RDQL允许简明地表达复杂的查询，查询引擎执行访问数据模型的繁重工作。
RDQL allows complex queries to be expressed concisely, with a query engine performing the hard work of accessing the data model.
它回显正在被执行的Versa查询，并显示引擎知道的名称空间声明。
It echoes the Versa query being executed, and shows the namespace declarations that the engine is aware of.
“动态”意味着查询作为字符串发送给数据库引擎；必须对它进行解析，并生成查询执行计划。
"Dynamic" means that the query is sent into the database engine as a string; it must be parsed and have a query execution plan generated.
为了在内嵌引擎中执行查询，需要设置相关的参数并预编译查询。
To make the queries executable in the embedded engine, you need to set the related parameters and precompile the queries.
如果有，它将其转发给 Apache SOAP引擎，然后此引擎分析XML 有效载体，并在其本地注册表（启动时从DeployedServices.ds文件读入）上使用目标Web服务地址来执行查询。
The engine then parses the XML payload and uses the target Web service address to perform a lookup in its local registry (populated at startup when it reads the DeployedServices.ds file).
当用户执行搜索时，搜索引擎不仅要过滤的网页查询相关的设置，但也排名(顺序)他们从最好到最差。
When a user performs a search, the search engine must not only filter a set of pages that are relevant to the query, but also rank (order) them from best to worst.
当一个查询执行一个特定的碎片，它不考虑频率和其他搜索引擎的信息碎片。
When a query is executed on a specific shard, it does not take into account term frequencies and other search engine information from the other shards.
该引擎作为一个模块嵌在无功优化软件中，主要完成解释执行SQL语句、数据存取、数据组织及查询处理等功能。
As a module embedded in reactive power optimization software, the engine performs the key functions of parsing and processing SQL, data access, data organization and query management.
表格计算引擎在执行查询时按照查询类型分别采用自动顺序、指定顺序的不同算法完成公式计算。
The spreadsheet engine executes the queries with different algorithms, which is automatic or sequential, according to their kinds.
表格计算引擎在执行查询时按照查询类型分别采用自动顺序、指定顺序的不同算法完成公式计算。
The spreadsheet engine executes the queries with different algorithms, which is automatic or sequential, according to their kinds.
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