发布于 2017-02-03 03:27:57 | 106 次阅读 | 评论: 0 | 来源: 网友投递
OrientDB基于Java的文档数据库
OrientDB是兼具文挡数据库的灵活性和图形数据库管理链接能力的可深层次扩展的文档-图形数据库管理系统(NoSQL数据库)。可选无模式、全模式或混合模式下。支持许多高级特性，诸如ACID事务、快速索引，原生和SQL查询功能。可以JSON格式导入、导出文档。若不执行昂贵的JOIN操作的话，如同关系数据库可在几毫秒内可检索数以百记的链接文档图。
OrientDB 2.2.16 发布了，
更新内容：
Studio
A new OrientDB logo that includes the text "Community" or "Enterprise" is now shown according to the OrientDB Edition in use - Issue #407
Scripts
"logs" command has been added in orientdb.sh - Community Contribution #7130
HA
More verbose logs when the download of a database is skipped because autoDeploy=false
Removed, by default, the ping to Hazelcast servers
Core
Fixed Issue on binary compare of dates - Internal Issue #8227
Changed create callback parameter of async save for receive the valid new rid instead of invalid presave rid - Issue #7105
Fixed bug on dirty management during delete using record api
Graph
Fixed regression introduced in 2.2.15 during vertex delete that caused stale pointers - Issue #7118
Fixed graph query of properties with kebab-case issue - Issue #7128
SQL
SQL UUID function was returnng a Java Object instead of a String - Issue #7116
Fixed a NPE on gremlin() function execution with invalid input - Issue #5714
Fixed a NPE on iteration of a mix of regular and lightweight edges - Issue #7018
SQL A* function on was returning wrong results if the same query was being executed multiple times - Issue #7103
ETL
Fixed NPE when database type is graph and "dbAutoDropIfExists": true is configured - Issue #7109 and Issue #7119
Lucene
Add to indexes new metadata fields _CLASS and _CLUSTER to enable partitioned queries - Issue #6594
Studio
Fulltext Lucene Index was being created as SBTREE - Issue #442
'SEVER' was added as log type in the Studio Servers Management's Logs tab - Internal Issue #8176
Edge properties were ignored when creating a new edge by clicking on a vertex from the Graph Editor - Issue #438
Under certain conditions, synchronization of a node was failing - Issues #6999 and #7073
An "ODistributedStartupException: Error on registering local node on cluster" was happening when starting a cluster node from a system where Java 7 (instead of 8) was installed. Compatibility with Java 7 has now been restored - Issue #7059
Fixed stall in case the current database is newer than the one in the cluster
On console.sh split memory option and ssl options - Issue #7084
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