AMashenkov commented on a change in pull request #184:
URL: https://github.com/apache/ignite-3/pull/184#discussion_r658226078
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File path:
modules/schema/src/main/java/org/apache/ignite/internal/schema/registry/SchemaRegistryImpl.java
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@@ -87,28 +83,37 @@ public SchemaRegistryImpl(int initialVer, Function<Integer,
SchemaDescriptor> hi
throw new SchemaRegistryException("Failed to find schema: ver=" +
ver);
}
- /**
- * Gets schema descriptor for the latest version if initialized.
- *
- * @return Schema descriptor if initialized, {@code null} otherwise.
- * @throws SchemaRegistryException If failed.
- */
+ /** {@inheritDoc} */
@Override public @Nullable SchemaDescriptor schema() {
final int lastVer0 = lastVer;
if (lastVer0 == INITIAL_SCHEMA_VERSION)
Review comment:
Without this check the method call may end up with an exception.
However, in LiveSchema mode we have to detect somehow if the schema is
non-initialized, to register the first version on the first operation.
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