NebulaGraph 3.3.0 release notes¶

Enhancement¶

• Optimized GO statement join performance. #4599 #4750
• Supported using GET SUBGRAPH to filter vertices. #4357
• Supported using GetNeighbors to filter vertices. #4671
• Optimized the loop handling of FIND SHORTEST PATH. #4672
• Supported the conversion between timestamp and date time. #4626
• Supported the reference of local variable in pattern expressions. #4498
• Added flags of experimental features, enable_toss for TOSS and enable_data_balance for BALANCE DATA. #4728
• Stats log print to console when the process is started. #4550
• Supported the JSON_EXTRACT function. #4743

Bugfix¶

• Fixed the crash of variable types collected. #4724
• Fixed the crash in the optimization phase of multiple MATCH. #4780
• Fixed the bug of aggregate expression type deduce. #4706
• Fixed the incorrect result of the OPTIONAL MATCH statement. #4670
• Fixed the bug of parameter expression in the LOOKUP statement. #4664
• Fixed the bug that YIELD DISTINCT returned a distinct result set in the LOOKUP statement. #4651
• Fixed the bug that ColumnExpression encode and decode are not matched. #4413
• Fixed the bug that id() filter was incorrect in the GO statement. #4768
• Fixed the bug that full scan of MATCH statement when there is a relational In predicate. #4748
• Fixed the optimizer error of MATCH statement.#4771
• Fixed wrong output when using pattern expression as the filter in MATCH statement. #4778
• Fixed the bug that tag, edge, tag index and edge index display incorrectly. #4616
• Fixed the bug of date time format. #4524
• Fixed the bug that the return value of the date time vertex was changed. #4448
• Fixed the bug that the startup service failed when the log directory not existed and enable_breakpad was enabled. #4623
• Fixed the bug that after the metad stopped, the status remained online. #4610
• Fixed the corruption of the log file. #4409
• Fixed the bug that ENABLE_CCACHE option didn't work. #4648
• Abandoned uppercase letters in full-text index names. #4628
• Disable COUNT(DISTINCT *) . #4553

Change¶

• Vertices without tags are not supported by default. If you want to use the vertex without tags, add --graph_use_vertex_key=true to the configuration files (nebula-graphd.conf) of all Graph services in the cluster, add --use_vertex_key=true to the configuration files (nebula-storaged.conf) of all Storage services in the cluster. #4629

Legacy versions¶

Release notes of legacy versions

Last update: December 8, 2022