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Gouache painting: on a farm table two bundles of asparagus, each tied with twine around three spears, sit side by side

Integer Division: Keep Quotient and Remainder Together

September 22, 2009
Pinal Dave
SQL Tips and Tricks
SQL Datatype, SQL Function, SQL Scripts, SQL Server

Integer division and modulo can reconstruct the original signed dividend. These read-only cases keep both operands, quotient, remainder and reconstructed value together.

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A Minimal BI Stack on SQL Server

September 19, 2009
Pinal Dave
SQL Tips and Tricks
Business Intelligence, Data Warehousing, SQL Reports, SQL Server, SQL Server Agent

A minimal BI stack can start with SQL Server tables, stable views, one scheduled load, and one reporting tool that a small team can run.

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A string of dried chili peppers hung in order from smallest to largest, hands adding one fresh red pepper in place.

Ordered Comma Lists With STRING_AGG and WITHIN GROUP

September 18, 2009
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL NULL, SQL Server, SQL String

Build ordered comma lists with STRING_AGG and WITHIN GROUP, remove duplicates, handle nulls, and avoid fixed-length result limits.

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Bees crowding one narrow entrance of a wooden beehive while a second opening on the side stays almost empty.

High-Frequency Inserts Without Blocking

September 16, 2009
Pinal Dave
SQL Performance
SQL Index, SQL Lock, SQL Server, SQL Wait Stats, Transaction Log

High-frequency inserts can stall on the log, indexes, or last-page contention; learn to diagnose the wait and choose targeted SQL Server fixes.

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A cream jar and shallow bowl sit beside a slate-blue triangular panel, a looping sage cord and a small red bead.

geometry STDimension: Count Dimensions, Not Points

September 13, 2009
Pinal Dave
SQL Tips and Tricks
SQL Datatype, SQL Function, SQL Scripts, SQL Server

geometry STDimension describes dimensionality rather than the number of coordinates. A mixed collection reports its highest-dimensional element.

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A faded rowing boat on a lakeshore with leaves in the hull and a freshly coiled, still wet mooring rope

Finding Databases Nobody Uses

September 12, 2009
Pinal Dave
SQL Tips and Tricks
DBA, SQL Data Storage, SQL DMV, SQL Server

Finding databases nobody uses requires index activity, connection samples, job searches, and owner evidence before an offline trial.

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SQL SERVER - Difference between SQL Server Express and MySQL

SQL SERVER – Difference between SQL Server Express and MySQL

September 9, 2009
Pinal Dave
SQL Tips and Tricks
MySQL, SQL Server, SQL Utility

SQL Server Express and MySQL are both free relational databases for smaller or embedded apps, yet they differ in important ways. Here is how they compare.

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