Results for “head”
Small, practical examples. Search by task or narrow things down below.
Count rows satisfying separate conditions
Postgres: SUM over CASE expressions calculates several conditional counts in one scan.
Postgres✓ Tested
Count rows satisfying separate conditions
SQLite: SUM over CASE expressions calculates several conditional counts in one scan.
SQLite✓ Tested
Count the rows in a table
SQL: COUNT(*) includes every row, including rows with NULL columns.
SQL✓ Tested
Count the rows in a table
SQL Server: COUNT(*) includes every row, including rows with NULL columns.
SQL Server✓ Tested
Count the rows in a table
Postgres: COUNT(*) includes every row, including rows with NULL columns.
Postgres✓ Tested
Count the rows in a table
SQLite: COUNT(*) includes every row, including rows with NULL columns.
SQLite✓ Tested
Create a dependency with a provider factory
Create a dependency with a provider factory with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Create a recovery branch for a recently moved commit
Git: The reflog can identify a previous local HEAD position while its entry and objects remain available.
Git✓ Tested
Create a small pure formatting pipe
Create a small pure formatting pipe with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Create a STRICT table
Require values compatible with declared column types.
STRICT✓ Tested
Create a table and insert its first row
SQL: Define column types and a primary key, then insert one row using an explicit column list.
SQL✓ Tested
Create a table and insert its first row
SQL Server: Define column types and a primary key, then insert one row using an explicit column list.
SQL Server✓ Tested