对于我们的产品和服务，如想了解更多的信息，欢迎联系sales@pervasync.com。您可以使用中文，为方便中国客户，我们有专人处理中文邮件。 

New in version 8.0.0 (released 3/22/2018)

• New Feature: Support React Native apps
• Set mysql transaction isolation level from default "REPEATABLE READ" to "READ COMMITTED". The former could cause dropping client side changes due to in-consistency.
• Added configuration option: pervasync.client.allow.altering.tables

New in version 7.0.3 (released 11/12/2017)

• New Enhancement: Two-phase processing of sync files in Sync engine to decrease locking time. 
• New Enhancement: Sort sync schemas and folders by name during refresh.
• New Enhancement: Folder processor would skip sub folders that don't match folder prefixes
• Bug Fix: Android Sqlite decimal truncation (to 7 digits) issue. Use getDouble() instead of getString() when retrieving from DB.
• New Enhancement: Prevent multiple sync agent sessions from happening at the same time.
• New Enhancement: Android “reset” operation will be followed with a “setup” unless sync conf parameter "pervasync.client.do.setup.after.reset" is set to false. 

New in version 7.0.2 (released 4/20/2017)

• Optimized DML order to better support referential constraints. New order: from parent to child, each table U followed by I; from child to parent, each table D.
• Fixed slow query to improve sync engine performance with large amount of sync files.
• Added MySQL config parameter: pervasync.foreign.key.checks.disabled. When set to true, foreign key checks are disabled during sync.

New in version 7.0.1 (released 5/30/2016)

• New Enhancement: Email notification now supports SSL and authentication
• New Enhancement: Added schemas and folder to SyncClient.synchronize()
• New Enhancement: Support escaped (quoted) keywords for column names
• Bug Fix: Android shared connection bug. java.lang.IllegalStateException:  attempt to re-open an already-closed object
• Bug Fix: Place holder lob files were marked deleted
• Bug Fix: Row values were not logged (for debugging) with the CheckIn 
• exception in certain cases.
• Bug Fix: "Property file entries must start with # or contain a = sign" error.

New in version 7.0.0 (released 7/12/2015)

• New Feature: Support Oracle Mobile Application Framework (Oracle MAF)
• New Feature: Enforce one table can only belong to one sync schema
• Bug fix: NullPointerException when accessing Pervasync Web Admin Console in Internet Explorer 11 (IE 11). 
• Bug fix: NullPointerException when running Pervasync in Tomcat 8.  
• Upgraded to Apache Trinidad 2.1.1.
• Bug fix: Empty files causing exception: "File exists on server but has not been processed by sync engine"