Sql keyword - Study guides, Class notes & Summaries

Schema The definition of how data in a database will be organized. - Create - Read - Update - Delete The basis of interacting with databases can be defined using the CRUD acronym. What does CRUD stand for? Brainpower 0:02 / 0:15 DATE: YYYY-MM-DD DATETIME: YYYY-MM-DD HH:MM:SS What is the DATE datatype syntax? What is the DATETIME datatype syntax? It will have 3 numbers before the decimal and 2 after. What does DECIMAL(3,2) indicate? Stored Procedures ...

Relativity Certified Administrator (RCA) 10.3 Exam Questions 100% Answered Client - answerCompany, organization, or person involved in a legal dispute. This is the first object you create because both matters and workspaces must be associated with this when they are created. Workspace - answerData repository used to store, display, search, organize, and categorize documents related to a specific matter. Workspace Objects - answerBased on the template used to set up the workspace Template...

CHAPTER SEVEN SQL FOR DATABASE CONSTRUCTION AND APPLICATION PROCESSING Prepared By David J. Auer Western Washington University DAVID M. KROENKE AND DAVID J. AUERScholarStockChapter Seven – SQL For Database Construction and Application Processing  CHAPTER OBJECTIVES  To be able to create and manage table structures using SQL statements  To understand how referential integrity actions are implemented in SQL statements  To be able to create and use SQL constraints  To und...

Which SQL keyword is used to sort the result-set in descending order using the NAME column? a. SORT BY NAME DESC b. ORDER BY NAME DESC c. ORDER DESC NAME d. ORDER NAME DESC - Answer b. ORDER BY NAME DESC The following keyword selects records that have matching values in both tables. a. LEFT JOIN b. INNER JOIN c. RIGHT JOIN d. SELF JOIN - Answer b. INNER JOIN With SQL, how can you delete the records from "Students" table where the "LastName" is Willi...

DBI202 EXAM TEST BANK 486 QUESTIONS WITH 100% CORRECT ANSWERS UPDATE What SQL keyword can be used to return data from two non-related tables as a combined set of rows? A. DISTINCT ALL B. DISTINCT C. UNION ALL D. COMBINED - Answer C A database transaction, by definition, must be ACID (atomic, consistent isolated and durable). What does 'Consistent" mean? A. 'Consistent' means that: Transactions provide an "all-or-nothing" proposition, stating that each work-unit performed in a d...

A SQL script contains one or more SQL statements. - ANSWER true SELECT vendor_name, invoice_number FROM invoices LEFT JOIN vendors ON r_id = r_id (Refer to code example 4-1.) If the LEFT keyword is replaced with the RIGHT keyword, the total number of rows that are returned must equal - ANSWER the number of rows in the Vendors table

3 Vs - Three basic characteristics of Big Data databases: volume, velocity, and variety. abstract data type (ADT) - Data type that describes a set of similar objects with shared and encapsulated data representation and methods. A(n)___ is generally used to describe complex objects. See also class. ad hoc query - A "spur-of-the-moment" question. alias - An alternative name for a column or table in a SQL statement. ALTER TABLE - The SQL command used to make changes to table structure. When...

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The _______ includes the protocol, domain, and all subdomains, as well as the resource path ID and name of the document. URL A computer system is a collection of hardware and software components that work together to meet the needs of the user. Computer System The __________________ is the electronic circuit responsible for executing computer program instructions. Central Processing Unit Which device permits packet switching so that a message can be routed to the next link in a network? R...

WGU D191 Advanced Data Management Comprehensive Test WGU D191 Advanced Data Management Comprehensive Test what is important about non-aggregate columns in reference to the GROUP BY clause? - ANSWER - non-aggregate fields must always be included in the GROUP BY clause; otherwise SQL interpreter will return an error (it will not know how to group the results) GROUPING SETS - ANSWER - SQL keyword that is a better alternative to UNION ALL statements syntax for GROUPING SETS - ANSWER - SELE...