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Bitwise operators

In honor of Lothar Collatz

sqrt() and int()

For loops

String Methods

break and continue

sleep()

Assignment Operators

while i and for i in range ()

Multi-line printing

Compact while()

int()

float() and round()

if-elif-else instructions

Time evaluation

end=, sep=, +, *, and /

Assignment (Shortcut) operators

Binary <==> Decimal Conversion

Data scientists vs analysts

Performance, error and warning events

Inner Join (vs Inline TVF)

Query performance

exec_query_stats

REORGANIZE vs REBUILD

Data Collector vs Activity Monitor

Database recovery

Version Store

Activity Monitor

Data change recording

Indexed v.s. Partitioned Views

Database Snapshot

Baseline performance

Common Table Expressions (CTEs)

#temp table v.s. @table

The backstage architecture

With Check Option

SQL Server Profiler

Memory-Optimized Tables -- Non-durable v.s. variable

Azure Portal

Service Editions and Tiers

Extreme Transaction Processing (XTP)

Lock Events Category

GRANT Object Permissions

Identify missing indexes

Query Store properties

SQL Syntax

Resource Pool

Stored procedure with OUTPUT and READONLY

Statistics updates

Extended Event

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Query performance

Often the first step you take to improve your SQL Server query performance is to add indexes to tables. This is also usually true for...

Memory-Optimized Tables -- Non-durable v.s. variable

In-Memory OLTP provides the following objects that can be used for memory-optimizing temp tables and table variables: Memory-optimized...

Extreme Transaction Processing (XTP)

The SQL Server XTP Databases performance object provides In-Memory OLTP database-specific counters. In other words, the SQL Server XTP...

DMVs for memory-optimized tables

The goal of using memory-optimized tables is to execute processes as quickly as possible. Therefore, you should enable collection of...

Natively compiled stored procedures

A memory-optimized table is a highly optimized data structure that SQL Server uses to store data completely in memory without paging to...

Collection of execution statistics for natively compiled stored procedures

Use the system stored procedures sys.sp_xtp_control_proc_exec_stats and sys.sp_xtp_control_query_exec_stats to enable or disable the...

Always on Availability groups

The ability to use both columnstore and nonclustered indexes in memory-optimized tables makes it much easier to support both OLTP and...

Cross-container transactions

A transaction is called a cross-container transaction if it: Accesses a memory-optimized table from interpreted Transact-SQL; or Executes...

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