Results for “value”
Small, practical examples. Search by task or narrow things down below.
Apply a default when an insert omits a column
SQL Server: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.
SQL Server✓ Tested
Apply a default when an insert omits a column
Postgres: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.
Postgres✓ Tested
Apply a default when an insert omits a column
SQLite: A default supplies an omitted value; an explicit NULL still follows the column’s nullability rules.
SQLite✓ Tested
Assign a default to an empty or unset variable
Bash Scripts: The colon-equals expansion both supplies and assigns a fallback value.
Bash Scripts✓ Tested
Average a fixed set of readings
Accumulate sample values without overflowing a 16-bit total.
array✓ Tested
Build a JSON array from rows
Aggregate ordered text values into JSON.
json_group_array✓ Tested
Build a URL query string
Python: Use urlencode to percent-encode query parameter values correctly.
Python✓ Tested
Calculate a running total
Accumulate values in row order.
window✓ Tested
Calculate changes between successive readings
C++: adjacent_difference keeps the first value and then writes each difference from its predecessor.
C++✓ Tested
Calculate differences between adjacent readings
JavaScript: Slice off the first value and compare each remaining value with its predecessor.
JavaScript✓ Tested
Calculate differences between adjacent readings
TypeScript: Slice off the first value and compare each remaining value with its predecessor.
TypeScript✓ Tested
Calculate the number of calendar days between dates
C#: Subtract DayNumber values when the inputs are calendar dates.
C#✓ Tested