Change Log
This page will document all the changes to TigerGraph product including New Features and Bug Fixes.
Distributed Graph support, MultiGraph, and certain enterprise features are available in the Enterprise Edition only. They do not pertain to the Developer Edition.
Documentation Changes
07/02/20 RESTPP Built-in Endpoints - Corrected the URL for the GET Schema REST endpoint
07/02/20 Vertex Functions - Clarified the behavior of outdegree()
TigerGraph 2.5.4
Release Date: 2020-04-24
Enhancements
New 'force' parameter to RebuildNow so that engine to start the rebuild.
Improved version of /abortquery so that query can be aborted more quickly
Fixed
Fixes in Rebuild to address broken edge count
RESTPP memory leak due to yaml file
Builtin query crashed due to missing Graph Id
RESTPP crash for same vertex name in the global graph
Resolved the distributed query hanging issue which could block rebuild and schema change
Core: Skewed CPU usage for high-query throughput scenarios
TigerGraph 2.5.3
Release Date: 2020-02-26
Fixes:
Ensure catalog data backed up before schema change
Support creation of two local edges with same name with one being a reverse edge
Support Local vertex and edge type with same name in multiple graphs in
Support for multi-lingual string constant in Interpret query mode
Upgrade to Release 2.5.2 leads to inconsistent query results
Compute resource usage spikes on particular node in cluster
GCleanUp failed to cleanup all pointers when adjusting thread
TigerGraph 2.5.2
Release Date: 2020-01-27
TigerGraph 2.5.2 is not compatible with versions prior to 2.5.1. Customers who are using Pre-2.5.1 version and intending to migrate to 2.5.2 are advised to take backup of their existing version before upgrading to 2.5.2. This will enable them to downgrade back to the original Pre-2.5.1 version if needed.
New Features
GPE: Increase MemoryCheck frequency based on Resource Usage
GPE: Abort Query if Memory usage crosses critical threshold
GSE: Support Log compaction as part of startup for GSE
GraphStudio: Support Multi-edge pair in design schema.
Core: Support OS RHEL 8.0 in Installer
Enhancements
REST: Increase the RESTPP reload timeout
GSQL: Change error message to specify user when default tigergraph user is dropped
GSQL: Make user tigergraph droppable
GraphStudio: Do not change layout when adding/updating/deleting vertex and edge
Fixes
Core: GPE crashed running distributed LDBC query
GST: Incorrect vertex count in TigerGraph GraphStudio
Core: Shuffle deadlock causing full system memory use
Core: Replace GASSERT with GWARN in GDataBox
Core: BATCH_SIZE of Kafka loader set from GSQL console doesn't work
GPE: Schema Change failed due to Query Install OOM
GSQL: Quote in string key is not escaped
GraphStudio: Reverse edge filter doesn't work
Core: Don't display LDAP password in IUM
TigerGraph 2.5.1
Release Date: 2019-11-25
Fixed
Core: Distributed delete affects data consistency after GPE restart
Core: Shuffle hangs when sendingQueue is full
Core: Longevity test failing due to change in memory allocator (TCMalloc)
GPE: Crash after upgrade from 2.4.1 to 2.5
GPE: Serialization error when reading from input stream
GPE: Query state can result in race condition inside ReadOneDelta;
GPE: GPE crashes when a query calls a sub-query with a write operation
GSE: Script to resolve delete inconsistency between GSE and GPE
GSE: Multiple Kafka loading jobs fail
GSQL: Built-in function names in GSQL are case sensitive
GSQL: Interpret query doesn't work when authentication is on
GSQL: Deadlock when graph store is being cleared and authentication is on
GSQL: Token authentication returning null during Global schema change
GSQL: SSO login failure due to missing org.apache.santuario:xmlsec library
GraphStudio: Vertex to edge expansion settings are not retained
GBAR Backup: Backup failure if loading jobs are in progress
TigerGraph 2.5.0
Release Date 2019-09-18
Changes
New and modified features and described in the TigerGraph 2.5 Release Notes.
Fixed
Improvements to fix possible crash, deadlock, overflow, and memory leak situations
Improve query performance stability
Fix some query string passing and parsing issues
Correct some inconsistencies between the documented specification and actual behavior
Improve robustness of Kakfa and S3 Loaders
Clean up files and graph properly after certain failed operations
Fix some installation issues
TigerGraph 2.4.1
Release Date 2019-07-23
Changes
To select pattern matching support in a query, the syntax is now
CREATE QUERY ... SYNTAX v2instead ofCREATE QUERY ... SYNTAX("v2")
Fixed
GPE: Fix uint32 overflow
Loader: Allow temp_table to be used without flatten function
IDS: Disable empty UID
ZMQ: Fix crash on ill-formed message
Util: Fix Unix domain socket file not generated correctly in cron job
Util: Extend data size for GoutputStreamBuffer beyond 4GB
Connector: Fix first line is not ignored with has_header enabled
Connector: Fix failures on retrieving connector status
GSQL: Fix syntax version setting inconsistency issues
GSQL: Fix schema change with USING primary_id_as_attribute
GSQL: Fix JSON output format of requesttoken API
Admin Portal: Display correct counts of physical vertices and edges on each machine
TigerGraph 2.4.0
Release Date 2019-06-25
New Features
See Release Notes - TigerGraph 2.4
Fixed
GSQL: The built-in count() function gives the correct value in all cases.
GPE: startup hang
GSQL server start/stop command not working
LDAP config truncated by space
GSE: boolean values are not displayed correctly
Security issue CVE-2013-7459 caused by unused python crypto library
IUM status is displayed incorrectly in some cases;
TigerGraph 2.3.2
Release Date 2019-04-01
Issues
GSQL: The built-in count() function may give the incorrect value for clustered systems after some vertices have been deleted.
Fixed
GraphStudio: Send query pre-install dependency analysis result through WebSocket
GraphStudio: filter out improper attributes in when building filter expressions
GPE: fix wrong enumerator id issue
GPE: avoid using /tmp
GPE: handle exceptions for LIKE <expr>
GPE: Fix crash due to writing wrong size of STRING_LIST
GPE: Fix global schema change error which added local vertex twice
GSE (Developer Edition): Keep one copy of segment
TigerGraph 2.3.1
Release Date 2019-02-19
New Features
See Release Notes-TigerGraph 2.3
Issues
GSQL: The built-in count() function may give the incorrect value for clustered systems after some vertices have been deleted.
Fixed
Install: The IP list fetched by the installer could be incomplete.
Loading: Speed up batch-delta loading.
GraphStudio: Disable Install Query button for queryreader users.
GraphStudio: Re-initialize the database after import.
GraphStudio: Could not drop query with non-default username/password.
AdminPortal: Queries-Per-Second display didn't work if RESTPP authorization was enabled.
Schema change: Improve schema change stability by reducing schema change history and increasing gRPC max message limit.
GPE: Improve query HA stability.
GPE: Fix crash under certain conditions.
Core: Memory leak due to yamlcpp.
Core: compatibility issue between libc and ssh utility.
IUM: Fix exceptions due to legacy config entries.
TigerGraph 2.2.4
Release Date: 2018-12-13
Fixed
Distributed System: Fix possible deadlock and race conditions
GSE Storage Engine: Fix disk seek overflow
RESTPP: Optimize the memory consumption when system is idle
RESTPP: Optimize config reload time
GSQL: Fix query installation error with option -optimize
GSQL: Fix a code generation bug related to static variable
GSQL: Fix a compilation error when a statement is in nested if statement
GraphStudio: Security update for npm-run-all
GraphStudio: Change Help button to point to new docs.tigergraph.com site
Gadmin: Fix gadmin/ts3 restart and status error after changing port of TS3
TigerGraph 2.2.3
Release Date: 2018-11-30
Fixed
GraphStudio: Fix schema change bug (Note: In 2.2, GraphStudio now does not drop all data when making a schema change.)
GraphStudio: Fix display issue in Graph Explore when switch to a new graph
GraphStudio: Improve password security
GraphStudio: Modify URL to AdminPortal for better universal support
IUM: Fix kafka-loader configuration after cluster expansion
IUM: Resolve python module name conflict
IUM: Fix ssh_port is always 1 under bash interactive mode
GSE Storage Engine: Reduce memory consumption
RESTPP: Improve logging messages
TigerGraph 2.2
Release Date: 2018-11-05
New Features
See Release Notes-TigerGraph 2.2
Fixed
GraphStudio: When both a query draft and an installed query exist, Export Solution will keep the installed query code instead of the query draft
Admin Portal: Number of nodes in the cluster is reported as 0 when no graph yet exists
TigerGraph 2.1.8
Release Date: 2018-11-05
Issues
GBAR Backup fails if HA is enabled
GSE status shows unknown with HA enabled
TS3 fails to collect QPS when RESTPP Authentication is enabled (Admin Portal QPS monitor will be unavailable in this case).
GraphStudio: When both a query draft and an installed query exist, Export Solution will keep the installed query code instead of the query draft.
Admin Portal: Number of cluster nodes is reported as 0 when no graph exists.
Fixed
GSQL server error if schema is too large
In a cluster, not all servers may be aware of deleted vertices.
PAM limit set-up issue in installer
In MultiGraph, a local (FROM *, TO *) local edge has global side effects.
RESTPP's default API version is not set after installation
An engine bug which occasionally causes crash
Added
SSH port configuration in installer.
Installation script checks that the machine meets the minimum RAM (8GB) and CPU (2-core) requirements.
For Ubuntu 16.04/18.04, support logon with systemd service.
TigerGraph 2.1.7
Release Date: 2018-08-20
Issues
GBAR backup fails if HA is enabled.
TS3 fails to collect QPS when RESTPP Authentication is enabled (Admin Portal QPS monitor will be unavailable in this case).
GraphStudio: When both a query draft and an installed query exist, Export Solution will keep the installed query code instead of the query draft.
Admin Portal: Number of cluster nodes is reported as 0 when no graph exists.
Fixed
Cluster configuration with HA enabled is wrong if the number of nodes is odd (3, 5, 7, 9...).
GraphStudio and GSQL inconsistent checking for some keywords
GBAR backup and restore fail if special character is in tag name
TigerGraph 2.1.6
Release Date: 2018-08-15
Issues
Cluster configuration with HA enabled is wrong if the number of nodes is odd (3, 5, 7, 9...).
GraphStudio: When both a query draft and an installed query exist, Export Solution will keep the installed query code instead of the query draft.
TS3 fails to collect QPS when RESTPP Authentication is enabled (Admin Portal QPS monitor will be unavailable in this case).
Admin Portal: Number of cluster nodes is reported as 0 when no graph exists.
Fixed
GSQL null pointer exception during schema change if a directed edge is dropped but its partner reverse edge is kept.
Some complex attribute types cannot be correctly posted via /graph endpoint.
In some cases, tuple on reverse edge crashes GPE.
GraphStudio throws an authentication error if RESTPP authentication is enabled.
Added
License level control of MultiGraph functionality.
Tigergraph 2.1.5
Release Date: 2018-07-24
Known Issues
GSQL null pointer exception during schema change if a directed edge is dropped but its partner reverse edge is kept.
Some complex attribute types cannot be correctly posted via /graph endpoint.
In some cases, tuple on reverse edge crashes GPE.
Fixed
GraphStudio Export package is occasionally incomplete.
GSE status is always "not ready" if schema is too large.
Cannot modify RESTPP port configuration.
IUM error in a cluster when not running on node m1
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