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SQLSubqueries & ranked selection

Include missing values in a not-equal filter

SQL: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.

SQL✓ Tested
SQL ServerSubqueries & ranked selection

Include missing values in a not-equal filter

SQL Server: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.

SQL Server✓ Tested
PostgresSubqueries & ranked selection

Include missing values in a not-equal filter

Postgres: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.

Postgres✓ Tested
SQLiteSubqueries & ranked selection

Include missing values in a not-equal filter

SQLite: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.

SQLite✓ Tested
SQLRelationships & missing data

Include zero counts for missing relationships

SQL: Count the non-null child key after a left join so a missing relationship produces zero.

SQL✓ Tested
SQL ServerRelationships & missing data

Include zero counts for missing relationships

SQL Server: Count the non-null child key after a left join so a missing relationship produces zero.

SQL Server✓ Tested
PostgresRelationships & missing data

Include zero counts for missing relationships

Postgres: Count the non-null child key after a left join so a missing relationship produces zero.

Postgres✓ Tested
SQLiteRelationships & missing data

Include zero counts for missing relationships

SQLite: Count the non-null child key after a left join so a missing relationship produces zero.

SQLite✓ Tested
SQLBulk changes & set operations

Increment a stored value in the database

SQL: An in-database arithmetic update avoids a separate application read-modify-write step.

SQL✓ Tested
SQL ServerBulk changes & set operations

Increment a stored value in the database

SQL Server: An in-database arithmetic update avoids a separate application read-modify-write step.

SQL Server✓ Tested
PostgresBulk changes & set operations

Increment a stored value in the database

Postgres: An in-database arithmetic update avoids a separate application read-modify-write step.

Postgres✓ Tested
SQLiteBulk changes & set operations

Increment a stored value in the database

SQLite: An in-database arithmetic update avoids a separate application read-modify-write step.

SQLite✓ Tested