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Expand docs for Hive schema evolution type conversions #19720

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Merged
mosabua merged 1 commit into from
Nov 15, 2023
Merged

Expand docs for Hive schema evolution type conversions #19720

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14 changes: 8 additions & 6 deletions docs/src/main/sphinx/connector/hive.md
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Original file line number Diff line number Diff line change
Expand Up @@ -636,19 +636,21 @@ type conversions.

* - Data type
- Converted to
* - `BOOLEAN`
- `VARCHAR`
* - `VARCHAR`
- `TINYINT`, `SMALLINT`, `INTEGER`, `BIGINT`, `TIMESTAMP`, `DATE`, as well as
- `TINYINT`, `SMALLINT`, `INTEGER`, `BIGINT`, `DOUBLE`, `TIMESTAMP`, `DATE`, as well as
narrowing conversions for `VARCHAR`
* - `CHAR`
- narrowing conversions for `CHAR`
* - `TINYINT`
- `VARCHAR`, `SMALLINT`, `INTEGER`, `BIGINT`
- `VARCHAR`, `SMALLINT`, `INTEGER`, `BIGINT`, `DOUBLE`
* - `SMALLINT`
- `VARCHAR`, `INTEGER`, `BIGINT`
- `VARCHAR`, `INTEGER`, `BIGINT`, `DOUBLE`
* - `INTEGER`
- `VARCHAR`, `BIGINT`
- `VARCHAR`, `BIGINT`, `DOUBLE`
* - `BIGINT`
- `VARCHAR`
- `VARCHAR`, `DOUBLE`
* - `REAL`
- `DOUBLE`, `DECIMAL`
* - `DOUBLE`
Expand All @@ -657,7 +659,7 @@ type conversions.
- `DOUBLE`, `REAL`, `VARCHAR`, `TINYINT`, `SMALLINT`, `INTEGER`, `BIGINT`, as
well as narrowing and widening conversions for `DECIMAL`
* - `TIMESTAMP`
- `VARCHAR`
- `VARCHAR`, `DATE`
:::

Any conversion failure results in null, which is the same behavior
Expand Down