Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

MINOR: Remove Variant type id gaps #483

Merged
merged 1 commit into from
Feb 13, 2025
Merged

MINOR: Remove Variant type id gaps #483

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 4 additions & 4 deletions VariantEncoding.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -424,10 +424,10 @@ The Decimal type contains a scale, but no precision. The implied precision of a
| Float | float | `14` | FLOAT | IEEE little-endian |
| Binary | binary | `15` | BINARY | 4 byte little-endian size, followed by bytes |
| String | string | `16` | STRING | 4 byte little-endian size, followed by UTF-8 encoded bytes |
| TimeNTZ | time without time zone | `21` | TIME(isAdjustedToUTC=false, MICROS) | 8-byte little-endian |
| Timestamp | timestamp with time zone | `22` | TIMESTAMP(isAdjustedToUTC=true, NANOS) | 8-byte little-endian |
| TimestampNTZ | timestamp without time zone | `23` | TIMESTAMP(isAdjustedToUTC=false, NANOS) | 8-byte little-endian |
| UUID | uuid | `24` | UUID | 16-byte big-endian |
| TimeNTZ | time without time zone | `17` | TIME(isAdjustedToUTC=false, MICROS) | 8-byte little-endian |
| Timestamp | timestamp with time zone | `18` | TIMESTAMP(isAdjustedToUTC=true, NANOS) | 8-byte little-endian |
| TimestampNTZ | timestamp without time zone | `19` | TIMESTAMP(isAdjustedToUTC=false, NANOS) | 8-byte little-endian |
| UUID | uuid | `20` | UUID | 16-byte big-endian |

The *Equivalence Class* column indicates logical equivalence of physically encoded types.
For example, a user expression operating on a string value containing "hello" should behave the same, whether it is encoded with the short string optimization, or long string encoding.
Expand Down