Package org.apache.derby.impl.store.raw.log
package org.apache.derby.impl.store.raw.log
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ClassDescriptionA Log Operation that represents a checkpoint.A Log Operation that represents a checksum for a group of log records that are written to the tranaction log file.Write log records to a log file as a stream (ie. log records added to the end of the file, no concept of pages).Scan the the log which is implemented by a series of log files.n This log scan knows how to move across log file if it is positioned at the boundary of a log file and needs to getNextRecord.Wraps a RandomAccessFile file to provide buffering on log writes.A single buffer of data.A very simple log instant implementation.The log record written out to disk.This is an implementation of the log using a non-circular file system file.A read-only version of the log factory.Scan the the log which is implemented by a series of log files.n This log scan knows how to move across log file if it is positioned at the boundary of a log file and needs to getNextRecord.LogScan provides methods to read a log record and get its LogInstant in an already defined scan.