tuichenchuxin commented on code in PR #28620:
URL: https://github.com/apache/shardingsphere/pull/28620#discussion_r1349604511
##########
infra/common/src/main/java/org/apache/shardingsphere/infra/metadata/statistics/builder/dialect/MySQLShardingSphereStatisticsBuilder.java:
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@@ -28,38 +28,60 @@
import
org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereSchema;
import
org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereTable;
-import java.util.Optional;
+import java.util.Arrays;
import java.util.Collections;
+import java.util.HashSet;
import java.util.Map.Entry;
+import java.util.Optional;
+import java.util.Set;
/**
* ShardingSphere statistics builder for MySQL.
*/
public final class MySQLShardingSphereStatisticsBuilder implements
ShardingSphereStatisticsBuilder {
+ private static final Set<String> CURRENT_SUPPORT = new
HashSet<>(Arrays.asList("PARAMETERS"));
+
private static final String SHARDING_SPHERE = "shardingsphere";
+ private static final String INFORMATION_SCHEMA = "information_schema";
+
private static final String CLUSTER_INFORMATION = "cluster_information";
@Override
public ShardingSphereStatistics build(final ShardingSphereMetaData
metaData) {
ShardingSphereStatistics result = new ShardingSphereStatistics();
Optional<ShardingSphereSchema> shardingSphereSchema =
Optional.ofNullable(metaData.getDatabase(SHARDING_SPHERE)).map(database ->
database.getSchema(SHARDING_SPHERE));
- if (!shardingSphereSchema.isPresent()) {
- return result;
+ if (shardingSphereSchema.isPresent()) {
+ ShardingSphereSchemaData schemaData = new
ShardingSphereSchemaData();
+ for (Entry<String, ShardingSphereTable> entry :
shardingSphereSchema.get().getTables().entrySet()) {
+ ShardingSphereTableData tableData = new
ShardingSphereTableData(entry.getValue().getName());
+ if (CLUSTER_INFORMATION.equals(entry.getKey())) {
+ tableData.getRows().add(new
ShardingSphereRowData(Collections.singletonList(ShardingSphereVersion.VERSION)));
+ }
+ schemaData.getTableData().put(entry.getKey(), tableData);
+ }
+ ShardingSphereDatabaseData databaseData = new
ShardingSphereDatabaseData();
+ databaseData.getSchemaData().put(SHARDING_SPHERE, schemaData);
+ result.getDatabaseData().put(SHARDING_SPHERE, databaseData);
}
- ShardingSphereSchemaData schemaData = new ShardingSphereSchemaData();
- for (Entry<String, ShardingSphereTable> entry :
shardingSphereSchema.get().getTables().entrySet()) {
- ShardingSphereTableData tableData = new
ShardingSphereTableData(entry.getValue().getName());
- if (CLUSTER_INFORMATION.equals(entry.getKey())) {
- tableData.getRows().add(new
ShardingSphereRowData(Collections.singletonList(ShardingSphereVersion.VERSION)));
+
+ Optional<ShardingSphereSchema> informationSchemaSchema =
Optional.ofNullable(metaData.getDatabase("information_schema")).map(database ->
database.getSchema("information_schema"));
Review Comment:
I think `information_schema` should in `shardingsphere` database.
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