apilloud commented on a change in pull request #15486:
URL: https://github.com/apache/beam/pull/15486#discussion_r706525088
##########
File path:
sdks/java/extensions/sql/src/main/java/org/apache/beam/sdk/extensions/sql/impl/rel/BeamCalcRel.java
##########
@@ -207,20 +204,28 @@ public Calc copy(RelTraitSet traitSet, RelNode input,
RexProgram program) {
private final Schema outputSchema;
private final boolean verifyRowValues;
private final List<String> jarPaths;
+
+ @FieldAccess("row")
+ private final FieldAccessDescriptor fieldAccess;
+
private transient @Nullable ScriptEvaluator se = null;
public CalcFn(
String processElementBlock,
Schema outputSchema,
boolean verifyRowValues,
- List<String> jarPaths) {
+ List<String> jarPaths,
+ FieldAccessDescriptor fieldAccess) {
this.processElementBlock = processElementBlock;
this.outputSchema = outputSchema;
this.verifyRowValues = verifyRowValues;
this.jarPaths = jarPaths;
+ this.fieldAccess = fieldAccess;
+
+ compile(processElementBlock, jarPaths);
Review comment:
Done.
##########
File path:
sdks/java/extensions/sql/zetasql/src/main/java/org/apache/beam/sdk/extensions/sql/zetasql/BeamZetaSqlCalcRel.java
##########
@@ -190,10 +193,22 @@ private static TimestampedFuture create(Instant t,
Future<Value> f) {
this.outputSchema = outputSchema;
this.defaultTimezone = defaultTimezone;
this.verifyRowValues = verifyRowValues;
+
+ PreparedExpression exp = prepareExpression(sql, nullParams, inputSchema,
defaultTimezone);
+
+ ImmutableList.Builder<Integer> columns = new ImmutableList.Builder<>();
+ for (String c : exp.getReferencedColumns()) {
+ columns.add(Integer.parseInt(c.substring(1)));
+ }
+ this.referencedColumns = columns.build();
+ this.fieldAccess =
FieldAccessDescriptor.withFieldIds(this.referencedColumns);
+
+ exp.close();
Review comment:
Done.
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