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

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Flexible Interval Aggregation — From SQL to SPL #5
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Flexible Interval Aggregation — From SQL to SPL #5

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2 min read
Complement a certain average value to ensure that the total sum remains unchanged:SQL VS SPL

Complement a certain average value to ensure that the total sum remains unchanged:SQL VS SPL

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2 min read
Data Transformation

Data Transformation

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1 min read
Amazing Structured Outputs with Snowflake's COMPLETE Function

Amazing Structured Outputs with Snowflake's COMPLETE Function

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4 min read
Stop Being Afraid of Databases
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Stop Being Afraid of Databases

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3 min read
Convert Cross Cell to Row Header, Row Header to Column — From SQL to SPL #4
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Convert Cross Cell to Row Header, Row Header to Column — From SQL to SPL #4

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2 min read
Migrating from MySQL to PostgreSQL Key Query Differences and Considerations

Migrating from MySQL to PostgreSQL Key Query Differences and Considerations

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3 min read
[SQL] Essential Terms in the Relational Database Model and Characteristics of a relation

[SQL] Essential Terms in the Relational Database Model and Characteristics of a relation

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3 min read
Mastering Data Integration with Azure Data Factory

Mastering Data Integration with Azure Data Factory

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2 min read
Streaming SQL in Stateful DataFlows
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Streaming SQL in Stateful DataFlows

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2 min read
Creating an IRIS Cross Functional App in <150 Lines of Code

Creating an IRIS Cross Functional App in <150 Lines of Code

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11 min read
IKO - Lessons Learned (Part 1 - Helm)

IKO - Lessons Learned (Part 1 - Helm)

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4 min read
[SQL] - Inner Join, Left Join, Non-Equi Join, Self Join

[SQL] - Inner Join, Left Join, Non-Equi Join, Self Join

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5 min read
ucwords di mysql

ucwords di mysql

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1 min read
Like IDE for FlinkSQL: Support Pycharm! FlikSQLHelper v2025.1.0 released
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Like IDE for FlinkSQL: Support Pycharm! FlikSQLHelper v2025.1.0 released

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1 min read
The Shift to Real-Time: Comparing RisingWave, BigQuery, Snowflake, and Databricks Features for Real-Time Analytics
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The Shift to Real-Time: Comparing RisingWave, BigQuery, Snowflake, and Databricks Features for Real-Time Analytics

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4 min read
Choosing Integer Types in MySQL & PostgreSQL
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Choosing Integer Types in MySQL & PostgreSQL

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4 min read
Basics of Animal Tracking Databases

Basics of Animal Tracking Databases

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4 min read
Using IRIS and Presto for high-performance and scalable SQL queries

Using IRIS and Presto for high-performance and scalable SQL queries

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10 min read
Choice of Table Column Types and Order When Migrating to PostgreSQL

Choice of Table Column Types and Order When Migrating to PostgreSQL

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2 min read
Complement a certain average value to ensure that the total sum remains unchanged — From SQL to SPL #3
Cover image for Complement a certain average value to ensure that the total sum remains unchanged — From SQL to SPL #3

Complement a certain average value to ensure that the total sum remains unchanged — From SQL to SPL #3

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Comments 1
2 min read
SQL Data Comparison: What It Is and Why It Matters

SQL Data Comparison: What It Is and Why It Matters

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1 min read
Postpone and Prosper: Make your life easier with deferring SQL constraints
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Postpone and Prosper: Make your life easier with deferring SQL constraints

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3 min read
esProc SPL, the challenger of SQLite

esProc SPL, the challenger of SQLite

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10 min read
Track Production Operations Outcome Progression with Conditional NULLs - From SQL to SPL #2
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Track Production Operations Outcome Progression with Conditional NULLs - From SQL to SPL #2

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2 min read
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