menghaoranss commented on a change in pull request #11464:
URL: https://github.com/apache/shardingsphere/pull/11464#discussion_r675285741
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File path:
shardingsphere-infra/shardingsphere-infra-binder/src/main/java/org/apache/shardingsphere/infra/binder/statement/dml/SelectStatementContext.java
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@@ -113,6 +113,9 @@ public SelectStatementContext(final Map<String,
ShardingSphereMetaData> metaData
private ShardingSphereSchema getSchema(final Map<String,
ShardingSphereMetaData> metaDataMap, final String defaultSchemaName) {
String schemaName =
tablesContext.getSchemaName().orElse(defaultSchemaName);
ShardingSphereMetaData metaData = metaDataMap.get(schemaName);
+ if (null == metaData && tablesContext.getTables().isEmpty()) {
+ return null;
+ }
Preconditions.checkState(null != metaData, "Can not get meta data by
schema mame `%s`.", schemaName);
Review comment:
Unnecessary code？
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