Results for “union”

TypeScriptSafe data handling

Handle a result with a discriminated union ↗

Separate success data from an error message.

discriminated union✓ Tested

TypeScriptTypes & functions

Narrow a union using typeof ↗

Handle text and numeric values with separate branches.

union✓ Tested

CStructures & function interfaces

Track which union member is currently valid ↗

C: An explicit tag tells callers which overlaid union value to read.

C✓ Tested

C#Collections & data structures

Combine collections as a distinct set ↗

C#: Union retains each value once across both inputs.

C#✓ Tested

SQLBulk changes & set operations

Combine results while retaining duplicates ↗

SQL: UNION ALL does not spend work removing equal rows.

SQL✓ Tested

SQL ServerBulk changes & set operations

Combine results while retaining duplicates ↗

SQL Server: UNION ALL does not spend work removing equal rows.

SQL Server✓ Tested

PostgresBulk changes & set operations

Combine results while retaining duplicates ↗

Postgres: UNION ALL does not spend work removing equal rows.

Postgres✓ Tested

SQLiteBulk changes & set operations

Combine results while retaining duplicates ↗

SQLite: UNION ALL does not spend work removing equal rows.

SQLite✓ Tested

SQLChange & combine data

Combine results without duplicates ↗

Merge compatible result sets with UNION.

UNION✓ Tested

TypeScriptCollections & records

Type a dictionary with Record ↗

Limit a lookup table to a known set of keys.

Record✓ Tested