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A common table expression, or CTE, (in SQL) is a temporary named result set, derived from a simple query and defined within the execution scope of a SELECT, INSERT, UPDATE, or DELETE statement. CTEs can be thought of as alternatives to derived tables , views, and inline user-defined functions.
A human resources management system ensures everyday human resources processes are manageable and easy to access. The field merges human resources as a discipline and, in particular, its basic HR activities and processes with the information technology field. This software category is analogous to how data processing systems evolved into the ...
Oracle Cloud HCM is a full-stack suite of native cloud-based applications for recruiting and talent workforce management. [2] [3] The SaaS offering [4] is designed to provide support in one platform for employees and organizations during an employee's entire career, from hiring to career development to retiring.
In relational database theory, a functional dependency is a constraint between two sets of attributes in a relation from a database. In other words, a functional dependency is a constraint between two attributes in a relation. Given a relation R and sets of attributes , X is said to functionally determine Y (written X → Y) if and only if each ...
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t. e. Human resources ( HR) is the set of people who make up the workforce of an organization, business sector, industry, or economy. [1] [2] A narrower concept is human capital, the knowledge and skills which the individuals command. [3] Similar terms include manpower, labor, labor-power, or personnel . The Human Resources department (HR ...
The data-flow diagram is a tool that is part of structured analysis and data modeling. When using UML, the activity diagram typically takes over the role of the data-flow diagram. A special form of data-flow plan is a site-oriented data-flow plan. Data-flow diagrams can be regarded as inverted Petri nets, because places in such networks ...
Data mart. A data mart is a structure/access pattern specific to data warehouse environments, used to retrieve client-facing data. The data mart is a subset of the data warehouse and is usually oriented to a specific business line or team. Whereas data warehouses have an enterprise-wide depth, the information in data marts pertains to a single ...