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Database Testing: SQL, MongoDB, and JSON Stores

From SQL and transactions to MongoDB, JSONB, CouchDB, Couchbase, Redis, Elasticsearch, migrations, recovery, and evidence-based database QA.

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From SQL and transactions to MongoDB, JSONB, CouchDB, Couchbase, Redis, Elasticsearch, migrations, recovery, and evidence-based database QA.

Course curriculum

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Lesson 11. Database systems and a tester’s data model

Theory, worked example, and practice

  • ArticleDatabase systems and a tester’s data model
  • Knowledge checkCheckpoint: Database systems and a tester’s data model
Lesson 22. SQL reading: SELECT, predicates, NULL, and ordering

Theory, worked example, and practice

  • ArticleSQL reading: SELECT, predicates, NULL, and ordering
  • Knowledge checkCheckpoint: SQL reading: SELECT, predicates, NULL, and ordering
Lesson 33. Joins, subqueries, sets, and duplicate semantics

Theory, worked example, and practice

  • ArticleJoins, subqueries, sets, and duplicate semantics
  • Knowledge checkCheckpoint: Joins, subqueries, sets, and duplicate semantics
Lesson 44. Aggregation, CTEs, and window functions

Theory, worked example, and practice

  • ArticleAggregation, CTEs, and window functions
  • Knowledge checkCheckpoint: Aggregation, CTEs, and window functions
Lesson 55. Schema, types, keys, and constraints

Theory, worked example, and practice

  • ArticleSchema, types, keys, and constraints
  • Knowledge checkCheckpoint: Schema, types, keys, and constraints
Lesson 66. CRUD, transactions, isolation, and anomalies

Theory, worked example, and practice

  • ArticleCRUD, transactions, isolation, and anomalies
  • Knowledge checkCheckpoint: CRUD, transactions, isolation, and anomalies
Lesson 77. Indexes, EXPLAIN, and query performance

Theory, worked example, and practice

  • ArticleIndexes, EXPLAIN, and query performance
  • Knowledge checkCheckpoint: Indexes, EXPLAIN, and query performance
Lesson 88. Migrations, seed data, and backward compatibility

Theory, worked example, and practice

  • ArticleMigrations, seed data, and backward compatibility
  • Knowledge checkCheckpoint: Migrations, seed data, and backward compatibility
Lesson 99. PostgreSQL JSON and JSONB

Theory, worked example, and practice

  • ArticlePostgreSQL JSON and JSONB
  • Knowledge checkCheckpoint: PostgreSQL JSON and JSONB
Lesson 1010. MongoDB modeling, CRUD, and validation

Theory, worked example, and practice

  • ArticleMongoDB modeling, CRUD, and validation
  • Knowledge checkCheckpoint: MongoDB modeling, CRUD, and validation
Lesson 1111. MongoDB aggregation, indexes, and explain

Theory, worked example, and practice

  • ArticleMongoDB aggregation, indexes, and explain
  • Knowledge checkCheckpoint: MongoDB aggregation, indexes, and explain
Lesson 1212. MongoDB transactions, replication, and sharding

Theory, worked example, and practice

  • ArticleMongoDB transactions, replication, and sharding
  • Knowledge checkCheckpoint: MongoDB transactions, replication, and sharding
Lesson 1313. CouchDB and Couchbase JSON documents

Theory, worked example, and practice

  • ArticleCouchDB and Couchbase JSON documents
  • Knowledge checkCheckpoint: CouchDB and Couchbase JSON documents
Lesson 1414. Redis data types, JSON, caching, and persistence

Theory, worked example, and practice

  • ArticleRedis data types, JSON, caching, and persistence
  • Knowledge checkCheckpoint: Redis data types, JSON, caching, and persistence
Lesson 1515. Elasticsearch documents, mappings, and search correctness

Theory, worked example, and practice

  • ArticleElasticsearch documents, mappings, and search correctness
  • Knowledge checkCheckpoint: Elasticsearch documents, mappings, and search correctness
Lesson 1616. Database QA strategy, security, recovery, and capstone

Theory, worked example, and practice

  • ArticleDatabase QA strategy, security, recovery, and capstone
  • Knowledge checkCheckpoint: Database QA strategy, security, recovery, and capstone