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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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Understanding and Configuring Oracle Access Control Lists (ACLs) for Email Sending Using UTL_MAIL

Understanding and Configuring Oracle Access Control Lists (ACLs) for Email Sending Using UTL_MAIL

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7 min read
Boosting PostgreSQL Performance: Optimising Queries with the != Operator

Boosting PostgreSQL Performance: Optimising Queries with the != Operator

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8 min read
How to create a table with SQL code?

How to create a table with SQL code?

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6 min read
Scenario 2: Mastering Backfilling for New dB Columns – Update Like a Pro!

Scenario 2: Mastering Backfilling for New dB Columns – Update Like a Pro!

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4 min read
How to Downsample Your Data Efficiently

How to Downsample Your Data Efficiently

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2 min read
Scenario 1: When You Need to Update Multiple Rows with Different Values – The Smart Way!

Scenario 1: When You Need to Update Multiple Rows with Different Values – The Smart Way!

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3 min read
Turbocharge Your App: Slash DB Calls with Raw SQL Magic!

Turbocharge Your App: Slash DB Calls with Raw SQL Magic!

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2 min read
Transaction Control Language TCL - COMMIT, ROLLBACK, and SAVEPOINT

Transaction Control Language TCL - COMMIT, ROLLBACK, and SAVEPOINT

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3 min read
CASE | DECODE | IF ELSE - Conditional Logic in PLSQL

CASE | DECODE | IF ELSE - Conditional Logic in PLSQL

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2 min read
Understanding Recursive Queries in PostgreSQL: A Process Hierarchy Example

Understanding Recursive Queries in PostgreSQL: A Process Hierarchy Example

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3 min read
Logical Processing order of a SQL query

Logical Processing order of a SQL query

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4 min read
PL/SQL Cursors

PL/SQL Cursors

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4 min read
DbVisualizer 24.2: A Complete Review

DbVisualizer 24.2: A Complete Review

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11 min read
PL/SQL Triggers

PL/SQL Triggers

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3 min read
Deleting Duplicate Data from MySQL

Deleting Duplicate Data from MySQL

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3 min read
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