Please fill in the vocabulary words with the paragraph

Data dictionary join query relational algebra Data inconsistency memo field select query Data mining metadata SQL Data warehouse object field transaction processing Decision support numeric field table Field primary key text field

When constructing a database (1) Primary Key it is important to ensure each record is identified uniquely. A( n) ( 2) _________ should be established as a unique field to be included with each record. In a database, digits such as 1234 are normally stored in a( n) ( 3) _________, but they also could be stored in a( n) ( 4) _________ if calculations do not need to be performed on the number. Extremely lengthy textual data is stored in a( n) ( 5) _________ whereas video files are appropriately stored in a( n) ( 6) _________. The ( 7) _________ fully describes each field in the database and its attributes. Data used to describe other data in this manner is referred to as ( 8) _________. Queries are used to prepare data for viewing or printing. A( n) ( 9) _________ usually displays requested information from only one table. For displaying related information that is stored in multiple tables, a( n) ( 10) _________ must be used. The most popular query language in use today is ( 11) _________. Queries generated by this language make use of English- language statements driven by the mathematical principles of ( 12) _________. When individual databases are not sufficient to maintain all the data that needs to be tracked, a( n) ( 13) _________ should be created. Databases are often key components of ( 14) _________ systems, which record routine business activities. A( n) ( 15) _________ system utilizes databases and other related systems to assist management with building business models and making critical decisions.