Dmitry Medvedev 9c84f7b794 added file with theory BD 'shard'

2026-07-10 00:26:24 +05:00

..

2.1.theory_bd_indexes.sql

added files theory bd with indexes and partitions

2026-07-09 23:38:46 +05:00

2.2.theory_bd_partitions.sql

added files theory bd with indexes and partitions

2026-07-09 23:38:46 +05:00

2.3.theory_bd_shard.sql

added file with theory BD 'shard'

2026-07-10 00:26:24 +05:00

10.1.Transactions.sql

added files with transactions and 1 part of pet project (additional tasks)

2026-06-26 00:55:31 +05:00

10.2.Blocks.sql

added file with blocks

2026-06-26 01:56:44 +05:00

10.3.Optimization of select.sql

added optimization of select

2026-06-28 23:15:55 +05:00

10.4.Explain.sql

added explain and poryadok sql

2026-06-30 13:54:42 +05:00

10.5.Porydok.sql

added 11ый task in 10.5 Poryadok

2026-07-03 00:06:47 +05:00

10.6.Logic_and_Physics_joins.sql

added Logic_and_Physics_joins

2026-07-04 13:47:18 +05:00

11.0 Pet project DDL DML.sql

added dml and dml for pet project

2026-06-18 15:02:52 +05:00

11.1 Pet project Activity users.sql

fixed code pet project Activity users

2026-06-29 00:01:36 +05:00

11.2 Pet project Effective courses.sql

fix mistakes in pet project effective courses

2026-06-29 00:52:22 +05:00

11.3 Pet project platform_summary.sql

added matherialized view pet project platform summary

2026-06-20 14:13:21 +05:00

11.4 Pet project Cohort_analysis.sql

fix mistakes with cohort analysis

2026-06-29 01:29:36 +05:00

11.5 Pet project Lesson_popularity_ranking.sql

fix mistakes in 11.5 lesson popularity rank

2026-06-29 01:40:06 +05:00

11.6 Pet project Conversion_funnel.sql

added Mater VIEW 'conversion_funnel' in Pet Project

2026-06-24 15:50:06 +05:00

11.7 Pet Project Additional tasks.sql

added dopolnitelnie zadaniya pet project

2026-06-29 23:25:17 +05:00

agregation.sql

…

base_sql.sql

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ddl.sql

made changes PRIMARY KEY and FOREIGN KEY

2026-06-04 13:19:30 +05:00

dml.sql

made changes

2026-06-04 13:21:19 +05:00

filtering.sql

made changes in task 3, added WHERE with IN

2026-06-04 13:25:41 +05:00

function: date.sql

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joins.sql

added window functions sql

2026-06-12 14:41:23 +05:00

underSelect and CTE.sql

added underSELECT and CTE tasks

2026-06-07 23:20:00 +05:00

union.sql

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views.sql

fixed mistakes

2026-06-29 01:43:27 +05:00

window functions.sql

added window functions sql

2026-06-12 14:41:23 +05:00