KurtYoung commented on a change in pull request #10105:
[Flink-14599][table-planner-blink] Support precision of TimestampType in blink
planner
URL: https://github.com/apache/flink/pull/10105#discussion_r344430931
##########
File path:
flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/planner/expressions/converter/ExpressionConverter.java
##########
@@ -135,8 +138,26 @@ public RexNode visit(ValueLiteralExpression valueLiteral)
{
return
relBuilder.getRexBuilder().makeTimeLiteral(TimeString.fromCalendarFields(
valueAsCalendar(extractValue(valueLiteral, java.sql.Time.class))), 0);
case TIMESTAMP_WITHOUT_TIME_ZONE:
- return
relBuilder.getRexBuilder().makeTimestampLiteral(TimestampString.fromCalendarFields(
-
valueAsCalendar(extractValue(valueLiteral, java.sql.Timestamp.class))), 3);
+ TimestampType timestampType = (TimestampType)
type;
+ Class<?> clazz =
valueLiteral.getOutputDataType().getConversionClass();
+ LocalDateTime datetime = null;
+ if (clazz == LocalDateTime.class) {
+ datetime =
valueLiteral.getValueAs(LocalDateTime.class)
+ .orElseThrow(() -> new
TableException("Invalid literal."));
+ } else if (clazz == Timestamp.class) {
+ datetime =
valueLiteral.getValueAs(Timestamp.class)
+ .orElseThrow(() -> new
TableException("Invalid literal.")).toLocalDateTime();
+ } else {
+ throw new TableException("Invalid
literal.");
Review comment:
record the illegal class here?
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