https://logicstack.org/ 2026-03-11 weekly 1.0 https://logicstack.org/portfolio 2026-03-11 monthly 0.8 https://logicstack.org/blog 2026-03-11 weekly 0.8 https://logicstack.org/contact 2026-03-11 yearly 0.8 https://logicstack.org/privacy 2026-03-11 yearly 0.5 https://logicstack.org/terms 2026-03-11 yearly 0.5 http://logicstack.org/blog/machine-learning-engineer-vs-data-analyst-which-career-is-right-for-you 2026-03-12 monthly 0.80 https://logicstack.org/blog/day-1-sql-for-data-analysis 2026-03-12 monthly 0.80 https://logicstack.org/blog/day-2-filtering-data-with-the-where-clause 2026-03-13 monthly 0.80 https://logicstack.org/blog/day-3-advanced-filtering-with-and-or-complex-logic 2026-03-14 monthly 0.80 https://logicstack.org/blog/day-4-sorting-data-with-the-order-by-clause 2026-03-15 monthly 0.80 https://logicstack.org/blog/day-5-doing-math-with-sql-count-sum-avg-max-min 2026-03-16 monthly 0.80 https://logicstack.org/blog/day-6-the-group-by-clause-in-sql 2026-03-17 monthly 0.80 https://logicstack.org/blog/day-7-the-having-clause-in-sql-filtering-grouped-data 2026-03-18 monthly 0.80 https://logicstack.org/challenge/day-1-sql-for-data-analysis 2026-03-18 monthly 0.80 https://logicstack.org/blog/day-8-joins-in-sql 2026-03-20 monthly 0.80 https://logicstack.org/python-compiler 2026-03-20 monthly 0.90 https://logicstack.org/blog/day-9-advanced-sql-joins-multiple-tables-self-joins 2026-03-22 monthly 0.90 https://logicstack.org/blog/day-10-advanced-sql-mastering-subqueries-and-ctes-for-complex-data-analysis 2026-03-23 monthly 0.90 https://logicstack.org/Challenge/all 2026-03-23 monthly 0.90 https://logicstack.org/about 2026-03-23 monthly 0.90 https://logicstack.org/blog/day-11-sql-window-functions-clearly-explained 2026-03-24 monthly 0.90 https://logicstack.org/blog/python-roadmap-2026-complete-beginner-to-advanced-guide 2026-03-24 monthly 0.90 https://logicstack.org/blog/day-12-sql-real-world-case-studies-combining-your-skills 2026-03-25 monthly 0.90 https://logicstack.org/blog/day-13-sql-case-when-statement-conditional-logic-explained 2026-03-26 monthly 0.90 https://logicstack.org/blog/day-14-sql-data-manipulation-the-undo-button-update-delete-rollback 2026-03-27 monthly 0.90 https://logicstack.org/blog/day-15-relational-database-architecture-primary-keys-foreign-keys-views-explained 2026-03-28 monthly 0.90 https://logicstack.org/blog/day-16-sql-constraints-explained-unique-not-null-check-and-default 2026-03-28 monthly 0.90 https://logicstack.org/blog/sql-indexes-explained-speed-up-your-queries-from-minutes-to-milliseconds 2026-03-31 monthly 0.90 https://logicstack.org/blog/day-18-sql-triggers-explained-automating-database-actions-like-magic 2026-04-01 monthly 0.90 https://logicstack.org/blog/day-19-sql-date-and-time-functions-explained-master-timestamps-and-intervals 2026-04-02 monthly 0.90 https://logicstack.org/blog/day-20-sql-transactions-explained-mastering-commit-and-rollback 2026-04-03 monthly 0.90 https://logicstack.org/blog/day-21-sql-views-explained-simplifying-complex-queries-with-virtual-tables 2026-04-04 monthly 0.90 https://logicstack.org/blog/day-22-sql-data-cleaning-explained-master-string-functions-and-regex 2026-04-05 monthly 0.90 https://logicstack.org/blog/day-23-working-with-json-data-in-sql-extracting-objects-and-arrays 2026-04-06 monthly 0.90 https://logicstack.org/blog/day-24-data-pivoting-in-sql-turning-rows-into-columns-for-dashboards 2026-04-07 monthly 0.90 https://logicstack.org/course/data-analysis-python 2026-04-07 monthly 0.90 https://logicstack.org/blog/day-1-introduction-to-data-analysis-using-python 2026-04-07 monthly 0.90 https://logicstack.org/blog/day-2-python-data-structures-for-analysts-lists-tuples-and-dictionaries 2026-04-07 monthly 0.90