array lengths in postgres

2019-07-02

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~4 min read

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673 words

Yesterday, I wrote about the intersecting of Arrays in Postgres. Today, I wanted to go a step further and think about finding the maximum…

array intersection in postgres

2019-07-01

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~2 min read

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322 words

Recently, I was building an API to modify the data in a database. The field I was modifying happened to be an array, and I wanted to make…

the one about quotes in postgres - single, double, and handling `non_snake_case` fields

2019-06-30

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~2 min read

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255 words

Imagine the following situation - you’re trying to select columns from a Postgres table Let’s assume these are the only four fields you want…

entity relationship diagrams - what the lines mean

2019-06-29

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~2 min read

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235 words

Yesterday, in talking about Postgres and Subqueries I was trying to represent a relationship between tables. I knew intuitively what I was…

select and calculate with postgres using subqueries

2019-06-28

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~2 min read

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225 words

I wanted to be able to retrieve a set of records from a database along with specific details from a related table. I knew SQL could…

Hi there and thanks for reading! My name's Stephen. I live in Chicago with my wife, Kate, and dog, Finn. Want more? See about and get in touch!