2024 Analysisexception catalog namespace is not supported.

Oct 16, 2020 · I'm trying to load parquet file stored in hdfs. This is my schema: name type ----- ID BIGINT point SMALLINT check TINYINT What i want to execute is: df = sqlContext.read.parquet... . Hime marie dredd is much better up her ass

Sep 13, 2019 · These global views live in the database with the name global_temp so i would recommend to reference the tables in your queries as global_temp.table_name.I am not sure if it solves your problem, but you can try it. I need to read dataset into a DataFrame, then write the data to Delta Lake. But I have the following exception : AnalysisException: 'Incompatible format detected. You are trying to write to `d...Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers.We are using Spark-sql and Parquet data-format. Avro is used as the schema format. We are trying to use “aliases” on field names and are running into issues while trying to use alias-name in SELECT. Sample schema, where each field has both a name and a alias: { "namespace": "com.test.profile", ...Dec 14, 2022 · [0m18:33:42.551967 [debug] [Thread-1 (]: Databricks adapter: diagnostic-info: org.apache.hive.service.cli.HiveSQLException: Error running query: org.apache.spark.sql.AnalysisException: Catalog namespace is not supported. Overview of Unity Catalog. Unity Catalog provides centralized access control, auditing, lineage, and data discovery capabilities across Azure Databricks workspaces. Define once, secure everywhere: Unity Catalog offers a single place to administer data access policies that apply across all workspaces. Standards-compliant security model: Unity ...Dec 31, 2019 · This will be implemented the future versions using Spark 3.0. To create a Delta table, you must write out a DataFrame in Delta format. An example in Python being. df.write.format ("delta").save ("/some/data/path") Here's a link to the create table documentation for Python, Scala, and Java. Share. Improve this answer. Returned not the time of moments ignored; The past is a ruling you can’t argue: Make time for times that memory will store. Think back to the missed and regret will pour. But now you know all that you should have knew: When there are no more, a moment’s worth more. Events gathered then now play an encore When eyelids dark dive. Thankful are ...I'm trying to load parquet file stored in hdfs. This is my schema: name type ----- ID BIGINT point SMALLINT check TINYINT What i want to execute is: df = sqlContext.read.parquet...I have not worked with spark.catalog yet but looking at the source code here, looks like the options kwarg is only used when schema is not provided. if schema is None: df = self._jcatalog.createTable(tableName, source, description, options). It doesnot look like they are using that kwarg for partitioning –If the catalog supports views and contains a view for the old identifier and not a table, this throws NoSuchTableException. Additionally, if the new identifier is a table or a view, this throws TableAlreadyExistsException. If the catalog does not support table renames between namespaces, it throws UnsupportedOperationException.org.apache.spark.sql.AnalysisException: It is not allowed to add database prefix `global_temp` for the TEMPORARY view name.; at org.apache.spark.sql.execution.command.CreateViewCommand.<init> (views.scala:122) I tried to refer table with appending " global_temp. " but throws same above error i.eCatalog implementations are not required to maintain the existence of namespaces independent of objects in a namespace. For example, a function catalog that loads functions using reflection and uses Java packages as namespaces is not required to support the methods to create, alter, or drop a namespace.You’re using untyped Scala UDF, which does not have the input type information. Spark may blindly pass null to the Scala closure with primitive-type argument, and the closure will see the default value of the Java type for the null argument, e.g. udf ( (x: Int) => x, IntegerType), the result is 0 for null input.The AttachDistributedSequence is a special extension used by Pandas on Spark to create a distributed index. Right now it's not supported on the Shared clusters enabled for Unity Catalog due the restricted set of operations enabled on such clusters. The workarounds are: Use single-user Unity Catalog enabled cluster.Jan 20, 2020 · THANK YOU! This is the answer that keeps on giving. I am using Vectornator to create my SVG files and it outputs a lot of vectornator:layerName So, I went through and every time I found a colon that wasn't in a URL, but was naming something, I changed it to camelCase (like vectornatorLayerName) and the SVG works now! The column was not included in the select list of a subquery. The column has been renamed using the table alias or column alias. The column reference is correlated, and you did not specify LATERAL. The column reference is to an object that is not visible because it appears earlier in the same select list or within a scalar subquery. MitigationMay 22, 2020 · I'm running EMR cluster with the 'AWS Glue Data Catalog as the Metastore for Hive' option enable. Connecting through a Spark Notebook working fine e.g spark.sql("show databases") spark.catalog.setCurrentDatabase(<databasename>) spark.sql... Mar 23, 2016 · 1 Answer. Sorted by: 2. To be able to store text in your language you have to use nchar or nvarchar data type, which support UNICODE. See: nchar and nvarchar (Transact-SQL) Do not forget to use proper collation. See: Collation and Unicode Support. So, a column name (varchar (50)) should be name (nvarchar (50)), then. Table is not eligible for upgrade from Hive Metastore to Unity Catalog. Reason: In this article: BUCKETED_TABLE. DBFS_ROOT_LOCATION. HIVE_SERDE. NOT_EXTERNAL. UNSUPPORTED_DBFS_LOC. UNSUPPORTED_FILE_SCHEME.I'm running EMR cluster with the 'AWS Glue Data Catalog as the Metastore for Hive' option enable. Connecting through a Spark Notebook working fine e.g spark.sql("show databases") spark.catalog.setC...In Spark 3.1 or earlier, the namespace field was named database for the builtin catalog, and there is no isTemporary field for v2 catalogs. To restore the old schema with the builtin catalog, you can set spark.sql.legacy.keepCommandOutputSchema to true . Jun 1, 2018 · Exception in thread "main" org.apache.spark.sql.AnalysisException: Operation not allowed: ALTER TABLE RECOVER PARTITIONS only works on table with location provided: `db`.`resultTable`; Note: Altough the error, it created a table with the correct columns. It also created partitions and the table has a location with Parquet files in it (/user ... Mar 23, 2021 · User class threw exception: org.apache.spark.sql.AnalysisException: java.lang.RuntimeException: java.io.IOException: Unable to create directory /tmp/hive/. We run Spark 2.3.2 on Hadoop 3.1.1. We use external ORC tables stored on HDFS. We are encountering an issue on a job run under CRON when issuing the command `sql ("msck repair table db.some ... Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers.Aug 29, 2023 · Table is not eligible for upgrade from Hive Metastore to Unity Catalog. Reason: In this article: BUCKETED_TABLE. DBFS_ROOT_LOCATION. HIVE_SERDE. NOT_EXTERNAL. UNSUPPORTED_DBFS_LOC. UNSUPPORTED_FILE_SCHEME. Creating table in Unity Catalog with file scheme <schemeName> is not supported. Instead, please create a federated data source connection using the CREATE CONNECTION command for the same table provider, then create a catalog based on the connection with a CREATE FOREIGN CATALOG command to reference the tables therein. Creating table in Unity Catalog with file scheme <schemeName> is not supported. Instead, please create a federated data source connection using the CREATE CONNECTION command for the same table provider, then create a catalog based on the connection with a CREATE FOREIGN CATALOG command to reference the tables therein.Mar 15, 2019 · but still have not solved the problem yet. EDIT2: Unfortunately the suggested question is not similar to mine, as this is not a question of column name ambiguity but of missing attribute, which seems not to be missing upon inspecting the actual dataframes. Dec 14, 2022 · [0m18:33:42.551967 [debug] [Thread-1 (]: Databricks adapter: diagnostic-info: org.apache.hive.service.cli.HiveSQLException: Error running query: org.apache.spark.sql.AnalysisException: Catalog namespace is not supported. Jul 26, 2018 · Because you are using \ in the first one and that's being passed as odd syntax to spark. If you want to write multi-line SQL statements, use triple quotes: results5 = spark.sql ("""SELECT appl_stock.Open ,appl_stock.Close FROM appl_stock WHERE appl_stock.Close < 500""") Share. Improve this answer. Resolved! Importing irregularly formatted json files. HiI'm importing a large collection of json files, the problem is that they are not what I would expect a well-formatted json file to be (although probably still valid), each file consists of only a single record that looks something like this (this i... create table if not exists map_table like position_map_view; While using this it is giving me operation not allowed errorSee full list on learn.microsoft.com Dec 5, 2022 · Hey guys, I am trying to create a delta live table in Unity Catalog as follows: CREATE OR REFRESH STREAMING LIVE TABLE <catalog>.<db>.<table_name> AS SELECT ... However, I get the error: org.apache.spark.sql.AnalysisException: Unsupported SQL statement for table Multipart table names is not suppo... Creating table in Unity Catalog with file scheme <schemeName> is not supported. Instead, please create a federated data source connection using the CREATE CONNECTION command for the same table provider, then create a catalog based on the connection with a CREATE FOREIGN CATALOG command to reference the tables therein.Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers.Spark Exception: There is no Credential Scope. I am new to Databricks and trying to connect to Rstudio Server from my all-purpose compute cluster. Here are the cluster configuration: Policy: Personal Compute Access mode: Single user Databricks run ... apache-spark. databricks. spark-ar-studio. databricks-unity-catalog.Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers.Overview. Kudu has tight integration with Apache Impala, allowing you to use Impala to insert, query, update, and delete data from Kudu tablets using Impala’s SQL syntax, as an alternative to using the Kudu APIs to build a custom Kudu application. In addition, you can use JDBC or ODBC to connect existing or new applications written in any ...Get Started Discussions. Get Started Resources. Databricks Platform. Databricks Platform Discussions. Warehousing & Analytics. Administration & Architecture. Community Cove. Community News & Member Recognition. Databricks.Dec 5, 2022 · Hey guys, I am trying to create a delta live table in Unity Catalog as follows: CREATE OR REFRESH STREAMING LIVE TABLE <catalog>.<db>.<table_name> AS SELECT ... However, I get the error: org.apache.spark.sql.AnalysisException: Unsupported SQL statement for table Multipart table names is not suppo... May 16, 2022 · Solution. Do one of the following: Upgrade the Hive metastore to version 2.3.0. This also resolves problems due to any other Hive bug that is fixed in version 2.3.0. Import the following notebook to your workspace and follow the instructions to replace the datanucleus-rdbms JAR. This notebook is written to upgrade the metastore to version 2.1.1. Returned not the time of moments ignored; The past is a ruling you can’t argue: Make time for times that memory will store. Think back to the missed and regret will pour. But now you know all that you should have knew: When there are no more, a moment’s worth more. Events gathered then now play an encore When eyelids dark dive. Thankful are ...Aug 16, 2013 · could not understand if this is a json or xml service. for json - might want to use web api or just send raw json. for xml - you could use .net 2 web services by using "add web reference" instead of "add service reference" – This is a known bug in Spark. The catalog rule should not be validating the namespace, the catalog should be. It works fine if you use an Iceberg catalog directly that doesn't wrap spark_catalog. We're considering a fix with table names like db.table__history, but it would be great if Spark fixed this bug.You’re using untyped Scala UDF, which does not have the input type information. Spark may blindly pass null to the Scala closure with primitive-type argument, and the closure will see the default value of the Java type for the null argument, e.g. udf ( (x: Int) => x, IntegerType), the result is 0 for null input.Overview of Unity Catalog. Unity Catalog provides centralized access control, auditing, lineage, and data discovery capabilities across Azure Databricks workspaces. Define once, secure everywhere: Unity Catalog offers a single place to administer data access policies that apply across all workspaces. Standards-compliant security model: Unity ...Mar 27, 2023 · 2. The problem here is that in your PySpark code you're using the following statement: CREATE OR REPLACE VIEW ` {target_database}`.` {view_name}`. If you compare it with your original SQL query you will see that you use 2-level name: database.view, while original query used the 3-level name: catalog.database.view. Apr 1, 2019 · EDIT: as a first step, if you just wanted to check which columns have whitespace, you could use something like the following: space_cols = [column for column in df.columns if re.findall ('\s*', column) != []] Also, check whether there are any characters that are non-alphanumeric (or space): One of the most important pieces of Spark SQL’s Hive support is interaction with Hive metastore, which enables Spark SQL to access metadata of Hive tables. Starting from Spark 1.4.0, a single binary build of Spark SQL can be used to query different versions of Hive metastores, using the configuration described below.For example, a function catalog that loads functions using reflection and uses Java packages as namespaces is not required to support the methods to create, alter, or drop a namespace. Implementations are allowed to discover the existence of objects or namespaces without throwing NoSuchNamespaceException when no namespace is found.Mar 23, 2016 · 1 Answer. Sorted by: 2. To be able to store text in your language you have to use nchar or nvarchar data type, which support UNICODE. See: nchar and nvarchar (Transact-SQL) Do not forget to use proper collation. See: Collation and Unicode Support. So, a column name (varchar (50)) should be name (nvarchar (50)), then. Hi, After installing HDP 2.6.3, I ran Pyspark in the terminal, then initiated a Spark Session, and tried to create a new database (see last line of code: $ pyspark > from pyspark.sql import SparkSession > spark = SparkSession.builder.master("local").appName("test").enableHiveSupport().getOrCreate() ...Table is not eligible for upgrade from Hive Metastore to Unity Catalog. Reason: In this article: BUCKETED_TABLE. DBFS_ROOT_LOCATION. HIVE_SERDE. NOT_EXTERNAL. UNSUPPORTED_DBFS_LOC. UNSUPPORTED_FILE_SCHEME.AnalysisException: Operation not allowed: `CREATE TABLE LIKE` is not supported for Delta tables; 5. How to create a table in databricks from an existing table on SQL. 1.Aug 29, 2023 · Table is not eligible for upgrade from Hive Metastore to Unity Catalog. Reason: BUCKETED_TABLE. Bucketed table. DBFS_ROOT_LOCATION. Table located on DBFS root. HIVE_SERDE. Hive SerDe table. NOT_EXTERNAL. Not an external table. UNSUPPORTED_DBFS_LOC. Unsupported DBFS location. UNSUPPORTED_FILE_SCHEME. Unsupported file system scheme <scheme ... 1 Answer. Sorted by: 2. To be able to store text in your language you have to use nchar or nvarchar data type, which support UNICODE. See: nchar and nvarchar (Transact-SQL) Do not forget to use proper collation. See: Collation and Unicode Support. So, a column name (varchar (50)) should be name (nvarchar (50)), then.Get Started Discussions. Get Started Resources. Databricks Platform. Databricks Platform Discussions. Warehousing & Analytics. Administration & Architecture. Community Cove. Community News & Member Recognition. Databricks.Note: REPLACE TABLE AS SELECT is only supported with v2 tables. Apache Spark’s DataSourceV2 API for data source and catalog implementations. Spark DSv2 is an evolving API with different levels of support in Spark versions: As per my repro, it works well with Databricks Runtime 8.0 version. For more details, refer:org.apache.spark.sql.AnalysisException: It is not allowed to add database prefix `global_temp` for the TEMPORARY view name.; at org.apache.spark.sql.execution.command.CreateViewCommand.<init> (views.scala:122) I tried to refer table with appending " global_temp. " but throws same above error i.e"Attempting to fast-forward updates to the Catalog - nameSpace:" — Shows which database, table, and catalogId are attempted to be modified by this job. If this statement is not here, check if enableUpdateCatalog is set to true and properly passed as a getSink() parameter or in additional_options .I'm running EMR cluster with the 'AWS Glue Data Catalog as the Metastore for Hive' option enable. Connecting through a Spark Notebook working fine e.g spark.sql("show databases") spark.catalog.setC...but still have not solved the problem yet. EDIT2: Unfortunately the suggested question is not similar to mine, as this is not a question of column name ambiguity but of missing attribute, which seems not to be missing upon inspecting the actual dataframes.Exception in thread "main" org.apache.spark.sql.AnalysisException: Operation not allowed: ALTER TABLE RECOVER PARTITIONS only works on table with location provided: `db`.`resultTable`; Note: Altough the error, it created a table with the correct columns. It also created partitions and the table has a location with Parquet files in it (/user ...go to folder options - > view tab -> and clear the Hide extensions for known file types checkbox. now change the file extension from constr.txt to constr.udl. double click on constr.udl. select the provider as sql from provider tab. enter server name , userid , password and database name in connection tab. and click on test connection button to ...Get Started Discussions. Get Started Resources. Databricks Platform. Databricks Platform Discussions. Warehousing & Analytics. Administration & Architecture. Community Cove. Community News & Member Recognition. Databricks.Sep 13, 2019 · These global views live in the database with the name global_temp so i would recommend to reference the tables in your queries as global_temp.table_name.I am not sure if it solves your problem, but you can try it. Aug 28, 2023 · AWS specific options. Provide the following option only if you choose cloudFiles.useNotifications = true and you want Auto Loader to set up the notification services for you: Option. cloudFiles.region. Type: String. The region where the source S3 bucket resides and where the AWS SNS and SQS services will be created. Sep 15, 2018 · But Hive databases like FOODMART are not visible in spark session. I did spark.sql("show databases").show() ; it is not showing Foodmart database, though spark session is having enableHiveSupport. Below i've tried: AnalysisException: UDF/UDAF/SQL functions is not supported in Unity Catalog; But in Single User mode above code works correctly. Labels: Labels: DBR10.4;Returned not the time of moments ignored; The past is a ruling you can’t argue: Make time for times that memory will store. Think back to the missed and regret will pour. But now you know all that you should have knew: When there are no more, a moment’s worth more. Events gathered then now play an encore When eyelids dark dive. Thankful are ... This will be implemented the future versions using Spark 3.0. To create a Delta table, you must write out a DataFrame in Delta format. An example in Python being. df.write.format ("delta").save ("/some/data/path") Here's a link to the create table documentation for Python, Scala, and Java. Share. Improve this answer.AWS Databricks SQL to support TABLE rename in Warehousing & Analytics 06-29-2023; Turn on UDFs in Databricks SQL feature in Data Governance 06-02-2023; AnalysisException: [UC_COMMAND_NOT_SUPPORTED] Spark higher-order functions are not supported in Unity Catalog.; in Data Engineering 05-19-2023Nov 15, 2021 · the parser was not defined so I did the following: parser = argparse.ArgumentParser() args = parser.parse_args() An exception has occurred, use %tb to see the full traceback. SystemExit: 2 – Ahmed Abousari I am trying to create a delta live table in Unity Catalog as follows: CREATE OR REFRESH STREAMING LIVE TABLE <catalog>.<db>.<table_name> AS . SELECT ... However, I get the error: org.apache.spark.sql.AnalysisException: Unsupported SQL statement for table Multipart table names is not supported. Are DLTs not supported with Unity Catalog yet?For now we went with a manual route where we build hive 1.2.1 with the patch which enables glue catalog. Used the above hive distribution to build the aws-glue-catalog client for spark and used the same version of hive to build a distribution of spark 3.x. This new spark 3.x distribution we build works like a charm with the aws-glue-spark-clientAug 29, 2023 · Table is not eligible for upgrade from Hive Metastore to Unity Catalog. Reason: BUCKETED_TABLE. Bucketed table. DBFS_ROOT_LOCATION. Table located on DBFS root. HIVE_SERDE. Hive SerDe table. NOT_EXTERNAL. Not an external table. UNSUPPORTED_DBFS_LOC. Unsupported DBFS location. UNSUPPORTED_FILE_SCHEME. Unsupported file system scheme <scheme ... Because you are using \ in the first one and that's being passed as odd syntax to spark. If you want to write multi-line SQL statements, use triple quotes: results5 = spark.sql ("""SELECT appl_stock.Open ,appl_stock.Close FROM appl_stock WHERE appl_stock.Close < 500""") Share. Improve this answer.

org.apache.spark.sql.AnalysisException: It is not allowed to add database prefix `global_temp` for the TEMPORARY view name.; at org.apache.spark.sql.execution.command.CreateViewCommand.<init> (views.scala:122) I tried to refer table with appending " global_temp. " but throws same above error i.e. Classic editor

analysisexception catalog namespace is not supported.

Unity Catalog is supported on clusters that run Databricks Runtime 11.3 LTS or above. Unity Catalog is supported by default on all SQL warehouse compute versions. Clusters running on earlier versions of Databricks Runtime do not provide support for all Unity Catalog GA features and functionality.Jan 20, 2020 · THANK YOU! This is the answer that keeps on giving. I am using Vectornator to create my SVG files and it outputs a lot of vectornator:layerName So, I went through and every time I found a colon that wasn't in a URL, but was naming something, I changed it to camelCase (like vectornatorLayerName) and the SVG works now! But Hive databases like FOODMART are not visible in spark session. I did spark.sql("show databases").show() ; it is not showing Foodmart database, though spark session is having enableHiveSupport. Below i've tried:This is a known bug in Spark. The catalog rule should not be validating the namespace, the catalog should be. It works fine if you use an Iceberg catalog directly that doesn't wrap spark_catalog. We're considering a fix with table names like db.table__history, but it would be great if Spark fixed this bug.The AttachDistributedSequence is a special extension used by Pandas on Spark to create a distributed index. Right now it's not supported on the Shared clusters enabled for Unity Catalog due the restricted set of operations enabled on such clusters. The workarounds are: Use single-user Unity Catalog enabled cluster.For example, a function catalog that loads functions using reflection and uses Java packages as namespaces is not required to support the methods to create, alter, or drop a namespace. Implementations are allowed to discover the existence of objects or namespaces without throwing NoSuchNamespaceException when no namespace is found.Querying with SQL 🔗. In Spark 3, tables use identifiers that include a catalog name. SELECT * FROM prod.db.table; -- catalog: prod, namespace: db, table: table. Metadata tables, like history and snapshots, can use the Iceberg table name as a namespace. For example, to read from the files metadata table for prod.db.table: Resolved! Importing irregularly formatted json files. HiI'm importing a large collection of json files, the problem is that they are not what I would expect a well-formatted json file to be (although probably still valid), each file consists of only a single record that looks something like this (this i...Unity Catalog isn't supported in Delta Live Tables yet - as I remember, it's planned to be released really soon. Right now, there is a workaround - you can push data into a location on S3 that then could be added as a table in Unity Catalog external location. P.S.Spark Exception: There is no Credential Scope. I am new to Databricks and trying to connect to Rstudio Server from my all-purpose compute cluster. Here are the cluster configuration: Policy: Personal Compute Access mode: Single user Databricks run ... apache-spark. databricks. spark-ar-studio. databricks-unity-catalog. AWS specific options. Provide the following option only if you choose cloudFiles.useNotifications = true and you want Auto Loader to set up the notification services for you: Option. cloudFiles.region. Type: String. The region where the source S3 bucket resides and where the AWS SNS and SQS services will be created.For SparkR, use setLogLevel(newLevel). 20/12/20 18:22:04 WARN TextSocketSourceProvider: The socket source should not be used for production applications! It does not support recovery. 20/12/20 18:22:07 WARN StreamingQueryManager: Temporary checkpoint location created which is deleted normally when the query didn't fail: /tmp/temporary-0843cc22 ...could not understand if this is a json or xml service. for json - might want to use web api or just send raw json. for xml - you could use .net 2 web services by using "add web reference" instead of "add service reference"Unity Catalog isn't supported in Delta Live Tables yet - as I remember, it's planned to be released really soon. Right now, there is a workaround - you can push data into a location on S3 that then could be added as a table in Unity Catalog external location. P.S.Resolved! Importing irregularly formatted json files. HiI'm importing a large collection of json files, the problem is that they are not what I would expect a well-formatted json file to be (although probably still valid), each file consists of only a single record that looks something like this (this i...Aug 16, 2013 · could not understand if this is a json or xml service. for json - might want to use web api or just send raw json. for xml - you could use .net 2 web services by using "add web reference" instead of "add service reference" – Note: REPLACE TABLE AS SELECT is only supported with v2 tables. Apache Spark’s DataSourceV2 API for data source and catalog implementations. Spark DSv2 is an evolving API with different levels of support in Spark versions: As per my repro, it works well with Databricks Runtime 8.0 version. For more details, refer:I'm running EMR cluster with the 'AWS Glue Data Catalog as the Metastore for Hive' option enable. Connecting through a Spark Notebook working fine e.g spark.sql("show databases") spark.catalog.setC...Apr 16, 2012 · go to folder options - > view tab -> and clear the Hide extensions for known file types checkbox. now change the file extension from constr.txt to constr.udl. double click on constr.udl. select the provider as sql from provider tab. enter server name , userid , password and database name in connection tab. and click on test connection button to ... Mar 15, 2019 · but still have not solved the problem yet. EDIT2: Unfortunately the suggested question is not similar to mine, as this is not a question of column name ambiguity but of missing attribute, which seems not to be missing upon inspecting the actual dataframes. .

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