Abstract: A method includes obtaining input encoded data slices from memory of the storage network, where the input encoded data slices include a set of encoded data slices interspersed with a set of auxiliary data slices, where a data segment was error encoded into the set of encoded data slices, and where auxiliary data was error encoded into the set of auxiliary data slices. The method further includes obtaining de-selection information associated with the input encoded data slices and de-selecting the sequence of input encoded data slices based on the de-selection information to produce deselected encoded data slices. The method further includes error decoding at least a decode threshold number of encoded data slices of the deselected encoded data slices in accordance with error decoding parameters to reproduce the data segment. The method further includes outputting the data segment to a requesting computing device of the storage network.

Abstract: A method for managing data storage and retrieval and operated within a database management system includes retrieving a set of confidence data records from memory of the database management system, where a confidence data record of the set of confidence data records includes a set of data columns and one or more confidence columns populated with one or more data confidence values associated with data within one or more data columns of the set of data columns. The method further includes analyzing the set of confidence data records to produce a result, where the result includes a confidence level that is based on corresponding ones of the one or more data confidence values associated with the data within one or more data columns of the set of data columns.

Abstract: A method for execution by one or more computing devices of a storage network includes error encoding data into a set of encoded data slices. The method further includes storing the set of encoded data slices in first storage units of a first vault in accordance with first error encoding parameters. The method further includes initiating storage of the set of encoded data slices in second storage units of a second vault in accordance with second error encoding parameters. When a decode threshold number of encoded data slices of the set of encoded data slices are stored in the second vault, the method further includes deleting one or more encoded data slices of the set of encoded data slices stored in the first vault.

Abstract: A node is operable to determine to send at least on data block to a destination node. A second relay node of an initial route that includes exactly a predefined number of relay nodes for relaying at least one data block from the node to a destination node is identified. A set of intermediate node options is identified by identifying nodes of the database system capable of receiving the at least one data block from the node and further capable of sending the at least one data block to the second relay node. Intermediate node selection data is generated by selecting one intermediate node from the set of intermediate node options. The at least one data block is transmitted from the node to the one intermediate node via the first direct connection to facilitate sending of the at least one data block from the node to the destination node.

Abstract: A data distribution server includes a first interface for communicating with a plurality of content providers and a second interface for comminating with a plurality of wireless transceivers. The data distribution server includes memory storing operational instructions and processing circuitry operably coupled to the first and second interfaces and to the memory, where the processing circuitry is configured to execute the operational instructions to receive a portion of a data object from a content provider of the plurality of content providers, generate a plurality of data slices from the portion of the data object, distribute the plurality of data slices between the plurality of wireless transceivers for temporary storage and facilitate transmittal of the plurality of data slices to a user device that is adapted to wirelessly communicate with each wireless transceiver of the plurality of wireless transceivers.

Abstract: A method for execution by a database system includes determining physical network topology data of a plurality of nodes of the database system utilized to facilitate query executions. Initial route selection data indicating a set of initial relay nodes for each of a plurality of pairs of the plurality of nodes is based on the physical network topology data by selecting one of a plurality of possible initial route options for the each of the plurality of pairs of the plurality of nodes. The initial route selection data is sent to the plurality of nodes. A query resultant is generated by facilitating execution of a query, via the plurality of nodes, by facilitating routing of data blocks between at least one of the plurality of pairs of the plurality of nodes via a set of intermediate nodes selected based on the initial route selection data in accordance with a dynamic data block routing scheme.

Abstract: A query processing system operates by determining a set of query rules, receiving a query from a requesting entity, and generating compliance data by determining whether the query complies with the set of query rules prior to an execution of the query. When the compliance data indicates the query complies with the set of query rules: generating a query result by facilitating the execution of the query against a database system; and transmitting the query result to the requesting entity. When the compliance data indicates the query does not comply with the set of query rules: foregoing facilitation of the execution of the query.

Abstract: A method includes a computing device of a storage network obfuscating encoded data slices of a first set of encoded data slices of a plurality of sets of encoded data slices using an obfuscating method to produce obfuscated encoded data slices. The method further includes the computing device of the storage network outputting the obfuscated encoded data slices for storage in the storage network.

Abstract: A method for execution by a computing device of a storage network includes determining an encoded data slice reduction scheme for a set of encoded data slices stored in a set of storage units of the storage network, where a data segment of data is encoded into the set of encoded data slices in accordance with encoding parameters, and where the encoding parameters include a pillar width number and a decode threshold number. The method further includes maintaining storage of the set of encoded data slices in accordance with the encoded data slice reduction scheme, where the maintaining storage includes keeping a number of encoded data slices of the set of encoded data slices equal to or greater than the decode threshold number and less than the pillar width number.

Abstract: Apparatus for tiered storage of data in a storage network. In an example of operation, a computing device receives a data object for storage and forwards the data object for storage in a first plurality of memory devices of a first memory type. The computing device determines a system level storage efficiency for the data object based, at least in part, on a data attribute associated with the data object. The computing device further selects, based at least in part on the system level storage efficiency preference, a second plurality of memory devices comprised of a second memory type. The computing device determines error encoding parameters based on the second plurality of memory devices, retrieves the data object from the first plurality of memory devices, and encodes the data object with the error encoding parameters to generate a plurality of encoded data slices for storage in the second plurality of memory devices.

Abstract: An analytics system is operable to receive a first plurality of query requests from a plurality of requesting entities. Query pricing scheme data is automatically generated based on the first plurality of query requests. A second plurality of query requests are received from the plurality of requesting entities. Query cost data is automatically generated for each of the second plurality of query requests by utilizing the query pricing scheme data. The query cost data for each of the second plurality of query requests is transmitted to a corresponding one of the plurality of requesting entities.

Abstract: A method for execution in a storage network, the method begins by determining a user device group content preference, wherein the user group content includes target content for a user device group and the determining includes predicting future target content for the user group. The method continues by selecting a plurality of network edge units for staging encoded data slices, identifying target content for partial download to the plurality of network edge units and dispersed error encoding the target content to generate a set of encoded data slices. The method then continues by identifying encoded data slices from the set of encoded data slices corresponding to the target content for partial download and determining a partial downloading schedule for sending the encoded data slices for partial download to each network edge unit of the plurality of network edge units.

Abstract: A method includes determining a query request corresponding to a requesting entity. Query cost data is generated for the query request. Minimum query cost compliance data is generated for the query request based on the query cost data. A query result is for the query request is determined based on execution of the query request against a database system and the query result is transmitted to the requesting entity when the minimum query cost compliance data indicates the potential query cost data complies with the minimum query cost rule.

Abstract: A node of a database system is operable to receive a plurality of data blocks. Based on backlog detection data, at least one feedback data block is generated to be sent to the set of source nodes. Feedback relay node selection data selecting at least one of the plurality of nodes in the database system for facilitating routing of the at least one feedback data block from the node to at least one of the set of source nodes via a prioritized feedback communication mechanism is generated. The at least one feedback data block is sent to the at least one of the plurality of nodes selected in the feedback relay node selection data. The at least one of the plurality of nodes facilitates routing of the at least one feedback data block from the node via the prioritized feedback communication mechanism.

Abstract: A query processing system is operable to determining a query pricing scheme and receive a query request from a requesting entity that indicates at least one query function for execution against a database system. Query cost data is generated based on the at least one query function by utilizing the query pricing scheme. The query cost data is transmitted to the requesting entity.

Abstract: A database system is operable to determine a request to implement a K Nearest Neighbors (KNN) algorithm to generate classification data for a set of new records. A query operator execution flow is determined for the request that includes a KNN-join operator. A query resultant that indicates classification data for the set of new records is generated by performing a plurality of operator executions in accordance with the query operator execution flow based on, for each record of the set of new records, generating a plurality of similarity measures by performing a similarity function on the each record and each of a set of previously-classified records; identifying a proper subset of the set of previously-classified records that includes exactly a predefined number of records; and joining the each record with the proper subset of the set of previously-classified records.

Abstract: A networked database management system (DBMS) is disclosed. In particular, the disclosed DBMS includes a plurality of nodes, one of which is elected as a designated leader. The designated leader is elected using a consensus algorithm, such as tabulated random votes, RAFT or PAXOS. The designated leader is responsible for managing open coding lines, and determining when to close an open coding line.

Abstract: A database system is operable to determine a query for execution that requires access to a set of records stored by the database system. A first proper subset of the set of records are accessed in conjunction with executing the query by reading exactly one of a set of multiple replicas of each record of the first proper subset of the set of records from the replication-based storage system. A second proper subset of the set of records are accessed in conjunction with executing the query by reading at least one redundancy-coded segment from the redundancy-coding based storage system. A final resultant for the query is generated by performing at least one query operation on the first proper subset of the set of records and the second proper subset of the set of records in conjunction with executing the query.

Abstract: A computing device includes processing circuitry configured to determine whether to modify the dispersed error encoding parameters of a set of encoded data slices (EDSs) stored in a distributed storage network to produce a set of modified EDSs, wherein a data object is segmented into a plurality of data segments and in response to a determination to modify the dispersed error encoding parameters of the set of EDSs, identify a plurality of storage units to store the modified EDSs and determine modified dispersed error encoding parameters for the modified EDSs. The computing device is further configured to assign each storage unit of the plurality of storage units to execute one or more storage modification tasks associated with producing the modified EDSs; and transmit one or more EDS of the set of EDSs to each storage unit of the plurality of storage units for modification and storage.

Abstract: A query processing system operates by determining a query pricing scheme; receiving a query request from a requesting entity that indicates access to a subset of a plurality of records in a database system; generating query cost data based on the subset of the plurality of records by utilizing the query pricing scheme; and transmitting the query cost data to the requesting entity.