rocco408 commented on code in PR #11419: URL: https://github.com/apache/iceberg/pull/11419#discussion_r1830240450
########## spark/v3.3/spark/src/test/java/org/apache/iceberg/spark/source/TestDataFrameWriterV2.java: ########## @@ -226,4 +229,100 @@ public void testWriteWithCaseSensitiveOption() throws NoSuchTableException, Pars fields = Spark3Util.loadIcebergTable(sparkSession, tableName).schema().asStruct().fields(); Assert.assertEquals(4, fields.size()); } + + @Test + public void testMergeSchemaIgnoreDowncast() throws Exception { + //// test long to int ignore case + sql( + "ALTER TABLE %s SET TBLPROPERTIES ('%s'='true')", + tableName, TableProperties.SPARK_WRITE_ACCEPT_ANY_SCHEMA); + + Dataset<Row> bigintDF = + jsonToDF( + "id bigint, data string", + "{ \"id\": 1, \"data\": \"a\" }", + "{ \"id\": 2, \"data\": \"b\" }"); + + bigintDF.writeTo(tableName).append(); + + assertEquals( Review Comment: Thanks for calling this out, I verified it indeed fails when asserting against rows with the int variant like `row(1, "a")` so I think it doing the right thing. I'll assert on the schema as well 👍 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org