1. T-SQL: Simple Changes That Go a Long Way
DAVE VALENTINE
@ingeniousSQL
ingeniousSQL.com
linkedin.com/in/ingenioussql

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3. Agenda OUTPUT INTO Table Valued Parameter Window Functions
Common Table Expressions
COALESCE & ISNULL

4. Understand the Problem Before You Fix Create the Problem

5. About Dave… MCP MCSA: SQL Server 2012 Database / BI Developer
Adjunct Professor
@IngeniousSQL
IngeniousSQL.com

6. OUTPUT
INSERT, UPDATE, DELETE, MERGE SCOPE_IDENTITY IDENT_CURRENT INSERTED.* and DELETED.*

7. INTO INTO <New Table> Debugging Table Definitions
TVP and Table Variables
Indexes, Triggers and Constraints
Identities

8. Table Valued Parameter
Easily store and transfer rows of data User Defined Table Type UNIQUE and PRIMARY KEY Constraints No indexing No statistics Read only as procedure parameters

9. T-SQL Window Functions
Ranking RANK, ROW_NUMBER, NTILE, DENSE_RANK Aggregate AVG, MIN, SUM, COUNT, STDEV, VAR, MAX Analytic LEAD, FIRST_VALUE, LAG, LAST_VALUE

10. Common Table Expressions
CTE
Simplify query syntax
Multiple reference
Recursive queries
VIEW alternative

11. COALESCE & ISNULL COALESCE (expression [,…n])
ISNULL (expression, expression)
Data Types
Optional Parameter
CSV

12. T-SQL Simple Changes Demo

13. Summary INTO OUTPUT Table Valued Parameter Window Functions
Common Table Expressions
COALESCE & ISNULL

14. Questions DAVE VALENTINE @ingeniousSQL ingeniousSQL.com
linkedin.com/in/ingenioussql