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commit 1f44073ef8888ac4f6450d0199b1dba2e0bbdad6 Author: GuojunLi <[email protected]> AuthorDate: Sun Apr 23 14:32:58 2023 +0800 [docs] Guiding spark chaning column type (#993) --- docs/content/how-to/altering-tables.md | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/docs/content/how-to/altering-tables.md b/docs/content/how-to/altering-tables.md index 9efc9e112..774dd79df 100644 --- a/docs/content/how-to/altering-tables.md +++ b/docs/content/how-to/altering-tables.md @@ -240,3 +240,19 @@ ALTER TABLE my_table ALTER COLUMN col_a AFTER col_b; {{< /tab >}} {{< /tabs >}} + +## Changing Column Type + +The following SQL changes type of column `col_a` to `DOUBLE`. + +{{< tabs "change-column-type" >}} + +{{< tab "Spark3" >}} + +```sql +ALTER TABLE my_table ALTER COLUMN col_a TYPE 'DOUBLE'; +``` + +{{< /tab >}} + +{{< /tabs >}}
