public static TableName getQualifiedTableName(ASTNode tabNameNode) throws SemanticException {
    // Ideally this would be removed, once the catalog is accessible in all use cases
    return getQualifiedTableName(tabNameNode, null);
  }
Get the name reference of a DB table node.
@param tabNameNode
@return a {@link TableName}, not null. The catalog will be missing from this.
@throws SemanticException
ql/src/java/org/apache/hadoop/hive/ql/parse/BaseSemanticAnalyzer.java