Results for “table variable”
Small, practical examples. Search by task or narrow things down below.
Export a value to child processes
Bash Scripts: Only exported shell variables are inherited through the environment.
Bash Scripts✓ Tested
Expose a reusable filtered view
SQL: A view stores a query definition rather than a snapshot of its rows.
SQL✓ Tested
Extract a known substring
PowerShell: Substring uses a zero-based starting index and a character count.
PowerShell✓ Tested
Filter aggregate groups
Keep only categories with multiple products.
HAVING✓ Tested
Filter by a numeric comparison
SQL: Keep rows whose quantity exceeds a chosen threshold.
SQL✓ Tested
Filter groups after aggregation
SQL: Use HAVING to test a group’s calculated total.
SQL✓ Tested
Filter items in a pipeline
Keep numbers that meet a condition.
Where-Object✓ Tested
Filter pipeline values
PowerShell: Filter pipeline values using PowerShell 7.
PowerShell✓ Tested
Filter rows before grouping
SQL: WHERE limits the rows contributing to the aggregate; it differs from filtering completed groups with HAVING.
SQL✓ Tested
Filter rows with WHERE
Keep products below a chosen price.
WHERE✓ Tested
Find matching files recursively
PowerShell: Select files explicitly and sort their names for predictable presentation.
PowerShell✓ Tested
Find missing values with IS NULL
SQL: Use IS NULL rather than equality to test for missing data.
SQL✓ Tested