- Jun 15, 2017 Surrogate Key: A surrogate key is a unique identifier used in databases for a modeled entity or an object. It is a unique key whose only significance is to act as the primary identifier of an object or entity and is not derived from any other data in the database and may or may not be used as the primary key. The usual surrogate key used is a.
- 1) When different source systems use different keys for the same record. When we integrate the systems, instead of picking one set of keys, it is often better to use a surrogate key. 2) When we have Type 2 Slowly Changing Dimensions. In those cases, we’ll want to use the surrogate key to ensure that we keep the history of the change.
Type a name for the surrogate key column in the Generated Output Column Name property. Type or browse for the source name. Select the source type. If the source type is a database sequence, define the Database Type properties. If the key source is a flat file, specify how keys are generated. Going to generate duplicate surrogate keys. There are chances where one of the process doesnt see the other process generating the same key unless it it updated as max value in the lookup table.
(Redirected from StoredProc)
A stored procedure (also termed proc, storp, sproc, StoPro, StoredProc, StoreProc, sp, or SP) is a subroutine available to applications that access a relational database management system (RDBMS). Such procedures are stored in the database data dictionary.
Stored Proc For Generating Surrogate Keys Repeatable Free
Uses for stored procedures include. Retrieved 11 September 2019.
External links[edit]
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