rdblue commented on a change in pull request #4154:
URL: https://github.com/apache/iceberg/pull/4154#discussion_r812476404
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File path:
spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/source/SparkWriteBuilder.java
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@@ -130,8 +131,31 @@ public Write build() {
Preconditions.checkArgument(handleTimestampWithoutZone ||
!SparkUtil.hasTimestampWithoutZone(table.schema()),
SparkUtil.TIMESTAMP_WITHOUT_TIMEZONE_ERROR);
- Schema writeSchema = SparkSchemaUtil.convert(table.schema(), dsSchema);
- TypeUtil.validateWriteSchema(table.schema(), writeSchema,
writeConf.checkNullability(), writeConf.checkOrdering());
+ Schema writeSchema;
+ boolean mergeSchema = writeInfo.options().getBoolean("mergeSchema",
Review comment:
`mergeSchema` is the Spark option that is used elsewhere. It is
supported here for compatibility with the Hive-like table formats.
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