Package org.yamcs.yarch.rocksdb

Interface Summary

Interface	Description
DbIterator	Iterator that does not support seek.

Class Summary

Class	Description
AscendingRangeIterator	wrapper around a rocksdb iterator that only supports next() and is restricted to a range.
ColumnValueSerializer	Used in partitioning by value - translates between value (Object) and byte[]
DescendingPrefixIterator	Wrapper around RocksDb iterator that iterates all the keys with a prefix in descending order
DescendingRangeIterator	Wrapper around a rocksdb iterator that only supports prev() and is restricted to a range.
HistogramRebuilder	rebuilds the histogram for a table
HistogramWriter	Writes histograms for one table.
RdbBucket
RdbBucketDatabase	Stores users objects in rocksdb
RdbConfig	reads the rdbConfig from the yamcs.yaml and provides RocksDB Options when creating and opening databases singleton
RdbConfig.TablespaceConfig
RDBFactory	manufacturer of RDB databases residing under a sub-directory which is normally the Tablespace.getDataDir().
RdbHistogramInfo
RdbHistogramIterator
RdbPartition
RdbPartitionManager	Handles partitions for one table.
RdbProtobufDatabase
RdbSequence	sequence stored in the Rocksdb metadata.
RdbStorageEngine	Storage Engine based on RocksDB.
RdbTable	Holds together the RDB properties related to one table.
RdbTableWalker
RdbTableWriter	table writer for the rocksdb2 engine.
RdbTagDb
SecondaryIndexTableWalker	iterates through a table based on the secondary index range.
SecondaryIndexWriter	Writes secondary index for one table.
SingleColumnHistogramWriter	Histogram writer for the tables having one column histogram (which is actually all standard tables from Yamcs)
Tablespace	Tablespaces are used to store data by the RdbStorageEngine.
YRDB	wrapper around RocksDB that keeps track of column families.