Results for “Parsing & byte data”
Small, practical examples. Search by task or narrow things down below.
Insert only keys absent from a destination
SQL Server: NOT EXISTS supports a set-based missing-row insert in a single-writer example.
SQL Server✓ Tested
Insert only keys absent from a destination
Postgres: NOT EXISTS supports a set-based missing-row insert in a single-writer example.
Postgres✓ Tested
Insert only keys absent from a destination
SQLite: NOT EXISTS supports a set-based missing-row insert in a single-writer example.
SQLite✓ Tested
Insert or update on a key conflict
Use a unique key to update an existing row.
ON CONFLICT✓ Tested
Inspect a file length without reading it
C#: Use FileInfo.Length to retrieve a logical size in bytes.
C#✓ Tested
Inspect components of a URI
Java: Use URI parsing instead of splitting a URL at punctuation manually.
Java✓ Tested
Inspect deleted rows
Return values from the rows a DELETE removes.
DELETE✓ Tested
Inspect the operating system recorded in an image
Docker / Compose: Image metadata records the OS expected by its executable layers.
Docker / Compose✓ Tested
Join related rows from two tables
SQL: Match a category key to its display label with an explicit join condition.
SQL✓ Tested
Join related rows from two tables
SQL Server: Match a category key to its display label with an explicit join condition.
SQL Server✓ Tested
Join rows in a chosen order
Aggregate text with STRING_AGG and WITHIN GROUP.
STRING_AGG✓ Tested
Join text rows in a chosen order
Combine values using string_agg.
string_agg✓ Tested