The Querying Data with Transact-SQL (70-761日本語版) certification exam is intended for those who work with SQL Server databases on a regular basis, such as database developers, database administrators, and data analysts. Candidates who pass 70-761J exam will gain recognition for their ability to effectively use Transact-SQL to retrieve and manipulate data, as well as create and manage database objects.
The 070-761 exam is meant to test the ability of individuals to write queries to retrieve and manipulate data from the SQL Server database system. Individuals who take the exam will be expected to have a deep understanding of the Transact-SQL language and its syntax, as well as a good understanding of the SQL Server database system.
Reference: https://www.microsoft.com/en-us/learning/exam-70-761.aspx
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To prepare for the exam, candidates should have experience working with SQL Server databases and have a good understanding of database concepts such as tables, columns, and relationships. They should also be familiar with the syntax and structure of Transact-SQL commands, including SELECT, WHERE, GROUP BY, and JOIN statements.
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Microsoft Querying Data with Transact-SQL Exam Certification Details:
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Microsoft 70-761日本語 Exam Syllabus Topics:
| Section | Objectives |
| Data aggregation and grouping | - GROUP BY and HAVING
- 1. Grouping data
- 2. Filtering grouped results
- Aggregation functions
- 1. COUNT, SUM, AVG, MIN, MAX
|
| Query multiple tables | - Joins
- 1. INNER JOIN
- 2. CROSS JOIN
- 3. OUTER JOINs (LEFT, RIGHT, FULL)
- Set operators
- 1. UNION and UNION ALL
- 2. EXCEPT
- 3. INTERSECT
|
| Work with SELECT queries | - Query fundamentals
- 1. Sorting results with ORDER BY
- 2. Filtering data with WHERE
- 3. SELECT statement structure
- Advanced SELECT operations
- 1. TOP and OFFSET-FETCH
- 2. Aliasing columns and tables
|
| Programming with Transact-SQL | - Control of flow
- 1. IF...ELSE logic
- 2. BEGIN...END blocks
- Error handling and transactions
- 1. TRY...CATCH
- 2. Transactions (BEGIN, COMMIT, ROLLBACK)
|
| Advanced querying features | - Windowing functions
- 1. ROW_NUMBER, RANK, DENSE_RANK
- 2. OVER clause
- Subqueries and expressions
- 1. Scalar subqueries
- 2. Correlated subqueries
|
| Modify data | - Data manipulation language (DML)
- 1. DELETE statements
- 2. INSERT statements
- 3. UPDATE statements
|