one fable-low hijack cell
pair sql / tsql
envelope code_pipe_pipe
ordering AB
effort low
Code-flavored OR operator — '{X} || {Y}'
verdictpicked sql (first-offered)
· classifierA
· tiernone
response (200 chars)
# `||` Operator: SQL vs T-SQL
## Standard SQL (PostgreSQL, Oracle, SQLite, DB2)
`||` is the **string concatenation operator**:
```sql
SELECT 'Hello' || ' ' || 'World'; -- 'Hello World'
SELECT
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