Results for “exec form”
Small, practical examples. Search by task or narrow things down below.
Delete one row from a practice table
SQLite: Restrict DELETE with a primary-key condition and verify the remaining row count.
SQLite✓ Tested
Delete rows selected by a related table
SQL Server: A correlated EXISTS limits the delete to explicitly listed records.
SQL Server✓ Tested
Delete rows selected by a related table
Postgres: A correlated EXISTS limits the delete to explicitly listed records.
Postgres✓ Tested
Delete rows selected by a related table
SQLite: A correlated EXISTS limits the delete to explicitly listed records.
SQLite✓ Tested
Display a fallback for missing data
SQL Server: Return a supplied label when a column contains NULL.
SQL Server✓ Tested
Display a fallback for missing data
Postgres: Return a supplied label when a column contains NULL.
Postgres✓ Tested
Display a fallback for missing data
SQLite: Return a supplied label when a column contains NULL.
SQLite✓ Tested
Display a label in uppercase without changing its text
CSS: Text-transform changes visual casing while preserving the DOM’s source text.
CSS✓ Tested
Display a number with a fixed decimal width
JavaScript: toFixed returns a formatted string rather than a numeric value.
JavaScript✓ Tested
Display a number with a fixed decimal width
TypeScript: toFixed returns a formatted string rather than a numeric value.
TypeScript✓ Tested
Display code as text
Escape angle brackets in preformatted HTML code samples.
HTML✓ Tested
Distinguish row count from non-null value count
SQL Server: COUNT(*) includes every row while COUNT(column) skips NULL values.
SQL Server✓ Tested