HQL supports the use of ANSI SQL row value constructor syntax (sometimes called tuple syntax), even though the underlying database may not support that notion.
HQL支持ANSI SQL行值构造语法的用法,(有时叫元组语法),甚至虽然底层数据不支持这种语法。
It had good ANSI SQL support, referential integrity, and good performance as long as the number of concurrent accesses didn't grow too large.
它有很好的ANSI SQL支持和引用完整性,并且只要并发用户的增长不太大它可以保持良好的性能。
file, on which the administrator can set many parameters that affect ANSI SQL compatibility. All database files (except for text table data files) must be kept in the same directory.
所有数据库文件(文本表数据文件除外)必须放在同一个目录中。