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Special Announcement: SQL Server Performance Tuning Tips and Tricks Webinar
SQL Server Functions - System Tips
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Aggregate
Count of rows with the SQL Server COUNT Function
SQL Server TSQL Aggregate Functions
Calculations
Max, Min, and Avg SQL Server Functions
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Using SOUNDEX and DIFFERENCE to Standardize Data in SQL Server
Concatentation
Concatenate SQL Server Columns into a String with CONCAT()
Using SQL Server Concatenation Efficiently
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Concatenation of Different SQL Server Data Types
New Data Type Conversion Functions in SQL Server 2012
Date Range
SQL Servers Lag and Lead Functions to Help Identify Date Differences
Logical
New Logical Functions in SQL Server 2012 (IIF and CHOOSE)
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Getting SQL Server Metadata With Python
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SQL Server 2008 System Functions to Monitor the Instance, Database, Files, etc.
Understanding and Using SQL Server sys.dm_exec_requests
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SQL Server Rounding Functions - Round, Ceiling and Floor
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Overview of SQL Server Table-Valued Functions sys.dm_exec_cursors and sys.dm_db_log_info
Understanding and Using sys.dm_exec_sessions in SQL Server
Performance
SQL Server COUNT() Function Performance Comparison
Random Data
Different ways to get random data for SQL Server data sampling
Randomly Retrieve SQL Server Records
Retrieving random data from SQL Server with TABLESAMPLE
Ranking
Calculate the Statistical Mode in SQL Server using T-SQL
Forgotten SQL Server Functions - VARP, SOUNDEX and NTILE
Percent_Rank and Cume_Dist functions in SQL Server 2012
SQL Server 2005 and 2008 Ranking Functions DENSE_RANK and NTILE
SQL Server 2012 Analytical Functions - Percentile_Cont and Percentile_Disc
SQL Server 2012 Functions - First_Value and Last_Value
SQL Server 2012 Functions - Lead and Lag
SQL Server Ranking Functions Row_Number and Rank
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Dynamically controlling the number of rows affected by a SQL Server query
Server
Additional SERVERPROPERTY properties in SQL Server
Statistics
T-SQL Starter Statistics Package for SQL Server
Strings
Dealing with the single-character delimiter in SQL Server's STRING_SPLIT function
Deciding between COALESCE and ISNULL in SQL Server
Name Parsing for Result Sets with Different Name Formats
Name Parsing for up to Two Different Persons from One Name String with SQL Server T-SQL
Name Parsing with SQL Server Functions and T-SQL Programming
New FORMAT and CONCAT Functions in SQL Server 2012
Parsing string data with the new SQL Server 2016 STRING_SPLIT function
Performance Comparison of the SQL Server PARSE, CAST, CONVERT and TRY_PARSE, TRY_CAST, TRY_CONVERT Functions
Solve old problems with SQL Server’s new STRING_AGG and STRING_SPLIT functions
SQL Server 2016 STRING_SPLIT Function
SQL Server Text Data Manipulation
The Many Uses of Coalesce in SQL Server
Using FOR XML PATH and STRING_AGG() to denormalize SQL Server data
System
CHECKSUM Functions in SQL Server 2005
SQL Server 2008 Functions for Tables, Views, Indexes, Columns, Stored Procedures
Using the OBJECT_SCHEMA_NAME function to return the SQL Server schema name
Using the SQL Server APP_NAME function to control stored procedure execution
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