OracleStreamingChangeEventSourceMetricsMXBean (Debezium Connector for Oracle 1.5.4.Final API)

All Superinterfaces:

ChangeEventSourceMetricsMXBean, StreamingChangeEventSourceMetricsMXBean

All Known Implementing Classes:

OracleStreamingChangeEventSourceMetrics
```
public interface OracleStreamingChangeEventSourceMetricsMXBean
extends StreamingChangeEventSourceMetricsMXBean
```
The JMX exposed interface for Oracle streaming metrics.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`changeBatchSize(boolean increment)`
`void`	`changeSleepingTime(boolean increment)` change sleeping time
`Set<String>`	`getAbandonedTransactionIds()`
`long`	`getAverageBatchProcessingThroughput()` This represents the average number of entries processed per second from LogMiner sessions.
`int`	`getBatchSize()` Maximum number of entries in LogMiner view to fetch.
`String`	`getCommittedScn()`
`long`	`getCommitThroughput()`
`String[]`	`getCurrentRedoLogFileName()`
`String`	`getCurrentScn()`
`int`	`getErrorCount()`
`long`	`getFetchingQueryCount()` LogMiner view query returns number of captured DML , Commit and Rollback.
`int`	`getHoursToKeepTransactionInBuffer()`
`long`	`getLagFromSourceInMilliseconds()` Lag can temporarily be inaccurate on DST changes.
`long`	`getLastBatchProcessingThroughput()` This represents the number of entries processed per second in the last LogMiner session.
`long`	`getLastBatchProcessingTimeInMilliseconds()`
`int`	`getLastCapturedDmlCount()`
`long`	`getLastCommitDurationInMilliseconds()`
`Long`	`getLastDurationOfFetchQueryInMilliseconds()` LogMiner view query returns number of captured DML , Commit and Rollback.
`long`	`getLastMiningSessionStartTimeInMilliseconds()`
`long`	`getMaxBatchProcessingThroughput()` This represents the maximum number of entries processed per second from LogMiner sessions.
`long`	`getMaxBatchProcessingTimeInMilliseconds()`
`Long`	`getMaxCapturedDmlInBatch()`
`long`	`getMaxCommitDurationInMilliseconds()`
`Long`	`getMaxDurationOfFetchQueryInMilliseconds()`
`long`	`getMaximumMinedLogCount()`
`long`	`getMaxLagFromSourceInMilliseconds()`
`long`	`getMaxMiningSessionStartTimeInMilliseconds()`
`long`	`getMillisecondToSleepBetweenMiningQuery()`
`long`	`getMinBatchProcessingTimeInMilliseconds()`
`long`	`getMinimumMinedLogCount()`
`long`	`getMinLagFromSourceInMilliseconds()`
`long`	`getNetworkConnectionProblemsCounter()`
`long`	`getNumberOfActiveTransactions()`
`long`	`getNumberOfCommittedTransactions()`
`long`	`getNumberOfRolledBackTransactions()`
`String`	`getOffsetScn()`
`String`	`getOldestScn()`
`boolean`	`getRecordMiningHistory()` this flag indicates whether log mining is being recorded by `HistoryRecorder`
`String[]`	`getRedoLogStatus()` Exposes states of redo logs: current, active, inactive, unused ...
`long`	`getRegisteredDmlCount()`
`Set<String>`	`getRolledBackTransactionIds()`
`int`	`getScnFreezeCount()`
`int`	`getSwitchCounter()` fetches counter of redo switches for the last day.
`long`	`getTotalCapturedDmlCount()`
`long`	`getTotalMiningSessionStartTimeInMilliseconds()`
`long`	`getTotalParseTimeInMilliseconds()`
`long`	`getTotalProcessedRows()`
`long`	`getTotalProcessingTimeInMilliseconds()`
`long`	`getTotalResultSetNextTimeInMilliseconds()`
`int`	`getWarningCount()`
`void`	`reset()` Resets metrics.
`void`	`setBatchSize(int size)` this gives ability to manipulate number of entries in LogMiner view to fetch.
`void`	`setMillisecondToSleepBetweenMiningQuery(long milliseconds)` sets number of milliseconds for connector to sleep before fetching another batch from the LogMiner view

Methods inherited from interface io.debezium.pipeline.metrics.StreamingChangeEventSourceMetricsMXBean
getLastTransactionId, getMilliSecondsBehindSource, getSourceEventPosition, isConnected

Methods inherited from interface io.debezium.pipeline.metrics.ChangeEventSourceMetricsMXBean
getCurrentQueueSizeInBytes, getLastEvent, getMaxQueueSizeInBytes, getMilliSecondsSinceLastEvent, getMonitoredTables, getNumberOfErroneousEvents, getNumberOfEventsFiltered, getQueueRemainingCapacity, getQueueTotalCapacity, getTotalNumberOfEventsSeen

- Method Detail
  - getCurrentScn
```
String getCurrentScn()
```
    Returns:
    
    the current system change number of the database
  - getCurrentRedoLogFileName
```
String[] getCurrentRedoLogFileName()
```
    Returns:
    
    array of current filenames to be used by the mining session.
  - getMinimumMinedLogCount
```
long getMinimumMinedLogCount()
```
    Returns:
    
    the minimum number of logs used by a mining session
  - getMaximumMinedLogCount
```
long getMaximumMinedLogCount()
```
    Returns:
    
    the maximum number of logs used by a mining session
  - getRedoLogStatus
```
String[] getRedoLogStatus()
```
    Exposes states of redo logs: current, active, inactive, unused ...
    
    Returns:
    
    array of: (redo log name | status) elements
  - getSwitchCounter
```
int getSwitchCounter()
```
    fetches counter of redo switches for the last day. If this number is high , like once in 3 minutes, the troubleshooting on the database level is required.
    
    Returns:
    
    counter
  - getTotalCapturedDmlCount
```
long getTotalCapturedDmlCount()
```
    Returns:
    
    number of captured DML since the connector is up
  - getMaxDurationOfFetchQueryInMilliseconds
```
Long getMaxDurationOfFetchQueryInMilliseconds()
```
    Returns:
    
    average duration of LogMiner view query
  - getLastDurationOfFetchQueryInMilliseconds
```
Long getLastDurationOfFetchQueryInMilliseconds()
```
    LogMiner view query returns number of captured DML , Commit and Rollback. This is what we call a batch.
    
    Returns:
    
    duration of the last batch fetching
  - getFetchingQueryCount
```
long getFetchingQueryCount()
```
    LogMiner view query returns number of captured DML , Commit and Rollback. This is what we call a batch.
    
    Returns:
    
    number of all processed batches
  - getMaxCapturedDmlInBatch
```
Long getMaxCapturedDmlInBatch()
```
    Returns:
    
    max number of DML captured during connector start time
  - getLastBatchProcessingTimeInMilliseconds
```
long getLastBatchProcessingTimeInMilliseconds()
```
    Returns:
    
    time of processing the last captured batch
  - getLastCapturedDmlCount
```
int getLastCapturedDmlCount()
```
    Returns:
    
    number of captured DL during last mining session
  - getBatchSize
```
int getBatchSize()
```
    Maximum number of entries in LogMiner view to fetch. This is used to set the diapason of the SCN in mining query. If difference between "start SCN" and "end SCN" to mine exceeds this limit, end SCN will be set to "start SCN" + batchSize
    
    Returns:
    
    the limit
  - setBatchSize
```
void setBatchSize(int size)
```
    this gives ability to manipulate number of entries in LogMiner view to fetch. It has limits to prevent abnormal values
    
    Parameters:
    
    size - limit
  - getMillisecondToSleepBetweenMiningQuery
```
long getMillisecondToSleepBetweenMiningQuery()
```
    Returns:
    
    number of milliseconds for connector to sleep before fetching another batch from the LogMiner view
  - setMillisecondToSleepBetweenMiningQuery
```
void setMillisecondToSleepBetweenMiningQuery(long milliseconds)
```
    sets number of milliseconds for connector to sleep before fetching another batch from the LogMiner view
    
    Parameters:
    
    milliseconds - to sleep
  - changeSleepingTime
```
void changeSleepingTime(boolean increment)
```
    change sleeping time
    
    Parameters:
    
    increment - true to add, false to deduct
  - changeBatchSize
```
void changeBatchSize(boolean increment)
```
  - getRecordMiningHistory
```
boolean getRecordMiningHistory()
```
    this flag indicates whether log mining is being recorded by HistoryRecorder
  - getMaxBatchProcessingThroughput
```
long getMaxBatchProcessingThroughput()
```
    This represents the maximum number of entries processed per second from LogMiner sessions. Entries include things such as DMLs, commits, rollbacks, etc.
    
    Returns:
    
    the maximum number of entries processed per second from LogMiner sessions
  - getAverageBatchProcessingThroughput
```
long getAverageBatchProcessingThroughput()
```
    This represents the average number of entries processed per second from LogMiner sessions. Entries include things such as DMLs, commits, rollbacks, etc.
    
    Returns:
    
    the average number of entries per second from LogMiner sessions
  - getLastBatchProcessingThroughput
```
long getLastBatchProcessingThroughput()
```
    This represents the number of entries processed per second in the last LogMiner session. Entries include things such as DMLs, commits, rollbacks, etc.
    
    Returns:
    
    the number of entries processed per second from last LogMiner session
  - getNetworkConnectionProblemsCounter
```
long getNetworkConnectionProblemsCounter()
```
    Returns:
    
    the number of connection problems detected
  - getTotalParseTimeInMilliseconds
```
long getTotalParseTimeInMilliseconds()
```
    Returns:
    
    the total number of milliseconds used to parse DDL/DML statements
  - getTotalMiningSessionStartTimeInMilliseconds
```
long getTotalMiningSessionStartTimeInMilliseconds()
```
    Returns:
    
    the total number of milliseconds spent starting a log mining session
  - getLastMiningSessionStartTimeInMilliseconds
```
long getLastMiningSessionStartTimeInMilliseconds()
```
    Returns:
    
    the total number of milliseconds the last mining session took to start
  - getMaxMiningSessionStartTimeInMilliseconds
```
long getMaxMiningSessionStartTimeInMilliseconds()
```
    Returns:
    
    the duration in milliseconds of the longest mining session start
  - getTotalProcessingTimeInMilliseconds
```
long getTotalProcessingTimeInMilliseconds()
```
    Returns:
    
    the total number of milliseconds spent mining and processing results
  - getMinBatchProcessingTimeInMilliseconds
```
long getMinBatchProcessingTimeInMilliseconds()
```
    Returns:
    
    the minimum time in milliseconds spent processing results from a single LogMiner session
  - getMaxBatchProcessingTimeInMilliseconds
```
long getMaxBatchProcessingTimeInMilliseconds()
```
    Returns:
    
    the maximum time in milliseconds spent processing results from a single LogMiner session
  - getTotalProcessedRows
```
long getTotalProcessedRows()
```
    Returns:
    
    the total number of log miner rows processed.
  - getTotalResultSetNextTimeInMilliseconds
```
long getTotalResultSetNextTimeInMilliseconds()
```
    Returns:
    
    the total number of milliseconds spent iterating log miner results calling next.
  - getHoursToKeepTransactionInBuffer
```
int getHoursToKeepTransactionInBuffer()
```
    Returns:
    
    the number of hours to keep transaction in buffer before abandoning
  - getNumberOfActiveTransactions
```
long getNumberOfActiveTransactions()
```
    Returns:
    
    number of current active transactions in the transaction buffer
  - getNumberOfCommittedTransactions
```
long getNumberOfCommittedTransactions()
```
    Specified by:
    
    getNumberOfCommittedTransactions in interface StreamingChangeEventSourceMetricsMXBean
    
    Returns:
    
    the number of committed transactions in the transaction buffer
  - getNumberOfRolledBackTransactions
```
long getNumberOfRolledBackTransactions()
```
    Returns:
    
    the number of rolled back transactions in the transaction buffer
  - getCommitThroughput
```
long getCommitThroughput()
```
    Returns:
    
    average number of committed transactions per second in the transaction buffer
  - getRegisteredDmlCount
```
long getRegisteredDmlCount()
```
    Returns:
    
    the number of registered DML operations in the transaction buffer
  - getOldestScn
```
String getOldestScn()
```
    Returns:
    
    the oldest SCN in the transaction buffer
  - getCommittedScn
```
String getCommittedScn()
```
    Returns:
    
    the last committed SCN from the transaction buffer
  - getOffsetScn
```
String getOffsetScn()
```
    Returns:
    
    the current offset SCN
  - getLagFromSourceInMilliseconds
```
long getLagFromSourceInMilliseconds()
```
    Lag can temporarily be inaccurate on DST changes. This is because the timestamps received from LogMiner are in the database local time and do not contain time zone information.
    
    Returns:
    
    lag in milliseconds of latest captured change timestamp from transaction logs and it's placement in the transaction buffer.
  - getMaxLagFromSourceInMilliseconds
```
long getMaxLagFromSourceInMilliseconds()
```
    Returns:
    
    maximum lag in milliseconds with the data source
  - getMinLagFromSourceInMilliseconds
```
long getMinLagFromSourceInMilliseconds()
```
    Returns:
    
    minimum lag in milliseconds with the data source
  - getAbandonedTransactionIds
```
Set<String> getAbandonedTransactionIds()
```
    Returns:
    
    list of abandoned transaction ids from the transaction buffer
  - getRolledBackTransactionIds
```
Set<String> getRolledBackTransactionIds()
```
    Returns:
    
    slist of rolled back transaction ids from the transaction buffer
  - getLastCommitDurationInMilliseconds
```
long getLastCommitDurationInMilliseconds()
```
    Returns:
    
    total duration in milliseconds the last commit operation took in the transaction buffer
  - getMaxCommitDurationInMilliseconds
```
long getMaxCommitDurationInMilliseconds()
```
    Returns:
    
    the duration in milliseconds that the longest commit operation took in the transaction buffer
  - getErrorCount
```
int getErrorCount()
```
    Returns:
    
    the number of errors detected in the connector's log
  - getWarningCount
```
int getWarningCount()
```
    Returns:
    
    the number of warnings detected in the connector's log
  - getScnFreezeCount
```
int getScnFreezeCount()
```
    Returns:
    
    the number of number of times the SCN does not change and is considered frozen
  - reset
```
void reset()
```
    Resets metrics.
    
    Specified by:
    
    reset in interface ChangeEventSourceMetricsMXBean

Interface OracleStreamingChangeEventSourceMetricsMXBean

Method Summary

Methods inherited from interface io.debezium.pipeline.metrics.StreamingChangeEventSourceMetricsMXBean

Methods inherited from interface io.debezium.pipeline.metrics.ChangeEventSourceMetricsMXBean

Method Detail

getCurrentScn

getCurrentRedoLogFileName

getMinimumMinedLogCount

getMaximumMinedLogCount

getRedoLogStatus

getSwitchCounter

getTotalCapturedDmlCount

getMaxDurationOfFetchQueryInMilliseconds

getLastDurationOfFetchQueryInMilliseconds

getFetchingQueryCount

getMaxCapturedDmlInBatch

getLastBatchProcessingTimeInMilliseconds

getLastCapturedDmlCount

getBatchSize

setBatchSize

getMillisecondToSleepBetweenMiningQuery

setMillisecondToSleepBetweenMiningQuery

changeSleepingTime

changeBatchSize

getRecordMiningHistory

getMaxBatchProcessingThroughput

getAverageBatchProcessingThroughput

getLastBatchProcessingThroughput

getNetworkConnectionProblemsCounter

getTotalParseTimeInMilliseconds

getTotalMiningSessionStartTimeInMilliseconds

getLastMiningSessionStartTimeInMilliseconds

getMaxMiningSessionStartTimeInMilliseconds

getTotalProcessingTimeInMilliseconds

getMinBatchProcessingTimeInMilliseconds

getMaxBatchProcessingTimeInMilliseconds

getTotalProcessedRows

getTotalResultSetNextTimeInMilliseconds

getHoursToKeepTransactionInBuffer

getNumberOfActiveTransactions

getNumberOfCommittedTransactions

getNumberOfRolledBackTransactions

getCommitThroughput

getRegisteredDmlCount

getOldestScn

getCommittedScn

getOffsetScn

getLagFromSourceInMilliseconds

getMaxLagFromSourceInMilliseconds

getMinLagFromSourceInMilliseconds

getAbandonedTransactionIds

getRolledBackTransactionIds

getLastCommitDurationInMilliseconds

getMaxCommitDurationInMilliseconds

getErrorCount

getWarningCount

getScnFreezeCount

reset