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Spec: Clarify geography type serialization #16799

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Spec: Clarify geography type serialization #16799

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2 changes: 1 addition & 1 deletion format/spec.md
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Expand Up @@ -1685,7 +1685,7 @@ Types are serialized according to this table:
|**`map`**|`JSON object: {`<br />&nbsp;&nbsp;`"type": "map",`<br />&nbsp;&nbsp;`"key-id": <key id int>,`<br />&nbsp;&nbsp;`"key": <type JSON>,`<br />&nbsp;&nbsp;`"value-id": <val id int>,`<br />&nbsp;&nbsp;`"value-required": <bool>`<br />&nbsp;&nbsp;`"value": <type JSON>`<br />`}`|`{`<br />&nbsp;&nbsp;`"type": "map",`<br />&nbsp;&nbsp;`"key-id": 4,`<br />&nbsp;&nbsp;`"key": "string",`<br />&nbsp;&nbsp;`"value-id": 5,`<br />&nbsp;&nbsp;`"value-required": false,`<br />&nbsp;&nbsp;`"value": "double"`<br />`}`|
| **`variant`**| `JSON string: "variant"`|`"variant"`|
| **`geometry(C)`** |`JSON string: "geometry(<C>)"`|`"geometry(srid:4326)"`|
| **`geography(C, A)`** |`JSON string: "geography(<C>,<E>)"`|`"geography(srid:4326,spherical)"`|
| **`geography(C, A)`** |`JSON string: "geography(<C>, <A>)"`|`"geography(srid:4326, spherical)"`|

@kevinjqliu kevinjqliu Jun 13, 2026 •
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changed E to A to match


Note that default values are serialized using the JSON single-value serialization in [Appendix D](#appendix-d-single-value-serialization).

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