yaooqinn commented on code in PR #36373:
URL: https://github.com/apache/spark/pull/36373#discussion_r859577346
##########
sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkExecuteStatementOperation.scala:
##########
@@ -373,17 +306,69 @@ private[hive] class SparkExecuteStatementOperation(
}
object SparkExecuteStatementOperation {
- def getTableSchema(structType: StructType): TableSchema = {
- val schema = structType.map { field =>
- val attrTypeString = field.dataType match {
- case CalendarIntervalType => StringType.catalogString
- case _: YearMonthIntervalType => "interval_year_month"
- case _: DayTimeIntervalType => "interval_day_time"
- case _: TimestampNTZType => "timestamp"
- case other => other.catalogString
- }
- new FieldSchema(field.name, attrTypeString,
field.getComment.getOrElse(""))
+
+ def toTTypeId(typ: DataType): TTypeId = typ match {
+ case NullType => TTypeId.NULL_TYPE
+ case BooleanType => TTypeId.BOOLEAN_TYPE
+ case ByteType => TTypeId.TINYINT_TYPE
+ case ShortType => TTypeId.SMALLINT_TYPE
+ case IntegerType => TTypeId.INT_TYPE
+ case LongType => TTypeId.BIGINT_TYPE
+ case FloatType => TTypeId.FLOAT_TYPE
+ case DoubleType => TTypeId.DOUBLE_TYPE
+ case StringType => TTypeId.STRING_TYPE
+ case _: DecimalType => TTypeId.DECIMAL_TYPE
+ case DateType => TTypeId.DATE_TYPE
+ // TODO: Shall use TIMESTAMPLOCALTZ_TYPE, keep AS-IS now for
+ // unnecessary behavior change
+ case TimestampType => TTypeId.TIMESTAMP_TYPE
+ case TimestampNTZType => TTypeId.TIMESTAMP_TYPE
+ case BinaryType => TTypeId.BINARY_TYPE
+ case CalendarIntervalType => TTypeId.STRING_TYPE
+ case _: DayTimeIntervalType => TTypeId.INTERVAL_DAY_TIME_TYPE
+ case _: YearMonthIntervalType => TTypeId.INTERVAL_YEAR_MONTH_TYPE
+ case _: ArrayType => TTypeId.ARRAY_TYPE
+ case _: MapType => TTypeId.MAP_TYPE
+ case _: StructType => TTypeId.STRUCT_TYPE
+ case other =>
+ throw new IllegalArgumentException(s"Unrecognized type name:
${other.catalogString}")
+ }
+
+ private def toTTypeQualifiers(typ: DataType): TTypeQualifiers = {
+ val ret = new TTypeQualifiers()
+ val qualifiers = typ match {
+ case d: DecimalType =>
+ Map(
+ TCLIServiceConstants.PRECISION ->
TTypeQualifierValue.i32Value(d.precision),
+ TCLIServiceConstants.SCALE ->
TTypeQualifierValue.i32Value(d.scale)).asJava
+ case _ => Collections.emptyMap[String, TTypeQualifierValue]()
Review Comment:
if char/varchar can be seen via resultset metadata, we shall also provide
the char length here for client to take advantage of it
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