Results for “cut”
Small, practical examples. Search by task or narrow things down below.
Name an intermediate query with a CTE
Make a filtered result reusable within one statement.
CTE✓ Tested
Normalize ASCII text to lowercase
SQL: LOWER is useful for display normalization; indexed case-insensitive search depends on the database collation and schema.
SQL✓ Tested
Normalize ASCII text to uppercase
SQL: UPPER changes character case under the database’s text rules.
SQL✓ Tested
Override the image entrypoint in Compose
Docker / Compose: entrypoint and command combine as executable and arguments.
Docker / Compose✓ Tested
Pair employees with their managers
SQL: Alias a table twice to represent two different roles in one relationship.
SQL✓ Tested
Place missing values after known values portably
SQL: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQL✓ Tested
Rank tied scores with competition gaps
SQL: RANK leaves a gap after tied rows, unlike DENSE_RANK.
SQL✓ Tested
Rank tied scores without gaps
SQL: DENSE_RANK assigns equal ranks to ties and increments by one for the next distinct score.
SQL✓ Tested
Read a page after a known unique key
SQL: A keyset predicate avoids scanning and discarding an increasing offset on a suitable index.
SQL✓ Tested
Read named columns from a table
SQL: Choose the columns needed and request a deterministic row order.
SQL✓ Tested
Read the last value of the complete partition
SQL: Specify an unbounded-following frame so LAST_VALUE does not stop at the current row.
SQL✓ Tested
Read the next row’s value
SQL: LEAD reads a later ordered row without a self join and supports a fallback at the end.
SQL✓ Tested