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SQL ServerSubqueries & ranked selection

Include every row tied for the highest score

SQL Server: Compare with MAX rather than limiting to an arbitrary number of rows.

SQL Server✓ Tested
PostgresSubqueries & ranked selection

Include every row tied for the highest score

Postgres: Compare with MAX rather than limiting to an arbitrary number of rows.

Postgres✓ Tested
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
GitStashing selected work

Include untracked files in a stash

Git: The include-untracked option saves new files along with tracked edits.

Git✓ 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
Bash ScriptsGetting Started

Increase an integer variable

Bash Scripts: Increase an integer variable with a small standalone Bash program.

Bash Scripts✓ Tested
Bash ScriptsText parsing & arithmetic

Increment a counter without an unexpected errexit

Bash Scripts: An assignment avoids the zero-result exit status of a standalone arithmetic post-increment.

Bash Scripts✓ 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