Mondrain Schema Basic Elements

< Schema > is the topmost element, mondrian version 4.0 and above must be added, metamodelVersion = '4.0' attribute

Physical elements

< PhysicalSchema > is used to define the physical table used in the model, which can contain the following

< Table > uses a table directly

< Query > Use the result set of the query, which can be obtained from multiple tables

< InlineTable > inline table

< Link > connects two tables

< ExpressionView > SQL expression collection

< Column > A column associated with the SQL expression

< SQL > The SQL dialect expression for a particular database.

The top-level element of the < Rows > row

< Row > inlineTable The row of the dataset of the inline table

< Value > inlineTable The value of one column of the dataset in the inline table

Logical elements

< Cube > The primary business view for analysis, a cube is a collection of dimensions and measures.

< Dimensions > A collection of dimensions

< Dimension > dimension definition

< Hierarchy > Hierarchy element

< Level > Level

< Key > This is the primary key of one or more columns of attributes, which can uniquely determine an attribute

< Name > This is an attribute name

The title of the < Caption > attribute

<OrderBy> 用于排序的“属性”的成员的列

<Property> 成员的属性该定义是对一个层次或级别，但该属性将可提供给所有成员。

<MeasureGroups> 指标组集合

<MeasureGroup> 在事实表存储的指标

<ForeignKeyLink> 定义一个外键，使用事实表中的一个字段

<NamedSet> 有一个MDX返回的一组值，作为一个数据集

<Closure> 将层次的父子关系影射到一个表上

Access control

<Role> 一种访问控制配置文件

<SchemaGrant> Schema的权限

<CubeGrant> Cube的权限

<HierarchyGrant> 层次的权限

<Union> 一组权限的组合

Extensions

<UserDefinedFunction> 用户自定义函数

<Script> 通过脚本程序实现用户定义函数

Miscellaneous

<Annotation> 用户自定义属性关联到一个元数据中

<MeasureExpression> 通过sql表达式计算度量