Results for “Collections & data structures”
Small, practical examples. Search by task or narrow things down below.
Save and reload an image archive
Docker / Compose: save preserves image metadata and tags for later loading.
Docker / Compose✓ Tested
Search for a literal LIKE wildcard
SQL: Declare an escape character so a percent sign in the pattern is literal.
SQL✓ Tested
Search for a literal LIKE wildcard
SQL Server: Declare an escape character so a percent sign in the pattern is literal.
SQL Server✓ Tested
Search for a literal LIKE wildcard
Postgres: Declare an escape character so a percent sign in the pattern is literal.
Postgres✓ Tested
Search for a literal LIKE wildcard
SQLite: Declare an escape character so a percent sign in the pattern is literal.
SQLite✓ Tested
Search text without case sensitivity
Match a pattern with PostgreSQL ILIKE.
ILIKE✓ Tested
Select an inclusive range
Find rows with values between two endpoints.
BETWEEN✓ Tested
Select object properties
Create a smaller object with only the fields you need.
Select-Object✓ Tested
Select specific columns
Read only the fields a result needs.
SELECT✓ Tested
Select the highest values with TOP
Limit an ordered SQL Server result.
TOP✓ Tested
Select the top row in each group with a tie-breaker
SQL: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
SQL✓ Tested
Select the top row in each group with a tie-breaker
SQL Server: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
SQL Server✓ Tested