Aws Athena Convert String To Timestamp

The best way to convert a string into a date variable is ALTER TYPE. It's interface is a simple web page that you can access from the AWS console. This string will change with every invocation of the function, so in order to prevent diffs on every plan & apply, it must be used with the ignore_changes lifecycle attribute. That's all about how to convert String to LocalDateTime in Java 8. Hooking Up MuleSoft and AWS, Part 1. Hi, All In Oracle you have the TZH(timezone hours) pattern one can use to convert string containing the timestamp and offset to the needed value. Free tool to convert Unix timestamp to readable date and time format. Returns the UNIX timestamp unixtime as a timestamp with time zone using string for the time zone. When the time value is entered as a long number, the tool converts it to readable date and time in browser's timezone as well as in GMT. If an input value does not match this format, or if it is an invalid date, the Data Integration Service skips the row. Python DB API 2. // Convert *string to string value str = aws. Dimension (string) --[REQUIRED] During the process of registering a product on AWS Marketplace, up to eight dimensions are specified. FROM_UNIXTIME also accepts a format string, so. Thus we can convert from a local DateTime to Unix time as follows:. or its affiliates. Amazon Athena User Guide Using AWS Glue Jobs for ETL with Athena Converting SMALLINT and TINYINT Datatypes to INT When Converting to ORC To reduce the likelihood that Athena is unable to read the SMALLINT and TINYINT data types produced by an AWS Glue ETL job, convert SMALLINT and TINYINT to INT when using the wizard or writing a script for an ETL job. You can use Parquet files not just in Flow logs, but also to convert other AWS service logs such as ELB logs, Cloudfront logs, Cloudtrail logs. Amazon Athena pricing is based on the bytes scanned. CONVERT_TO(expression, [literal string] conv_type) Converts expression to bytes, depending on the type specified in conv_type. Hi, I am working on a database that has a variable with timestamp values. So I import it as string and convert it into a Timestamp like this. GitHub Gist: instantly share code, notes, and snippets. NET and UNIX formats. Upload the data in Amazon S3. http timestamp string, target_group_arn string arn:aws. Now, a TIMESTAMP value is a type of date. Red5; Red5 Pro. strptime(date, '. How to Stream Data from Amazon DynamoDB to Amazon S3 using AWS Lambda and Amazon Kinesis Firehose and analyse using Microsoft Power BI. For timestamp_expr: a timestamp with possibly different flavor than the source timestamp. It excels with datasets that are anywhere up to multiple petabytes in size. Removes Athena table but does not remove the data from Amazon S3 bucket. Includes epoch explanation and conversion syntax in various programming languages. The date functions are listed below. Now, back to our main goal. The best way to convert a string into a date variable is ALTER TYPE. Articles How to connect to Amazon Athena Topics: Desktop - U200 Other RDBMS - U100 Web - U201 MicroStrategy Web The following tutorial explains how to connect to Amazon Athena in MicroStrategy Web and MicroStrategy Desktop. In order to ease debugging, I made the class stateless, which means in contrast to the Android SDK this class will return the A and a values and expect them back as input variables later. All feature requests/ suggestions/issues are welcome please add them to: Github Issues. We normally use java. »Resource: aws_kinesis_firehose_delivery_stream Provides a Kinesis Firehose Delivery Stream resource. I know it will not scale like ElasticSearch, but why should I miss this Fun. The PostgreSQL formatting functions provide a powerful set of tools for converting various data types (date/time, integer, floating point, numeric) to formatted strings and for converting from formatted strings to specific data types. A question I see over and over again is how do you store your dates or timestamps. Data Types Supported by Amazon Athena. The above was the easy part and what was already present in the C# AWS Cognito SDK. The SQL Coalesce function receives a list of parameters that are seperated by commas. http timestamp string, target_group_arn string arn:aws. Spotfire Information Services requires a Data Source Template to configure the URL Connection string, the JDBC driver class, and other settings. Doing some sort of filtering on the run column will limit the amount of data Athena touches, reducing the cost of the query. A question I see over and over again is how do you store your dates or timestamps. Introduction to the PostgreSQL to_date function. Glue & Athena. customer field for this is: bigint. Athena is a query service which we will use to query the access logs as well as the inventory. If you want to use date functions, you can turn a properly formatted string into a date. Running SQL Queries with Athena. I used the "date" filter as mentioned in lot of posts but was unable to get it working. Process row failed for function [TO_TIMESTAMP_TZ]: Failed to convert the string to timestamp with time zone value. The above was the easy part and what was already present in the C# AWS Cognito SDK. All rights reserved. I have the data stored in parquet format in S3. To get all characters, you can use loop. Generates time windows (i. Open Athena’s Query Editor and run the following query to create the inventory table. Athena executes ad-hoc queries on data stored on S3. This allows for an efficient, easy setup connection to Athena using the paws SDK as a driver. Date object for representing a Date in Java programs. [1] AWS Athena Overview Easy to use 1. I have a date pyspark dataframe with a string column in the format of MM-dd-yyyy and I am attempting to convert this into a date column. You can use mktime64() to convert a broken down time into Unix times, which will give you second accuracy. Partitioning Your Data With Amazon Athena. FROM_UNIXTIME also accepts a format string, so. Table 9-21 lists them. All feature requests/ suggestions/issues are welcome please add them to: Github Issues. By definition, Unix time is the number of seconds since 1st January 1970, 00:00:00 UTC. Date or java. Syslog is documented as RFC 5424 and RFC 3164. To do so remove the line PARTITIONED BY (account string, region string, year string) from the CREATE EXTERNAL TABLE statement. You can take full advantage of Redshift Spectrum's amazing performance from within Looker. Hi, I am trying to sign my API request. string functions ascii char charindex concat concat with + concat_ws datalength difference format left len lower ltrim nchar patindex quotename replace replicate reverse right rtrim soundex space str stuff substring translate trim unicode upper numeric functions abs acos asin atan atn2 avg ceiling count cos cot degrees exp floor log log10 max. Finally please star the github repositories if you like the work that has been done with R and AWS Athena noctua, RAthena. Athena is an interactive query service provider available on the AWS platform. It sucks - I know. I am trying to convert the following string: mmm-dd-yyyy to a date: yyyy-mm-dd e. The following queries demonstrate how you can query CloudTrail events. 0 is like this:. If you use the AWS cloud, then you probably store data on their S3 platform, either for your application data or in the form of logs from services like the AWS Elastic Load Balancing. 0) without losing the milliseconds. Amazon Athana概要. See Section 11. How to Stream Data from Amazon DynamoDB to Amazon S3 using AWS Lambda and Amazon Kinesis Firehose and analyse using Microsoft Power BI. NOTE: Before using noctua you must have an aws account or have access to aws account with permissions allowing you to use Athena. Creating this string takes time and it makes the code harder to read. CONVERT_TO(expression, [literal string] conv_type) Converts expression to bytes, depending on the type specified in conv_type. Athena provides the date_parse function, this allows you to specify a string containing a date time and parse it using the provided format. 1-SNAPSHOT which has added Hive/Presto (AWS Athena) support in ProtoParquet. This blog post discusses how Athena works with partitioned data sources in more detail. Converts column to timestamp type (with an optional timestamp format) unix_timestamp. Amazon recently introduced an interesting big data product called Athena. I am unsucessfully trying to convert a flatfile string in this format '2013-09-01-12. The only issue I'm seeing right now is that when I run my AWS Glue Crawler it thinks timestamp columns are string columns. In regions where AWS Glue is not available, Athena uses an internal Catalog. Introduction to Amazon Athena AWS service logs • Convert to an optimized form like ORC or Parquet for the best performance and lowest cost • No ETL required. So we can use Athena, RedShift Spectrum or EMR External tables to access that data in an optimized way. Amazon Web Services. SQL Server programmers can choose between two functions in SQL Server 7 and 2000 for converting expressions from one type to another. timestamp() - Returns a UTC timestamp string in RFC 3339 format. Convert a string to a date by connecting a string port to a date/time port. Start by launching a Redshift cluster and following the getting started guide to bring it online. The charAt() method returns a single character only. I am using the Arrow package in R to write my data. Hi all, I want to convert a String to be used in addition to @timestamp. For timestamp_expr: a timestamp with possibly different flavor than the source timestamp. Therefore, the conversion from Timestamp to DateTime with using C# and. Connect to Athena from AWS Glue jobs using the CData JDBC Driver hosted in Amazon S3. Introduction to the PostgreSQL to_date function. string functions ascii char charindex concat concat with + concat_ws datalength difference format left len lower ltrim nchar patindex quotename replace replicate reverse right rtrim soundex space str stuff substring translate trim unicode upper numeric functions abs acos asin atan atn2 avg ceiling count cos cot degrees exp floor log log10 max. To achieve this we should concatenate coordinates into a string. Mixpanel's Data Warehouse Export lets you export your Mixpanel data directly into an S3 bucket, allowing the use of Glue to query it. The closest I see is date_trunc('week', timestamp) but that results in something like 2017-07-09 00:00:00. Comments #1 David Eaton commented on 2009-04-30:. AWS Glue Tutorial: Not sure how to get the name of the dynamic frame that is being used to write out the data. SQL Coalesce function - how to use it with examples SQL Coalesce function - how to use it with examples. I recognize that this is more a bug than anything, but want to work around the problem by casting the timestamp as a varchar and concatenating a single quote to the beginning of the timestamp value. Search the RAthena package. Conversely, you can convert a date, timestamp, or numeric value to a fixed-length or variable-length character string. This bucket must exist when the. How to handle TIMESTAMP_MICROS parquet fields in Presto/Athena 0 Is there a window function to compute average spending per merchant the last 90 days in Presto?. const Aws::String & timestamp) Assign from an ISO8601 or RFC822 formatted string operator==() Convert dateTime to GMT time string using arbitrary format. How can I convert an Epoch datetime to a timestamp? 0 How can I convert an Epoch timestamp to a timestamp using SQL Anywhere? Automatic type conversion to string. Date, you can refer this article :. Connect to Athena from AWS Glue jobs using the CData JDBC Driver hosted in Amazon S3. The PACKED and BINARY types are useful for creating binary files that contain PACKED and BINARY data. It helps you get TIMESTAMP in your SQL Query result. It helps you get TIMESTAMP in your SQL Query result. The AWS Documentation website is getting a new look! Try it now and let us know what you think. date_format. Neil Mukerje is a Solution Architect for Amazon Web Services ( request_timestamp string, elb_name string, request_ip. Athena provides the date_parse function, this allows you to specify a string containing a date time and parse it using the provided format. It excels with datasets that are anywhere up to multiple petabytes in size. CrateDB has different types that can be specified if a table is created using the the CREATE TABLE statement. For converting java. Please letme know if anybody knows. Follow the tutorial and set up a new database (we've called ours "AWS Optimizer" in this example). # code for: `redshift-00-sales-create-tables. AWS Glue is an ETL service from Amazon that allows you to easily prepare and load your data for storage and analytics. With Presto under the hood you even get a long list of extra functions including lambda expressions. I used the "date" filter as mentioned in lot of posts but was unable to get it working. Often we require to change time stamp from one format to another. See Section 11. So its important that we need to make sure the data in S3 should be partitioned. Unix Timestamp Conversion before. Amazon Redshift Date Format Conversion and Examples Convert a String to Date format using TO_DATE() Function Below is the example to use Redshift TO_TIMESTAMP. How can I convert from string to timestamp by keeping the same value and the same. Home Support Converting a Date/Time String into a Timestamp Constant in LabVIEW This content is not available in your preferred language. If the string is numeric, the result in column is_numeric is set to 1 and if nonnumeric, the value is 0. By definition, Unix time is the number of seconds since 1st January 1970, 00:00:00 UTC. How to handle TIMESTAMP_MICROS parquet fields in Presto/Athena 0 Is there a window function to compute average spending per merchant the last 90 days in Presto?. I cannot import it directly in my Dataframe because it needs to be a timestamp. Finally please star the github repositories if you like the work that has been done with R and AWS Athena noctua, RAthena. In Athena, perform the below steps : create schema create a table with a pipe separator and location to AWS s3 public bucket with the TPCH 1TB raw data. How to handle TIMESTAMP_MICROS parquet fields in Presto/Athena 0 Is there a window function to compute average spending per merchant the last 90 days in Presto?. © 2018, Amazon Web Services, Inc. Amazon Athena is an AWS service , built on presto, which allows to directly read data from S3 and supports various data formats like CSV, JSON, ORC, Avro, and Parquet. Also, consider using the same region as your Athena because Athena is not available in some regions. notice the storage type is text GZIP. In my development SAP system, in VBAK table you can see sample rows with timestamp values in below screenshot. Normally, attributes of this type hold date-time values in UTC and the application logic converts these values to the user timezone. date_format. A very frequently asked question is how to convert an Integer to String in SQL Server. '00:01:02' → 62. For string_expr: timestamp represented by a given string. 93 views 1 answers 5 votes. AWS Athena access from Javascript sdk. In the following example, t1 is a string. If you are interested in how to connect R to AWS Athena please check out RAthena as well (my other AWS Athena connectivity R package). Hi,I have a source table which is db2 udb. Package aws provides the core SDK's utilities and shared types. Next step is to analyze these logs using Amazon Athena. Hive string functions look like SQL string functions. Partitioning Your Data With Amazon Athena. Athena supports the the data types listed below. I tried two functions but doesnt work for me. By default the timestamp precision will be detected, if this is not desired then pass one of ‘s’, ‘ms’, ‘us’ or ‘ns’ to force timestamp precision to seconds, milliseconds, microseconds or nanoseconds respectively. To do so remove the line PARTITIONED BY (account string, region string, year string) from the CREATE EXTERNAL TABLE statement. Date data types do not exist in Hive. I'm currently exporting all my playstream events to S3. Data Types Supported by Amazon Athena. In Athena, perform the below steps : create schema; create a table with a pipe separator and location to AWS s3 public bucket with the TPCH 1TB raw data. string functions ascii char charindex concat concat with + concat_ws datalength difference format left len lower ltrim nchar patindex quotename replace replicate reverse right rtrim soundex space str stuff substring translate trim unicode upper numeric functions abs acos asin atan atn2 avg ceiling count cos cot degrees exp floor log log10 max. People use S3 for a variety of reasons, and being able to stream data into it from Kafka via the Kafka Connect S3 connector is really useful. A few important notes to add: Add permission to EMR_EC2_DefaultRole to access Athena from an EMR cluster for the ability to perform queries and load partitions (read the documentation thoroughly). Here S3 is my centralized repository. The Red5 Pro Server API can be used to gather statistics for server, application, clients and streams over simple HTTP based REST api calls. For converting java. Athena is a query service which we will use to query the access logs as well as the inventory. I am having trouble querying a table that I have created in AWS Athena. Luckily, there’s AWS Athena, which provides a quick and painless way to query the data. Next step is to analyze these logs using Amazon Athena. It can be really annoying to create AWS Athena tables for Spark data lakes, especially if there are a lot of columns. Convert Unix time to a readable date. Data Types Supported by Amazon Athena. We need to copy/move out text based data-set with the above options enabled. Now, back to our main goal. Athena is a query engine managed by AWS that allows you to use SQL to query any data you have in S3, and works with most of the common file formats for structured data such as Parquet, JSON, CSV, etc. CrateDB has different types that can be specified if a table is created using the the CREATE TABLE statement. strptime(date, '. Customer contact centers can use Amazon Transcribe to transcribe voice-based interactions, and mine the data for insights using other AWS services like Amazon Comprehend to extract meaning and intent from conversations. If you learn design patterns, object oriented concepts, but don’t learn principles, then you will do a disservice to yourself as a developer. When you have an input timestamp string and convert it to the epoch time, it is absolutely critical to understand the time zone of your input string as well as the default server time zone and deal with it correctly. I would like to convert date in string format ‘mmddyy’ (120618) to date and find the max of date in an Athena table. Helping colleagues, teams, developers, project managers, directors, innovators and clients understand and implement computer science since 2009. Depending on the date type: string representing a date datetime You have different solutions. Convert DECIMAL to DATE. Converting Null and Blank Text Values to BYTE Values. Athena Using athena, I read the `event` string, `event_timestamp` string, `subject` string, `to` string, `from_email And that's because I use AWS Glue to convert the CSV log file to. Get-Date uses the computer's culture settings to determine how the output is formatted. TO_TIMESTAMP converts a TIMESTAMP string to TIMESTAMPTZ. or its Affiliates. One option to use of AWS EMR to periodically structure and partition the S3 access logs so that you can query those logs easily with Athena. Easy epoch/Unix timestamp converter for computer programmers. To use Amazon Elastic MapReduce (EMR) or for a step-by-step walkthrough of setting up analytics services on AWS, see Log analytics with Hadoop and Hive. The Data Integration Service expects the string values to be in the date format defined by the data viewer configuration. 195332 into timestamp in expression. Hi, I am trying to sign my API request. OK, enough with the preface. It's interface is a simple web page that you can access from the AWS console. Package aws provides the core SDK's utilities and shared types. create destination table of…. is to substring 19 characters and convert. I'm using the below line in edit script and trying to make sort by field "TimeStamp". PACKED and BINARY Conversion. Start querying 12. This solution works for Python 2 and 3. Programmatically creating Athena tables. 195332 into timestamp in expression. The following code is using the Amazon Alexa Web Information Service to pull site information. In this example here we can take the data, and use AWS’s Quicksight to do some analytical visualisation on top of it, first exposing the data via Athena and auto-discovered using Glue. Also, consider using the same region as your Athena because Athena is not available in some regions. I'm currently exporting all my playstream events to S3. Internally, an address is a pure IPv6 address. customer field for this is: bigint. The original column was a string of numbers (timestamp), so first we cast this to a double and then we cast the resulting double to a timestamp. 2 Date and Time Calculations. How to handle TIMESTAMP_MICROS parquet fields in Presto/Athena 0 Is there a window function to compute average spending per merchant the last 90 days in Presto?. There are several ways to convert a date to a string, but we'll stick with TO_CHAR for now. The number of parameters you pass to COALESCE is up to you. Using Automatic Recognition with DATEFORMAT and TIMEFORMAT If you specify 'auto' as the argument for the DATEFORMAT or TIMEFORMAT parameter, Amazon Redshift will automatically recognize and convert the date format or time format in your source data. The PACKED and BINARY types are useful for creating binary files that contain PACKED and BINARY data. Java Convert String to char. Getting Started with Amazon Athena, JSON Edition. Python, Java, Amazon EC2, Amazon S3, and Scala are some of the popular tools that Cultivating your Data Lake uses. Internally, an address is a pure IPv6 address. A great way to convert a timestamp string into Unix time in Java is to use the SimpleDateFormat class (class documentation here). The to_date() function returns a date value. Normally, attributes of this type hold date-time values in UTC and the application logic converts these values to the user timezone. I have a target which is also db2 udb. Introduction and background of technologies. Developer Zone. Hi all, I want to convert a String to be used in addition to @timestamp. To send from embedded devices, generate log messages in syslog format. Date data types do not exist in Hive. Convert a timestamp string to seconds. Luckily, there's AWS Athena, which provides a quick and painless way to query the data. Speaking about AWS Athena at the Glasgow Super Meetup might seem like an odd choice since most attendees will use Azure heavily or be more interested in SQL Server, however I was pleasantly surprised by the interest that people took in the subject matter. Below esql code shows how to convert an incoming data (which is a time stamp in string) into time stamp or String of the desired format. Convert Unix timestamp to Readable Date/time (based on seconds since standard epoch of 1/1/1970). To filter Athena query data between two dates, you have to convert the date column data (saved as string) into timestamp and then type cast using date function. Example: Using time to get Month Index. To use Amazon Elastic MapReduce (EMR) or for a step-by-step walkthrough of setting up analytics services on AWS, see Log analytics with Hadoop and Hive. OK, I Understand. It should be a time/Duration. Latest Questions. Python, Java, Amazon EC2, Amazon S3, and Scala are some of the popular tools that Cultivating your Data Lake uses. Athena is a query engine managed by AWS that allows you to use SQL to query any data you have in S3, and works with most of the common file formats for structured data such as Parquet, JSON, CSV, etc. [1] Introducing AWS Athena Athena is an interactive query service that makes it easy to analyze data directly from AWS S3 using Standard SQL 11. Converts column to timestamp type (with an optional timestamp format) unix_timestamp. この記事はAmazon Web Services Advent Calendar 2017 24日目の記事です。. Using Automatic Recognition with DATEFORMAT and TIMEFORMAT If you specify 'auto' as the argument for the DATEFORMAT or TIMEFORMAT parameter, Amazon Redshift will automatically recognize and convert the date format or time format in your source data. The PACKED and BINARY types are useful for creating binary files that contain PACKED and BINARY data. It leads to a lot of confusion. Amazon Athana概要. It sucks - I know. ABAP Function Module to Convert Timestamp to String. Date columns in the AWS Cost and Usage report come in the following format: '2017-11-01T00:00:00Z', which is not recognized by Athena when creating a table. Convert a string representing the date or epoch time to datetime and change timezone in Python Related Posts It's better to use DNS verification for verification of SSL certificate issued by AWS Certification Manager. Raspberry Pi has always been the first choice for developing IoT based applications if some level of computation is involved. It should be a time/Duration. Java Convert String to char. The time required to convert the data to Parquet format was about 50 minutes. Also, you can convert a character string to a date, timestamp, or numeric value if the string is an appropriate literal value; any leading or trailing spaces are ignored. You may want to do this for presentation. The PostgreSQL formatting functions provide a powerful set of tools for converting various data types (date/time, integer, floating point, numeric) to formatted strings and for converting from formatted strings to specific data types. T1; Table 1 shows the result of this query and also adds another column called is_int, which specifies whether the string can in fact be converted to an integer. Athena Using athena, I read the `event` string, `event_timestamp` string, `subject` string, `to` string, `from_email And that’s because I use AWS Glue to convert the CSV log file to. Athena is a query engine managed by AWS that allows you to use SQL to query any data you have in S3, and works with most of the common file formats for structured data such as Parquet, JSON, CSV, etc. 195332 into timestamp in expression. Using Automatic Recognition with DATEFORMAT and TIMEFORMAT If you specify 'auto' as the argument for the DATEFORMAT or TIMEFORMAT parameter, Amazon Redshift will automatically recognize and convert the date format or time format in your source data. This allows for an efficient, easy setup connection to Athena using the paws SDK as a driver. Redshift unload is the fastest way to export the data from Redshift cluster. PHP strtotime Example | PHP strtotime() Function Tutorial is today’s topic. The second one is the input format. Connect to Athena from AWS Glue jobs using the CData JDBC Driver hosted in Amazon S3. In order to get started with Athena, you just need to provide the location of the data, its format, and the specific pieces you care about. To convert a C# String to a MemoryStream object, use the GetBytes Encoding method to create a byte array, then pass that to the MemoryStream constructor:. This function assumes that the string in the first expression is UTC and then, converts that string to the time zone of the second expression. This solution leverages AWS serverless technologies Amazon Athena, AWS Lambda, AWS CloudFormation, and Amazon S3. Below example is explained in multi-line but if you want current time stamp only, Use above given one. Automatic Partitioning With Amazon Athena. This lab allows you to practice analyzing data stored in S3 using SQL queries in Athena. Converts column to timestamp type (with an optional timestamp format) unix_timestamp. i need to insert date to my customer sql-server 2014 database. The best way to convert a string into a date variable is ALTER TYPE. Data types¶. dbRemoveTable: Remove table from Athena in noctua: Connect to 'AWS Athena' using R 'AWS SDK' 'paws' ('DBI' Interface) rdrr. How to get the records from Amazon Athena for past week only. Athena cannot process XML files directly and hence we use Flexter to first convert our XML data to text (TSV). - `poll_frequency` (optional) Athena's API requires polling to retrieve query results. data that fails validation) directly on S3. Convert C# Date/Time to DB2 TimeStamp Format. Here S3 is my centralized repository. Articles How to connect to Amazon Athena Topics: Desktop - U200 Other RDBMS - U100 Web - U201 MicroStrategy Web The following tutorial explains how to connect to Amazon Athena in MicroStrategy Web and MicroStrategy Desktop. OpenStreetMap on AWS. This is a ISO 8601 Timestamp. You have to use current_timestamp and then convert it to iso8601 format. How to Stream Data from Amazon DynamoDB to Amazon S3 using AWS Lambda and Amazon Kinesis Firehose and analyse using Microsoft Power BI. Create a table (either by following a wizard or by typing Hive DDL statement) 3. Moreover, you can use these files for your data and connect Athena to BI tools and get insane scalability at minimal cost. Web servers are often fronted by a global content delivery network (CDN), such as Amazon CloudFront, to accelerate delivery of websites, APIs, media content, and other web. Looking at the Date/Time Athena documentation, I don't see a function to do this, which surprises me. Athena executes ad-hoc queries on data stored on S3. Quickly re-run queries. The following queries demonstrate how you can query CloudTrail events. string functions ascii char charindex concat concat with + concat_ws datalength difference format left len lower ltrim nchar patindex quotename replace replicate reverse right rtrim soundex space str stuff substring translate trim unicode upper numeric functions abs acos asin atan atn2 avg ceiling count cos cot degrees exp floor log log10 max. In the following example, t1 is a string. We needed to compare a C# date-time in string format to a DB2 TimeStamp format. Amazon Athena is an AWS service , built on presto, which allows to directly read data from S3 and supports various data formats like CSV, JSON, ORC, Avro, and Parquet. AWS Athena is a serviceless query service that will allow you to explore over 90 GB worth of FDNS ANY data efficiently using standard SQL.