OLAP Performance Which of these helps OLAP speed up queries, in terms of performance? => 2. Aggregation OLAP Operations - 1 This OLAP operation involves computing all of the data relationships for one or more dimensions. => 4. roll-up OLAP Operations - 2 This OLAP Operation rotates the data, and delivers an alternative to the original presentation. => 1. pivot OLAP Cube Metadata What is the sour..
Index Architecture Types How many index architecture type classifications are there in MS SQL Server? => 2. 2 Indexes - 2 Which of the following statement is true about row locators in non-clustered indexes in MS SQL Server? => 3. If the table has a clustered index, or the index is on an indexed view, the row locator is the clustered index key for the row. Indexes - 3 Consider the following two ..
Relational Algebra - 3 Which is a join condition contains an equality operator? => 1. Equijoins Relational Algebra - 4 In precedence of set operators the expression is evaluated from: => 2. Left to right Database Query Languages Using which language can a user request information from a database ? => 1. Query Procedural Language Which one of the following is a procedural language ? => 3. Relatio..
Basics of Sets and Relations #1 A, B 합집합의 개수? {1,2,3,4,5,6,7,8} => 8 Basics of Sets and Relations #2 A, B 교집합의 개수? {2,3,4,5,6} => 5 Basics of Sets and Relations #3 A, B 차집합의 개수? {1} => 1 Basics of Sets and Relations #4 A x B 카테시안 곱으로 나올 수 있는 총 수는? 6 x 7 = 42 Basics of Sets and Relations #5 σ 는 표준편차라고 한다. σ(Number 2 select count(*) from Student where number < 3000; Basics of Sets and Relations #6..
- Total
- Today
- Yesterday
- 넥스트BT
- 리비안
- SQL Server
- 넷플릭스
- 대원화성
- 몰누피라비르
- 미중무역전쟁
- mysql
- DATABASE
- HK이노엔
- 해커랭크
- TSQL
- hackerrank
- tensorflow
- 에코캡
- 분석탭
- Tableau
- 테슬라
- 경구치료제
- python3
- MSSQL
- Weather Observation Station
- 코로나19
- 매매일지
- string
- insert
- 동국알앤에스
- list
- python
- MS SQL Server
일 | 월 | 화 | 수 | 목 | 금 | 토 |
---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | |
7 | 8 | 9 | 10 | 11 | 12 | 13 |
14 | 15 | 16 | 17 | 18 | 19 | 20 |
21 | 22 | 23 | 24 | 25 | 26 | 27 |
28 | 29 | 30 |