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RELEASE_NOTES.txt
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2.2.4 Changes
----------------------------------------------------------------------------
* FIXED: File descriptor leak in cluster proxy
* FIXED: Reasoning write events are not correctly handled by data replication
* FIXED: ZK and proxy use same java args as Stardog server
* FIXED: Corrected rolling timeout handling in data replication to better allow for expensive/large replications
2.2.3 Changes
----------------------------------------------------------------------------
* MODIFIED: Querying an uncommitted state with reasoning updates reasoner state eagerly
* MODIFIED: More optimized implementation for MINUS when using sorted operands
* MODIFIED: Improve SPARQL query pre-processing in Query Panel
* MODIFIED: Added timeout to classification which will revert to RDFS when passed
* MODIFIED: Finer grained cancel checks in reasoning operators
* MODIFIED: Updated to Sesame 2.7.14
* MODIFIED: Improved performance of count aggregate
* MODIFIED: Added a default setting for the direct memory in the stardog-admin script
* FIXED: Transitive symmetric properties in Stardog are also considered to be reflexive
* FIXED: Validation checks in oracle mode incorrect in tx containing local changes
* FIXED: Size in transaction reported incorrectly
* FIXED: Redundant atom optimization can incorrectly get rid of atoms containing literals
* FIXED: Cannot clausify some queries using bnodes
* FIXED: Exporting results ignore reasoning parameter
* FIXED: Queries with reasoning might blow up if typing is ambiguous
* FIXED: Query Panel doesn't recognize db namespaces
* FIXED: Property chain pre-processing can cause reasoning not to terminate
* FIXED: Using a graph variable in a query as a join variable will lead to incorrect results
* FIXED: SWRL rules with nonatomic heads might lead to incomplete results
* FIXED: Property paths not using wildcard active graph
* FIXED: The 'CPU Load' and 'Heap Used' charts might be displayed incorrectly depending on the window size
* FIXED: Rule extraction does not take int account the schema graphs
* FIXED: count(distinct *) does not count the distincts correctly
* FIXED: "@" and "." are not considered to be legal user name characters
* FIXED: Failed transaction prevents future transactions when versioning is enabled
* FIXED: Reasoning with transitive reflexive properties with SL causes class cast exception
2.2.2 Changes
----------------------------------------------------------------------------
* ADDED: Support xpath:subtract-dateTimes
* MODIFIED: Improved performance of BIND operator
* MODIFIED: Improved performance of count aggregate
* MODIFIED: Better join cost model
* MODIFIED: Configuration option for auto stats updates should be writable while online
* MODIFIED: Pre-compile all HTML templates for Web Console
* MODIFIED: Remove function in Jena interface is not optimal
* MODIFIED: Improved performance of scans joined by a context variable
* MODIFIED: Reduced join operator initialization time
* MODIFIED: Improved selection of scan order
* MODIFIED: Updated to Netty 4.0.23
* MODIFIED: Improved performance of property path evaluation
* FIXED: Cycles in free pages list
* FIXED: BNodes can't be browsed in Query Panel
* FIXED: Database list in web console displays all databases regardless of user permissions
* FIXED: Query Panel results browsing does not include non-default graphs
* FIXED: Server side export creates empty file
* FIXED: Running `server status` with only one database results in parse error sending status to client
* FIXED: Returning duplicate values from a join
* FIXED: Corrected help content for VCS functions
* FIXED: Display of `index.named.graphs` in web console is backwards
* FIXED: Order of updates in VCS commit command backwards
* FIXED: Handling of duration constants with undefined fields
* FIXED: OOB that manifests itself as a protocol error
* FIXED: Cannot override limit of search results in Waldo
* FIXED: Jena graph returns incorrect size
* FIXED: Empty node optimization can cause aggregates to be incorrect
* FIXED: Named models in Jena to do comply with Jena spec
* FIXED: Version diff causes NPE
* FIXED: Incorrect projection vars returned in result set for queries with sub queries
* FIXED: Enable logging for plans causes incorrect results for queries with filters
* FIXED: Join optimization can create invalid joins
* FIXED: Data cycles can lead to duplicate results in property path evaluation
* FIXED: Filter selectivity estimation incorrect for comparisons of literals
* FIXED: Incorrect results with property paths containing multiple inverses
* FIXED: Infinite loop rewriting of transitive properties
* FIXED: Release packaging missing correct vcs HTTP bindings
2.2.1 Changes
----------------------------------------------------------------------------
* ADDED: Query panel in Web Console supports SPARQL Update queries
* ADDED: `server status` command to admin CLI
* ADDED: Bulk load from local files
* ADDED: Save query button in Web Console query panel
* ADDED: Method to ExpressionFactory to programmatically create a Stardog Rule from a String
* ADDED: Optimizations for property path evaluation
* MODIFIED: Moved system monitoring into separate page in the web console
* MODIFIED: Check $STARDOG_HOME for file system permissions issues before startup
* MODIFIED: Improved help for `role grant`
* MODIFIED: Return proper status code for invalid export query format
* MODIFIED: Improved round-trip performance of data-time objects in value canonicalization
* MODIFIED: Better cardinality of estimation of chains of joins
* MODIFIED: Extended coverage of database repair utility
* MODIFIED: Better cardinality estimations for scans over union named graphs
* MODIFIED: Improved error logging on server side
* MODIFIED: Throw an error when modifying the reasoning level of a query within a transaction
* MODIFIED: Removed concurrency bottleneck in disk lookups of cardinality statistics
* MODIFIED: Improved error messages on startup when required jar files are missing
* FIXED: Homepage content depending on Watchdog is incorrect for community builds
* FIXED: Queries using "count(distinct *) as ?c" always return a count of 1
* FIXED: Explanations of update queries
* FIXED: Missing semicolon in .bat files causes classpath errors
* FIXED: Lost aggregate function when no explicit group provided in query
* FIXED: Incorrect canonicalization of IN filter expressions
* FIXED: StardogRepositoryConnection.setAutoCommit starts a transaction
* FIXED: Reference to obsolete JSON-LD library
* FIXED: Query results export throws a parse error
* FIXED: Literal values in web console should be escaped when inserted into a page
* FIXED: Inconsistent `getDBOptions` in HTTP Admin falsely reporting `db doesn't exist` message
* FIXED: Failed update queries print wrong message
* FIXED: Handling of very large literals (> 8MB) causes problems during bulk loads
* FIXED: Database can be left in locked state under high numbers of concurrent commits
* FIXED: Direct memory size used for off-heap allocations is incorrect
* FIXED: JSON Serialization errors for Metadata payloads
* FIXED: Invalid connection string yields an NPE
* FIXED: Differential index metadata not flushed to disk
* FIXED: Explaining IC violations can produce NoSuchElementExceptions
* FIXED: Describe queries are slow with union named graphs
* FIXED: False positive detecting 'ask' queries in Query Panel
* FIXED: Language tags are not rendering correctly in Web Console
* FIXED: Invalid rules are included in the rule base
* FIXED: Reasoner can remain locked if there are errors computing new state during commit
* FIXED: Query Panel route double decodes input parameters
* FIXED: Overflow error when querying uncommitted state when changes contain duplicates
* FIXED: In the Web Console, formats in the 'Export as...' drop-down menu on the query panel should be filtered
according to the query that was executed
2.2 Changes
----------------------------------------------------------------------------
* ADDED: Support for RDF versioning
* ADDED: Admin support for webconsole
* ADDED: Password file similar to postgres for the CLI
* ADDED: Support compressed database exports
* MODIFIED: Support acceptable hostnames via CORS
* MODIFIED: Improved recognition of data properties during schema extraction
* MODIFIED: Updated to Sesame 2.7.12
* MODIFIED: Increase default password max length to 1024 characters
* MODIFIED: Dropped support for SD-Connection-String header
* MODIFIED: Dropped support for SD-Query-Bindings header
* MODIFIED: Clickable elements in schema browser made more obvious
* MODIFIED: Updated to Netty 4.0.20
* MODIFIED: Improved performance of distinct operator for unsorted results
* MODIFIED: Updated to Lucene 4.8.1
* MODIFIED: Updated to Guava 17.0
* MODIFIED: Improved filter selectivity estimations
* MODIFIED: Improved error message when searching over non-searchable database
* MODIFIED: Improved error message when reasoning consistency check CLI command is incorrectly formatted
* MODIFIED: Disabled non-strict parsing when using durable transactions
* MODIFIED: Strict parsing now a database option
* MODIFIED: Check literals on insert is folded into strict parsing
* MODIFIED: Significant reduction in memory usage and increased performance for transferring RDF over the wire
* MODIFIED: StardogDatasetGraph implements the Jena Transactional interface
* MODIFIED: Deprecate usage of Jena BulkUpdateHandler
* MODIFIED: Do not wrap StardogDatasetGraph in DatasetGraphMap, use internal cache instead
* MODIFIED: Reduce default Lucene write buffer size from 1G to 256M
* FIXED: 'value already present' error when querying using reasoning
* FIXED: Expressions in a projection which are used in an order by are incorrectly parsed
* FIXED: Direct type does not return results when there are equivalent classes
* FIXED: "No authenticated user" error when iterating over IC violations
* FIXED: Constraints using max cardinality does not produce expected violations
* FIXED: Exception thrown due to invalid restrictions during schema extraction
* FIXED: Web console is not working for IE 8/9
* FIXED: Interactions between join optimizers can produce suboptimal joins for patterns with unbound predicates
* FIXED: INSERT DATA with language-tagged literal results in exception
* FIXED: Inserting a triple/quad with a BNode ID that consists of a single character (e.g., :b)
duplicates this character (:bb)
* FIXED: Database exports don't use stored namespaces
* FIXED: "NQUADS" is not recognized as a valid RDF format
* FIXED: Transitive properties in PROV are not recognized
* FIXED: Schema queries do not return distinct results
* FIXED: "NTriples" is not recognized as a valid RDF format
* FIXED: Counter of allocated off-heap memory does not take into account allocations via ByteBuffer.allocateDirect
* FIXED: Filter exists expressions in an optional join cannot be translated into a plan
* FIXED: Rules containing NOT IN expressions in FILTERs might produce incomplete results
* FIXED: NPE in schema operator
* FIXED: ICV guard mode used incorrect reasoning type
* FIXED: Describe queries return no results when query.all.graphs is enabled
* FIXED: Query plan explanations when obtained via SNARL protocol do not reflect reasoning level
* FIXED: CSV and TSV are not recognized as valid HTTP result formats
* FIXED: Aggregate functions are incorrectly canonicalized
* FIXED: Temp files created during data uploads for stream storage are not deleted when transaction is complete
* FIXED: Getting namespaces for db over HTTP returns duplicated mappings
* FIXED: Batch file to run Stardog fails on Windows when path has spaces in it
* FIXED: Running search queries without a search index yields an NPE
* FIXED: Failure of termination condition in an outer join which resulted in an infinite join
* FIXED: Cannot migrate large databases
* FIXED: Large files cannot be added via HTTP protocol
* FIXED: Service loader does not ignore comments
* FIXED: Parse error for xsd:gyear typed literals with the value `1`
* FIXED: Persistant databases show "Index Persist: No" in webconsole
* FIXED: Incorrect status code for query not found in HTTP API
* FIXED: NPE during data obfuscation over SNARL protocol
* FIXED: Cannot export large databases to client
* FIXED: Losing results with order by & limit from incorrect solution modifier optimization
* FIXED: Starting server without web console only half works
* FIXED: Can return incorrect results from index scan when an active graph is explicitly specified
* FIXED: ArrayIndexOutOfBoundsException can occur when multiple projections appear in a plan
* FIXED: Find method of StardogDatasetGraph is incorrect
* FIXED: Implement all update functions in StardogDatasetGraph
* FIXED: A implies {o} is a valid EL axiom, but not accepted by SL profile
* FIXED: Keys are not recognized as valid EL axioms
2.1.3 Changes
----------------------------------------------------------------------------
* ADDED: Support for configuration of password requirements
* FIXED: Override of default URL server does not work
* FIXED: Incorrect error message when failing to connect over HTTP to server w/ HTTP disabled
* FIXED: When custom bind address is used, server start output does not correctly reflect address server is listening on
* FIXED: BNodes declared in head of insert/delete queries are static
* FIXED: Need more graceful handling of query bindings header when it's the empty string
* FIXED: Doubled-typed literal values which are .equals, could canonicalize to different identifiers
* FIXED: Incomplete reasoning with property chains
* FIXED: Non-deterministic connection failures over SNARL protocol in a server under high load
* FIXED: SPARQL count optimization can rewrite count expressions to things which are not semantically equivalent
* FIXED: Commits which contain the removal of an empty named graph yield an NPE during commit to search index
* FIXED: Update queries via Sesame bindings throw exceptions
* FIXED: Setting query properties on a Sesame query, such as includedInferred, does not work as expected
* FIXED: Repository.getContextIDs returns a non-unique list of contexts
* FIXED: Getting the size of a specific named graph via StardogRepositoryConnection yields an UnsupportedOperationException
* FIXED: Shells scripts do not quote paths which fails in the presence of paths with spaces and the like
* FIXED: Memory mapped tx log files on Windows can get mangled when mem-mapped contents are flushed to disk
* FIXED: Computation of very large query result sets slows down due to cache thrashing
* MODIFIED: Starting server with --no-web-console should print a message
* MODIFIED: CLI export help needs some clarification
2.1.2 Changes
----------------------------------------------------------------------------
* ADDED: Auto-complete feature in Web console's query panel
* ADDED: Load query from file in Web console's query panel
* ADDED: SNARL API support for performing an export
* ADDED: Server side export support
* ADDED: Arithmetic operations for date/time values
* FIXED: Incorrectly handling filter inlining when variable in OPTIONAL side of join
* FIXED: Most recent version of chrome breaks the webconsole layout
* FIXED: CORS method `OPTION` is missing
* FIXED: DISTINCT operator could return only a REDUCED result set in some cases with reasoning
* FIXED: Correctly verify property paths during optimization when both start & end point are unbound
* FIXED: Rewritten plans might incorrectly share variables which can lead to empty results
* FIXED: In the Web console, prefixes included in the query panel seem to be irrelevant
* FIXED: Corrected rendering of accented characters in welcome screen
* FIXED: Export cli function does not use RDF format aliases
* FIXED: Unexpected result for HAVING (bound(...)) expression
* FIXED: Incorrect handling of function expressions within a bind
* FIXED: Do not create superfluous temp files which are not used or deleted
* FIXED: Be less aggressive about moving intermediate results off heap
* FIXED: Failure of termination condition in an outer join which resulted in an infinite join
* MODIFIED: Improved error message using using non-existent file to query command on CLI
* MODIFIED: Updated to Sesame 2.7.10
* MODIFIED: Updated to Protobuf 2.5.0
* MODIFIED: Updated to Netty 4.0.17
* MODIFIED: Updated to Lucene 4.7.0
2.1.1 Changes
----------------------------------------------------------------------------
* ADDED: Several new SPARQL filter functions from the .NetRDF library
* ADDED: Allow RDF strings to be passed as input to explain command
* ADDED: CLI explain option to return multiple explanations
* FIXED: Explanation generation with SPARQL rules
* FIXED: Explanation merging to handle more cases
* FIXED: Obfuscation CLI commands to work with config files
* FIXED: Obfuscation CLI commands to handle SPARQL rules properly
* FIXED: Regex filter persisted over multiple queries
* FIXED: Cast exception during describe query evaluation over named graphs
* FIXED: Properties which are both symmetric and transitive are not handled correctly
* FIXED: Incorrect mime-types sent to server for file references
* FIXED: Some optionals, when mixed with distinct, still do not return distinct results
* FIXED: Large numbers of unique BNodes in nq, trig, and trix formats cause RIO to use too much memory
* FIXED: Buffers used during bulk loading can take up too much memory when large literals are used
* MODIFIED: Fallback handling of access to sun.misc.Unsafe for JDK's which do not support it
* MODIFIED: Improved filter pushing optimization
* MODIFIED: Warning printed from 'role grant' command when multiple actions are provided
2.1 Changes
----------------------------------------------------------------------------
* ADDED: Support for bzip2 compressed input files (with extension .bz2)
* ADDED: Auto-repair mechanism for common types of index errors
* ADDED: Generation of multiple proofs for inferences & inconsistencies
* ADDED: Database repair, backup & restore utilities
* ADDED: FROM/FROM NAMED 'default' can be used as an alias to query default graph
* ADDED: 'dbms-admin:shutdown' permission to allow non-superusers which hold that permission, to shutdown the server
* ADDED: Improved query scalability by flowing intermediate results off-heap or onto disk. Note: flowing off-heap requires an Oracle JDK due to its use of sun.misc.Unsafe
* ADDED: Significant improvement in performance of bulk loading and total scalability of a database
* ADDED: Named Graph information in proofs
* ADDED: Proofs for integrity constraint violations
* FIXED: NaN displayed in waldo search results
* FIXED: Web console hangs when using with SSL
* FIXED: Log redirection at startup messes up the logger output
* FIXED: Over-eager update plan caching resulting in different update queries executing the same update
* FIXED: Search index is not needlessly rebuilt on stardog
* FIXED: HTTP server on OpenJDK does not always close connections
* FIXED: Web console not loading on Win7 when Stardog is run as a service
* FIXED: Stardog Rules do not use the pre-defined database namespaces
* FIXED: Encoding of special characters in web console
* FIXED: Issue in query optimizer where a more optimal plan could accidentally get discarded
* FIXED: Built-in values (such as owl:Thing) used inside filters are not correctly recognized
* FIXED: Queries using reasoning and FILTER NOT EXISTS could return incomplete results
* FIXED: Cannot shutdown server over HTTP if security is disabled
* FIXED: Functions with zero args, such as BNODE(), can produce incorrect results
* FIXED: now() returns the time the server started, not the actual current time
* FIXED: Asking for the types of a class yields an exception
* FIXED: Axioms using HasValue expressions can case type queries to produce incorrect results
* FIXED: Value for subject in THEN clause is not returned
* FIXED: BIND optimizer can incorrectly order the BIND expressions
* FIXED: IF-THEN rules might fail to recognize term types
* FIXED: Windows service does not always shut down cleanly
* MODIFIED: Reduced memory footprint of queries while being executed
* MODIFIED: Optimizing a database will also rebuild its search index
* MODIFIED: Make database namespaces meta property creatable
* MODIFIED: Database meta properties cannot be re-initialized to prevent malicious users from changing their behavior
* MODIFIED: Updated to Netty 4.0.14
* MODIFIED: Updated to Sesame 2.7.7
2.0.3 Changes
----------------------------------------------------------------------------
* ADDED: manpages
* ADDED: Support for punning when using reasoning & rdf:type
* FIXED: Browse tab was missing classes in IE9
* FIXED: Bug in Watchdog API JSON serialization
* FIXED: Watchdog information in web console not visible on Windows
* FIXED: Bug in rendering of columns in web console homepage in IE & FF
* FIXED: Missing elements in web console in IE
* FIXED: Correctly handle line breaks in proof tree serialization
* FIXED: Missing final byte when formatting query results using 'Accept-Encoding: gzip,deflate'
* FIXED: Parsing of queries which use the Stardog directType built-in
* MODIFIED: Improved performance of web console in IE
* MODIFIED: Improved group help, including full synopsis, in CLI
2.0.2 Changes
----------------------------------------------------------------------------
* ADDED: Support for the "Accept-Encoding: gzip" header over HTTP; enables sending of gzipped responses.
* ADDED: Graph store protocol to support gzipped content
* MODIFIED: Improved load progress monitor based on the number of bytes read
* MODIFIED: Deprecated the SD-Connection-String header, now specified as a parameter to the request
* MODIFIED: Updated to Guava 15
* FIXED: Correctly handling specifying the dataset over SPARQL protocol
* FIXED: Bug in literal canonicalization
* FIXED: Bogus warnings about absorption from Pellet
* FIXED: Re-indexing of searchable databases regardless of whether or not the search index needs to be updated
* FIXED: Pressing key shortcut multiple times for the help in the web console displayed the help multiple times
* FIXED: Construct queries do not produce results
* FIXED: Not able to add properties to individuals in web console
* FIXED: Query over partitioned graphs in Jena does not work
* FIXED: Using :textMatch in a query against a non-searchable database causes the web console to spin forever
* FIXED: Typing a number in query panel results paper gives an error
* FIXED: Blank lines pre-pended to SPARQL queries in web console
* FIXED: Negative execution times for queries when retrieved over SNARL protocol
* FIXED: HTTP server accepting gzip files for data add/remove commands
* FIXED: Strict parsing turns off RDF/XML parser checks some of which are very memory intensive
* FIXED: Disabled BNode caching in N-Triples parser which are very memory intensive
* FIXED: 400 errors when db name is included in connection string header
* FIXED: Loading of database options in CLI so they can correctly be set
* FIXED: Evaluation of queries using distinct with a complex, expression-based sort in the order by clause
* FIXED: Correctly send challenge response in all cases to avoid a browser caching bad credentials
* FIXED: Bug in proof rendering over HTTP
* FIXED: SWRL rules containing non-atomic body atoms could cause incorrect results
* FIXED: 'db status' admin CLI command returned an incorrect size for the database
* FIXED: HTTP server OOM when a large Content-Length for an incoming POST is used
* FIXED: Transactions state on the client was not correctly cleared in some error cases
* FIXED: Handling of large gzipped files in the HTTP protocol
* FIXED: Translation of rules with star-shaped body atoms
2.0.1 Changes
----------------------------------------------------------------------------
* ADDED: Support for GZip encoded files in the HTTP protocol
* ADDED: More extensive reasoning functionality exposed via ReasoningConnection
* FIXED: System DB corruption due to starting two Stardog servers using same home directory
* FIXED: Exporting data in web console occasionally hangs
* FIXED: 5822 is no longer the default port for HTTP protocol
* FIXED: Context indexes sometimes out of date after a named graph update
* FIXED: --disable-security flag actually disables security complete, works for both HTTP & SNARL protocols
* FIXED: Error when using user supplied prefixes in a query via the web console
* FIXED: Multiple key shortcut dialogs can be displayed at once
* FIXED: IO error with large responses over HTTP
* FIXED: Web console loading issues in Windows 7
* FIXED: DB corruption when multiple Stardog servers are started at once
* FIXED: Improved handling of completely unbound patterns during reasoning avoiding incomplete results
* FIXED: Better error response from server when authentication fails
* FIXED: Resolved concurrency issue in ICV guard mode validation when competing threads are attempting to validate & commit
* FIXED: .bat files can be run from outside of the bin directory and better respect setting STARDOG_HOME environment variable
* MODIFIED: Unified SPARQL & SWRL UUID functions
* MODIFIED: Better handling of duplicate results in construct queries including when projection uses fully-qualified results
* MODIFIED: Improved feedback for adding/removing data via the web console
* MODIFIED: External links opened in new tab in web console
* MODIFIED: Reduced memory overhead of streaming modifications
* MODIFIED: Improved bulk load performance for files without named graphs (RDF/XML, Turtle, etc.)
2.0 Changes
----------------------------------------------------------------------------
* ADDED: SPARQL Update
* ADDED: Web Console
* ADDED: Proofs for reasoning explanations
* ADDED: JMX monitoring
* ADDED: PROV support
* ADDED: SL reasoning profile
* ADDED: Client & Server dependencies are cleanly separated
* ADDED: Evaluation of non-recursive datalog queries to improve reasoning performance
* ADDED: SPARQL-based IF/THEN rules syntax
* ADDED: New, significantly faster, SPARQL parser
* ADDED: Native SSL support for SNARL & HTTP protocols
* ADDED: Single Stardog server, both protocols run on the same port within the same server.
* ADDED: CLI commands to obfuscate RDF data and SPARQL queries for sharing sensitive data
* ADDED: Type detection of variables in queries with reasoning
* ADDED: Ability to load server-side files via the SNARL API
* ADDED: Support for Sesame directSubClassOf, directSubPropertyOf
* FIXED: Filter expression inlining when used with a group-by expression
* FIXED: Lock upgrading in search connections which resulted in deadlock in some circumstances
* FIXED: ICV export added to shell completion scripts
* FIXED: Error in reasoning where some rules could prevented rewriting
* FIXED: Handling of '=' in namespaces
* FIXED: Exception thrown by describe queries via CLI
* FIXED: EOF exception over HTTP for large datasets
* FIXED: Rewriting error when punning is used
* FIXED: Leading comment characters break query type sniffing
* FIXED: Auto closing of result sets when using embedded connections
* FIXED: Error in named graph lookups in Jena bindings
* FIXED: Bug in reasoning where equivalent classes/properties were not correctly accounted for
* FIXED: Querying for properties/individuals via OWL's built-in classes produced empty results with reasoning
* FIXED: Bug in reasoning leading to incomplete answers when punning is used
* FIXED: Corner case in sameterm inlining where the expression was incorrectly bound
* FIXED: Bug in query answering where the variable used in a group by was not bound
* FIXED: The command 'server start' now supports --logfile option on Windows too
* FIXED: Handling of limit & offset in searches on the CLI
* FIXED: Parse error for small threshold values in search queries
* FIXED: NPE during the evaluation of some FILTER EXISTS queries where the predicate is not bound
* FIXED: Filter comparison for literals of unequal datatypes when the literals are inlined into the query
* MODIFIED: Printing search results in a formatted table
* MODIFIED: Using a single namespace for Stardog extensions & default URIs
* MODIFIED: Better error messages for malformed literals which create value errors during query evaluation
* MODIFIED: Removed unused -u,-p,-P flags from server start
* MODIFIED: Search results on CLI sorted by score
* MODIFIED: Minimized roundtrips to security module to reduce overhead
* MODIFIED: Improved literal comparisons in filters
* MODIFIED: Improved query planner performance
* MODIFIED: Significant improvement to write performance
* MODIFIED: Updated Netty to 4.0.9
* MODIFIED: Updated Sesame to 2.7.3
* MODIFIED: SNARL API, Jena & Sesame bindings
1.2.3 Changes
----------------------------------------------------------------------------
* ADDED: ICV export feature to CLI
* ADDED: fish shell autocomplete scripts
* ADDED: SPARQL constraints can be added directly via CLI
* FIXED: Missing completions from bash autocomplete scripts
* FIXED: Improved error messages when using the CLI
* FIXED: Using variables in the predicate position with reasoning lead to
incomplete results
* FIXED: Deserialization errors when commas are used in namespace declarations,
for example in tag URIs.
* FIXED: Add/Remove data over HTTP with strict-parsing enabled
* FIXED: Handling of strict-parsing when creating a database, option was
ignored
* MODIFIED: Improved help content for default options in CLI
* MODIFIED: ICV CLI commands to use admin credentials by default
1.2.2 Changes
----------------------------------------------------------------------------
* ADDED: ln, log, atan, asin, acos, sinh, cosh, tang, toDegrees & toRadians to
Stardog built-in function library. These are in the tag:stardog:api:functions:
namespace.
* FIXED: NPE when using SNARL protocol with a select query that has no variables.
* FIXED: Removed a source of non-determinism during query rewriting leading to less
variance in performance of queries with reasoning
* FIXED: Corrected namespace rendering in explanations
* FIXED: Exception handling in begin/commit/rollback in Empire bindings
* FIXED: Improved performance of rewriting in queries where atoms are repeated
* FIXED: Bug in iteration cursor propagation during a join
* FIXED: Corrected execution order planning of chains of dependent SWRL builtins.
1.2.1 Changes
----------------------------------------------------------------------------
* FIXED: Order of parameters for CLI commands data add and data remove
* FIXED: Autocomplete for 'stardog query' is fixed
* FIXED: Added hooks for SWRL trigonometric functions (sin, cos, tan) in
the query engine. These functions are available in the SWRLB namespace:
http://www.w3.org/2003/11/swrlb#
* FIXED: Modified the service loader to resolve issues that arise in
multiple classloader environments, such as in a servlet container.
* FIXED: Resolved issue where SWRL rules with bound arguments in the head
of the rule produced incorrect results.
* FIXED: Corrected the execution planning for SWRL rules where multiple
built-ins are chained together -- outputs of one as inputs of another.
1.2 Changes
----------------------------------------------------------------------------
* ADDED: Query management functionality to list and kill running queries
(API, SNARL, HTTP, CLI extensions).
* ADDED: New configuration option to automatically kill queries when
execution time exceeds a timeout (default 5 min).
* ADDED: A new logger to log information about slow queries.
* ADDED: Extend Connection interface to easily login to StardogDBMS to
perform administrative action.
* ADDED: New CLI with improved online help, command groups, and consistent
response codes.
* ADDED: SNARL and HTTP protocols support queries that use stored namespaces
similar to CLI.
* ADDED: New transaction layer which uses async writes & mem mapped logs to
improve durable logging performance.
* ADDED: Support for the ARQ builtins pi, e, sqrt, min & max.
* ADDED: HTTP server now supports the SPARQL Service Description spec.
* ADDED: New, more performant security layer.
* ADDED: Explain data inconsistencies via the reasoning connection.
* ADDED: Better caching of rewrites of query plans to improve reasoning
throughput
* ADDED: Improved performance of write caching as requests to add/remove
data are appended to a transaction
* FIXED: CLI error messages are not consistent regardless of which protocol
is used to connect to the database.
* FIXED: Handling of several SWRL builtins, including comparison operators
such as greaterThan or lessThanOrEqual, such that their use yields correct
query results.
* FIXED: Resolved an issue where lookup queries from Stardog's
SesameRepository implementation where incorrectly handled by the plan cache.
* FIXED: Applied better ordering to conjuncts in a rewritten plan to improve
determinism in reasoning query performance.
* FIXED: Jena named Datasets now work correctly
* FIXED: Calling ConstraintViolation.getViolations a second time in HTTP
connections returns empty results.
* FIXED: Printing very long literals without whitespace in query results.
* FIXED: Bug in plan caching where unknown constants introduced in reasoning
could result in incorrect query results.
* FIXED: Closed vulnerability to billion laughs attack.
* FIXED: Query parsing bug where the name of variable could affect the
resulting algebra.
* FIXED: ICV security permissions...now correctly set permissions for
specific access to ICV constraints independent of DB access.
* FIXED: Using an unsupported output format while displaying the user/role
permission table no longer fails silently.
* FIXED: Property paths to detect cycles now correctly return results.
* FIXED: Lock issue with concurrent writes to the Waldo index
* MODIFIED: Moved search related configuration options from DatabaseOptions to SearchOptions.
* MODIFIED: Output of query CLI function is less verbose, but supports
--verbose to get additional information.
* MODIFIED: Whitespace is no longer allowed in passwords, and passwords must
be at least four characters long.
* MODIFIED: Database, user, and role names now have a maximum size of 64
characters.
* MODIFIED: Password must be specified when creating a new user
* MODIFIED: Additional step of describing a literal during search
indexing is now optional, and disabled by default which increases search
indexing performance in most cases. Can be enabled by setting the
'waldo.describe.during.indexing' option in your stardog.properties file.
* MODIFIED: Updated to Sesame 2.7.0, Jena 2.10.0, Lucene 4.2.0, Shiro 1.2.1.
* MODIFIED: Online & Offline no longer take a wait/no wait option, they
are synchronous actions. The current methods are left in the DBMS API,
but deprecated, to be removed in the next major version. If you are using
these methods from the CLI and need them to be asynchronous, background the
task. If you're using them programmatically, use a Thread.
* MODIFIED: 400 code is returned from the server if an invalid name is
provided for a database.