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postgresql
Getting started with postgresql
Awesome Book
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Awesome Tutorial
Awesome YouTube
Accessing Data Programmatically
Aggregate Functions
Backup and Restore
Backup script for a production DB
COALESCE
All null arguments
Multiple non null arguments
Single non null argument
Comments in postgresql
Common Table Expressions (WITH)
Connect to PostgreSQL from Java
Data Types
Dates, Timestamps, and Intervals
Event Triggers
Export PostgreSQL database table header and data to CSV file
EXTENSION dblink and postgres_fdw
Find String Length / Character Length
Inheritance
INSERT
JSON Support
Postgres cryptographic functions
Postgres Tip and Tricks
PostgreSQL High Availability
Programming with PL/pgSQL
Recursive queries
Role Management
SELECT
Table Creation
Triggers and Trigger Functions
UPDATE
Window Functions
postgresql
Getting started with postgresql
Awesome Book
Awesome Community
Awesome Course
Awesome Tutorial
Awesome YouTube
Accessing Data Programmatically
Aggregate Functions
Backup and Restore
Backup script for a production DB
COALESCE
All null arguments
Multiple non null arguments
Single non null argument
Comments in postgresql
Common Table Expressions (WITH)
Connect to PostgreSQL from Java
Data Types
Dates, Timestamps, and Intervals
Event Triggers
Export PostgreSQL database table header and data to CSV file
EXTENSION dblink and postgres_fdw
Find String Length / Character Length
Inheritance
INSERT
JSON Support
Postgres cryptographic functions
Postgres Tip and Tricks
PostgreSQL High Availability
Programming with PL/pgSQL
Recursive queries
Role Management
SELECT
Table Creation
Triggers and Trigger Functions
UPDATE
Window Functions
postgresql
COALESCE
Single non null argument
Fastest Entity Framework Extensions
Bulk Insert
Bulk Delete
Bulk Update
Bulk Merge
Example
PGSQL> SELECT COALESCE(NULL, NULL, 'HELLO WORLD'); coalesce -------- 'HELLO WORLD'
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