開源數據庫,Apache Derby 10.10.1.1 發布

jopen 11年前發布 | 11K 次閱讀 Apache Derby

Apache Derby項目欣然宣布功能版本10.10.1.1 發布

Apache Derby是Apache DB項目子項目。Derby是一個純Java的關系數據庫引擎,遵循ISO/ANSI SQL 和 JDBC標準。

Derby 10.10.1.1 可以從以下網址獲得:

   http://db.apache.org/derby/derby_downloads.html.

Derby 10.10.1.1包含以下新的特性:

    JDBC 4.2 支持 - Derby supports the Java 8 enhancements to JDBC.
   
小設備配置文件 - Derby runs on the small CP2 profile of Java 8. See the corresponding
JEP at http://openjdk.java.net/jeps/161
    用戶定義聚合 - Applications can create their own aggregate operators. See
the "CREATE DERBY AGGREGATE" section in the Derby Reference Manual.
   
可變參數例程 - SQL routines can be bound to user-written Java methods which have
variable length argument lists.
    可選工具 - Derby has new, optional tools to support data migration and metadata
queries. See the "Optional tools" section in the Derby Tools and Utilities Guide.
   
SYSCS_UTIL.SYSCS_INVALIDATE_STORED_STATEMENTS - Derby has a new system procedure for
invalidating stored prepared statements when you think that your metadata queries or triggers
are misbehaving--for example if they throw a NoSuchMethodError on execution. See the section
on this new system procedure in the Derby Reference Manual.
    更快的查詢編譯 - A number of changes have made SQL compilation faster.
   
未加密數據庫 - Encryption can be turned off on existing databases. See the
section on the decryptDatabase attribute in the Derby Reference Manual.

此外, Derby 10.10.1.1包含很多的bug,安全性和文件的修復。



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