Ddia
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2026-02-03 - DDIA_6
chp 2 - part 4: worry about scale when its time to worry about it, if you are startup in the early stages, worrying about scale is rather premature have more than 1 machine complicates and slows...
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2026-02-02 - 2026-02-22-DDIA_5
chp 2 - section 3: reliability - it keeps running even if there is an issue, and the entire system does not grind to a halt a fault - a part of the system not working a failure - the how whole system...
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2026-01-27 - 2026-01-27-DDIA_4
chp 2 cont'd: user care about response time, thats what they see since throughput is the domain of the system its something they can not see throughput what hardware can handle, increasing throughput...
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2026-01-26 - 2026-01-26-DDIA_3
chp 2 start non-functional requirements seem obvious and doing them a given but understanding them and listing them explicitly is important some non-functional reqs this book will cover: perf,...
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2026-01-24 DDIA_2
chapter 1 cont'd systems of record aka source of truth is the main db derived data systems (more than what you initially thought it was) cache denormalized values indexes materialized...
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2026-01-22 - DDIA_1
Takeaways: there is a distinction between a data engineer and an analytics engineer: data eng: connect operational to the analytics systems analytics eng: transform the data for business and data...
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