---,---,---,--9 | Persistent part of SpoolUsage. |
RemoteQuery | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Flag 'T' indicates a remote query has been submitted. |
ProxyUserID | BYTE(4) | X(8) | Returns the internal ID of the proxy user if the proxy user is a permanent user. |
DelayTime | FLOAT | ZZ,ZZZ,ZZ9.999 | Returns the number of seconds the query was delayed by Workload Management. |
TDWMRuleID | INTEGER | --,---,---,--9 | Returns rule identifier of the query. |
MinRespHoldTime | FLOAT | Z,ZZ9.9 | Seconds response was held to meet the minimum response time. |
TotalFirstRespTime | FLOAT | ZZ,ZZZ,ZZ9.999 | DelayTime + Execution Time + MinRespHoldTime. (in seconds) |
ParamQuery | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Flag 'T' indicates the query is parameterized. |
ProfileName | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the name of the profile, if any, under which the user submitted the query. |
WDName | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | Returns the workload definition (WD) name assigned to the query. |
MaxNumMapAMPs | INTEGER | --,---,---,--9 | Returns the number of AMPs in the largest contiguous map used by the request. |
MinNumMapAMPs | INTEGER | --,---,---,--9 | The number of AMPs in the smallest contiguous map used by this request. |
SysDefNumMapAMPs | INTEGER | --,---,---,--9 | Number of AMPs in the system-default map. |
UsedIota | FLOAT | ZZ,ZZZ,ZZ9.999 | Return IO Tokens used by the requests. |
ImpactSpool | BIGINT | -(19)9 | System level spool impact by the request |
AutoDBAData | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Values indicate if the request contains AutoDBA Data. |
UAFName | CHAR(10) LATIN NOT CASESPECIFIC | X(10) | Name of an Analytic Function being executed by EXECUTE FUNCTION. The default is NULL. |
UnityQueryType | BYTEINT | -(3)9 | Indicates if it is a replayed SQL or CDA. |
DefaultDBCacheUsed | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | Value of 'T' indicating that default DB part of the step cache used, 'F' otherwise. NULL if request not cached. |
ReqAWTTime | FLOAT | ----,---,---,---,--9.999 | Returns AWT elapsed time in seconds for the request. |
MaxReqAwtTime | FLOAT | ----,---,---,---,--9.999 | Returns Max AWT elapsed time in seconds for the request. |
MaxReqAWTTimeAmpNum | INTEGER | --,---,---,--9 | Returns AMP number that had max AWTTime for the request. |
MinReqAWTTime | FLOAT | ----,---,---,---,--9.999 | Returns Min AWT elapsed time in seconds for the request. |
UDFVMData | FLOAT | ----,---,---,---,--9.999 | UDF Virtual memory data size for the request. |
UDFVMPeak | FLOAT | ----,---,---,---,--9.999 | UDF Virtual memory peak for the request. |
TotalUDFMemUsage | FLOAT | ----,---,---,---,--9.999 | Total memory in bytes used by UDF for the request. |
MaxReqUDFMemUsage | FLOAT | ----,---,---,---,--9.999 | Max memory in bytes used by UDF for the request. |
MaxReqUDFMemUsageAmpNum | INTEGER | --,---,---,--9 | AMP number that had max memory used by UDF for this request. |
PGRCTimeToGetPlan | FLOAT | ----,---,---,---,--9.999 | Time taken for communication between Cache Management Threads and session Thread to get plan from target PE when Partitioned Global Request Cache feature is ON. |
PGRCTgtPENum | SMALLINT | ---,--9 | Returns the target PE number which holds the PSTEPS for this request when PGRC feature is ON. |
NosRecordsReturned | BIGINT | --,---,---,---,---,---,--9 | Number of records returned by a Native Object Store request. |
NosRecordsSkipped | BIGINT | --,---,---,---,---,---,--9 | Number of records skipped by a Native Object Store request. |
NosPhysReadIO | BIGINT | --,---,---,---,---,---,--9 | Total physical read IOs for Native Object Store files. |
NosPhysReadIOKB | FLOAT | ----,---,---,---,--9.999 | Total KB of physical read IOs for Native Object Store files. |
NosRecordsReturnedKB | FLOAT | ----,---,---,---,--9.999 | Total KB of records returned for Native Object Store files. |
NosTotalIOWaitTime | FLOAT | ----,---,---,---,--9.999 | Total of the Native Object Store IO wait time in seconds for the request. |
NosMaxIOWaitTime | FLOAT | ----,---,---,---,--9.999 | Max Native Object Store IO wait time for the request. Units in seconds. |
NosCPUTime | FLOAT | ----,---,---,---,--9.999 | CPU time in seconds for reading Native Object Store files for the request. |
NosTables | INTEGER | --,---,---,--9 | Total number of Native Object Store tables accessed in the request. |
NosFiles | INTEGER | --,---,---,--9 | Numbers of Native Object Store file reads were attempted on by this request. |
NosFilesSkipped | INTEGER | --,---,---,--9 | Number of Native Object Store files that were skipped. |
StepCacheHash | INTEGER | --Z(17)9 | Step cache hash value of this request if cached, NULL otherwise. |
ResponseTimeMet | CHAR(1) LATIN NOT CASESPECIFIC | X(1) | 'T' if the query met the service level goal of the workload definition. |
TDWMMSRCount | INTEGER | --,---,---,--9 | The number of statements excluding BT, ET, Commit, Macros, Materialized Tmp Tables and Null statements in the Request. |
DeferTime | FLOAT | ----,---,---,---,--9.999 | The number of seconds a query was deferred by workload management due to ARM rules. |
DeferRuleID | INTEGER | --,---,---,--9 | TDWM Rule ID of one of the ARM rules which caused this request to be deferred. |
StmtDMLRowCount | JSON | X(128) | Returns the row count for DML(Insert or Update or Delete) statements. |
UnityQueryForeignInfo | VARCHAR(128) UNICODE NOT CASESPECIFIC | X(128) | UnityForeignQueryID and UnityForeignSystemID |
NosPhysWriteIO | BIGINT | --,---,---,---,---,---,--9 | Total physical write IOs for Native Object Store files for this request. |
NosPhysWriteIOKB | FLOAT | ----,---,---,---,--9 | Total KB of physical write IOs for Native Object Store files for this request. |
NosFilesWritten | INTEGER | --,---,---,--9 | Number of file writes attempted by Native Object Store in this request. |