Results for “Lifecycle & observable data”
Small, practical examples. Search by task or narrow things down below.
Normalize ASCII text to uppercase
SQL Server: UPPER changes character case under the database’s text rules.
SQL Server✓ Tested
Normalize ASCII text to uppercase
Postgres: UPPER changes character case under the database’s text rules.
Postgres✓ Tested
Normalize ASCII text to uppercase
SQLite: UPPER changes character case under the database’s text rules.
SQLite✓ Tested
Number a sorted result
Assign a row number without changing stored data.
row_number✓ Tested
Number rows within each group
Assign ordered row numbers with a window function.
row_number✓ Tested
Page an ordered result
Skip rows and fetch a bounded page.
OFFSET✓ Tested
Parse JSON into an object
Access a named field in a JSON document.
JSON✓ Tested
Place missing values after known values portably
SQL: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQL✓ Tested
Place missing values after known values portably
SQL Server: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQL Server✓ Tested
Place missing values after known values portably
Postgres: A CASE sort key controls NULL placement without relying on engine-specific defaults.
Postgres✓ Tested
Place missing values after known values portably
SQLite: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQLite✓ Tested
Rank tied scores with competition gaps
SQL: RANK leaves a gap after tied rows, unlike DENSE_RANK.
SQL✓ Tested