Cast Datetime To String Redshift

I am trying to firgure out how I can convert this column into a string so it matches up with another table with there date fromat as 2015-02-01 (as a string). Browse to your AWS Redshift console, go to the "Connect Client" section and download the Redshift JDBC driver from Amazon. Here's examples of these in action. Demo PreparedStatement Set Timestamp: 8. TryParseExact methods. By default, java dates are in ISO8601 format, so if you have any string which represent date in ISO8601 format then you can use LocalDate. dd hh:mi:ss. The CAST() function is often used to return a value with a specified type for comparison in the WHERE, JOIN, and HAVING clauses. ) AsBsonArray: Casts the BsonValue to a. PostgreSql or protocol-compatible database (like Amazon Redshift) can be used as a data source with SQL-compatible database connector. Check it out the Oracle TO_DATE() and PostgreSQL TO_DATE() functions for the details. The to_date function used to convert a string to date value. You may be thinking, why not simply use CAST(@pInputDate AS INT) instead of the longer code of FLOOR(CAST(@pInputDate AS DECIMAL(12, 5))). For formatting date/time values for display, see Section 9. I wrote a sample code. A string that represents a time stamp value in the format specified by format. The strftime() function also takes a format string as its first argument. So storing date-time information in date types' columns will increase the query execution performance; Challenges While Dealing with Redshift Data Types:. The DateTime. Cheat sheet for Spark Dataframes (using Python). Matillion ETL uses the Redshift type system that includes: Text, Integer, Numeric, Real, Double Precision, Boolean, Date and Datetime. Since there is no TO_TIMESTAMP() function in Redshift, I used the trick suggested by Yiyu Jia on his [blog][1]. The CAST() function is used to convert the type of an expression to a specified type and the function is similar to CONVERT() function. Its month is a base-1 number, which means that January is equal to 1 instead of 0, so you can use the digit instead of the static Java field. But, as with other languages, in Java you cannot cast any variable to any random type. Need Help: DateTime to character. How to convert Filer. Stackoverflow. Sometimes, your app needs to use a custom data type, like DateTime whose value you would like to store in a single database column. Below is a quick notes on how to convert String or integer to be timestamp in Redshift. datetime type in the Python standard library. Instead, Excel may interpret this information as a text or string value only. Amazon Redshift accepts different date formats, including ISO date time strings. Use CAST and CONVERT functions in ETL code wherever there is a possibility of implicit/explicit conversion to protect the data from getting corrupted. (Inherited from BsonValue. If this method is called when it is not an overlap, this is returned. Introduction to MySQL DATETIME data type. com In addition to the CAST and CONVERT functions in the previous answers, if you are using SQL Server 2012 and above you use the FORMAT function to convert a DATETIME based type to a string. The most concise screencasts for the working developer, updated daily. This post summarize the common functions that are used when dealing with DateTime datatypes in Teradata. SetRowCellValue method in the InitNewRow event handler, GridView tries to convert a value from the SetRowCellValue to DateTime (if column's UnboundType is DateTime), then raises the CustomUnboundColumnData event (with e. LocalDate instances are immutable and thread-safe, which makes it very useful for robust application design. Read on! We’ll see whether there really is a difference between CAST and CONVERT in this post. Net: Fastest way to convert a string to an int. This is the standard format used for datetime columns in SQL Server and saves the details as YYYY-MM-DD HH:MI:SS. JSON_EXTRACT_PATH_TEXT Amazon Redshift function is the most popular function while working with JSON data. Compare two times: 10. Rate this: Please Sign up or sign in to vote. So you need to use (int) before your. Cast String to Time. Insert Date, time and date time data to Oracle: 5. See below for a list of the different data type mappings applicable when working with an Amazon Redshift database. Getting "Could not cast or convert from System. Read on! We'll see whether there really is a difference between CAST and CONVERT in this post. Current Time (World Clock) and online and printable Calendars for countries worldwide. If you just cast the input date to integer, this gets rounded off. User [/cc]. I also include the latest trick that will make this easier if you are using SQL Server 2008 or SQL Server 2012. SQLines provides open source tools and services to help you transfer data, convert database schema (DDL), views, stored procedures, functions, triggers, queries and SQL scripts from Microsoft SQL Server to Amazon Redshift. SQL Server to Redshift. When casting character data representing only date or only time components to the datetime or smalldatetime data types, the unspecified time component is set to 00:00:00. Conversions of date/time values. Convert date to string using TO_CHAR() function. net but its not working. format('yyyy-MM-dd'); You can save it as a Date in the database and then create a Datetime instance to format for your integration. Ideally you should fix it in the import step, perhaps by using usedate=yes and mixed=yes in your proc import step. The main reason why stems from the fact that CONVERT accepts an optional style parameter that CAST does not. Since we just get a string back, it'd be up to the deserialiser - or the application - to convert this string back into a useful Date/time representation. Given a string in the pattern specified in the constructor, this method will return a new DateTime object. " Only supported when casting from character data to datetime or smalldatetime. Parse(string) but it's also showing the date value like this #12/16/2009# but i want date value should be 12/16/2009. SimpleDateFormat is an implementation of DateFormat which defines a date pattern and can convert a particular String which follows that pattern into Date in Java. The TO_TIMESTAMP function converts string data into timestamps with timezone. In the input, I have a string in the UTC format. min or after Timestamp. For example, assume that MYDATA is string data to be cast to CHAR(10). To concatenate two or more quoted string values, you place the string next to each other as the following syntax:. These strings can contain datetime separators (such as '-', '/', or ':') and the following "dateparts" and "timeparts". If a TIME data value is converted to a TIMESTAMP, the DATE component is set to the value of CURRENT_DATE at the time the CAST is executed. DECLARE @VarBinary VarBinary(10) DECLARE @DateTime DATETIME SET @VarBinary = CAST('1998/01/24' AS VARBINARY(10)) SET @DateTime = @VarBinary Msg 210, Level 16, State 1, Line 5 Conversion failed when converting datetime from binary/varbinary string. My purpose is that see the Numeric variable as "1903" being numeric and the Character variable as "01JAN1960" being character in WANT data set. DATETIME() to Character. Parse() and DateTime. This function works almost the same as the CONVERT() function, except that the syntax is slightly different (and CAST() doesn’t accept the style argument). Can anyone help to solve this issue, i want after converting datetime into string the value remains same. Many Java beginners are stuck in the Date conversion, hope this summary guide will helps you in some ways. Understanding date/time data types in SQL Server can be difficult, especially when you add TIMESTAMP into the mix. The following steps are necessary: 1. Again, if the same API is used in different timezones, the conversion will be different. DECLARE @datetime DATETIME SET @datetime = GETDATE() SELECT @datetime AS [DATE TIME], CONVERT(VARCHAR(11), @datetime, 100) AS [SHORT DATE TIME] GO --OUTPUT Method 2 : In this method, we will convert the datetime to short date format using CAST function. Here is some SQL for the Date portion: select cast('20121019' as datetime). The code snippet in Listing 15 converts a string to a DateTime. If the date is a character string, Sybase IQ implicitly converts the character string to date, time, or timestamp data type, so an explicit cast, as in the example above, is unnecessary. You can do runtime conversions between compatible data types by using the CAST and CONVERT functions. However, if it's a delimited. WeekDay) to find out weekday. PostgreSql or protocol-compatible database (like Amazon Redshift) can be used as a data source with SQL-compatible database connector. Amazon Redshift. when any element of input is before Timestamp. While BigQuery's regular expression functions only work for string data, it's possible to use the STRING() function to cast integer or float data into string format. CAST(timestamp_expression AS STRING) CAST(string_expression AS TIMESTAMP) When casting from timestamp types to string, the timestamp is interpreted using the default time zone, UTC. Instead, Excel may interpret this information as a text or string value only. Net Hi all,I have to insert a value to a column which is datatype SmallDateTime in sql server2000. - SQL Server cast string to datetime. Browse to your AWS Redshift console, go to the "Connect Client" section and download the Redshift JDBC driver from Amazon. DATETIME() to Character. pattern: string string: A regular expression that can be used to test field values. In this blog you will learn about the all Date Time format using sql server. The datetime module supplies classes for manipulating dates and times in both simple and complex ways. After getting a date-time string from an API, for example, we need to convert it to a human-readable format. How to convert a string to DateTime. Please post your comments and questions as a separate thread. In a nutshell, the trick is to. BINARY_STRING([string] giventext) Converts giventext to binary. Date; and i need date in string format: MM/dd/yyyy thanks can you help me?. 14 as an integer, you could write INT(3. Below is a quick notes on how to convert String or integer to be timestamp in Redshift. This section describes their characteristics, how they are similar, and how they differ. Sometimes I can't find a better way to present something then through a series of code/exmaples, so, without much addoo: - Microsoft SQL Server T-SQL date and datetime formats - Date time formats - mssql datetime - MSSQL getdate returns current system date and time in standard internal format. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. I currently have a table that has dates as a datetime fromat (example: 02FEB2015:00:00:00. However, it you can strictly type objects if you need to and cast objects from one type to another. lippsett feel free to pop in if you’ve got anything better!. What normally happens here is the deserialiser will just assume it is a string. First/Last Weeks of the Year¶. The number of subsecond digits produced depends on the number of trailing zeroes in the subsecond part: the CAST function will truncate zero, three, or six digits. I think this is asking for the reverse operation (convert a DateTime to a string with a specific format). Redshift: No Stored Procedures. To read more Click here; NEW: Added ResultSet feature for Amazon Redshift ExecuteSql Task. Execute the following T-SQL scripts in Microsoft SQL Server Management Studio (SSMS) Query Editor to demonstrate T-SQL CONVERT and CAST functions in transforming string SQL date formats, string time & string datetime data to datetime data type. If the date is a character string, Sybase IQ implicitly converts the character string to date, time, or timestamp data type, so an explicit cast, as in the example above, is unnecessary. How to convert string to datetime in SQL server. Robert: Tableau doesn't know about times on their own, only datetimes. The topic ‘String to Date Conversion’ is closed to new replies. But if you need to display the datetime in a human readable format you will need to convert it using CONVERT to cast it as a VARCHAR. If a DATE is converted to a TIMESTAMP, the TIME component of the resulting TIMESTAMP is always 00:00:00. More than 1 year has passed since last update. When the cast to varchar was done it formatted the date as 1994-02-03. Custom DateTime Formatting. Demo PreparedStatement Set Timestamp: 8. In this tutorial, we will show you how to convert a String to java. Since there is no TO_TIMESTAMP() function in Redshift, I used the trick suggested by Yiyu Jia on his [blog][1]. So it's actually changing the type of the input you're supplying to it, to, as you've noted, a pretty useless and non-performant type. It uses a builder to construct the date time with time zone step-by-step. A shorthand string-to-date cast: update People set AgeCat = 'Old' where BirthDate < date '1-Jan-1943' Notice that you can drop even the shorthand cast from the example above, as the engine will understand from the context (comparison to a DATE field) how to interpret the string:. STR_TO_DATE(str,format) is the inverse of the DATE_FORMAT() function. The strftime() function also takes a format string as its first argument. How can I cast a string to datetime for MS SQL? Hi, In my workspace I'm inserting through a FeatureWriter into MS SQL Table and I'm trying to cast a string to a datetime, but it doesn't seem to work. Datetime expressions can be cast to Unix time using the functions ToUnixTime or ToMilliSeconds. PARSE_DATETIME PARSE_DATETIME(format_string, string) Description. Please post your comments and questions as a separate thread. In this example first we are going to declare a datetime variable, and also use the GETDATE() function. dd hh:mi:ss. Convert an Object to a DateTime, without an Exception: 11. When using a live connection, Tableau Desktop relies on the remote database to perform the conversion from string to date or datetime. In SQL 2008, Microsoft introduced some new date and time data types to augment the options available in prior versions. But what really happens here is > that the string is parsed as a physical > time using an implicit timezone (that of the session), and then, when > casted to a plain timezone, the calendar info > is recomputed (with the same TIMEZONE) and then the timezone info > discarded. For example: SELECT 100, LPAD(CAST(100 as VARCHAR. How can I use Windows PowerShell to easily create a System. Parse function in the VB. The SQL Server cast function is the easiest data type conversion function to be used compared to the CONVERT function. The CAST() function is often used to return a value with a specified type for comparison in the WHERE, JOIN, and HAVING clauses. The problem, I need the DateTime, but I really only need the date and I need to use it for something else. and I want to convert them into a datetime format Column3. The result would be 3, which is an integer. Unfortunately, Redshift doesn’t have a try_cast function. valueof() ,then. His workaround consists of using a Data Conversion transformation immediately followed by an Union All filtering the unnecessary columns and renaming the converted columns. max) return will have datetime. Netezza can convert quoted date strings values to date time data. ) to a string. SQL SERVER – Multiple ways to remove seconds & Milliseconds from Datetime (Truncate Datetime till minute) September 18, 2013 by Muhammad Imran In my earlier article, I wrote a solution how to remove milliseconds from datetime. So if you need to convert a string to a date/time value, you can use the CONVERT() function or the CAST() function. Because our cache utilizes Redshift clusters, we often receive questions on how to convert a particular query from MySQL syntax to Redshift syntax. Here is a simple method to convert a text string to numbers (or an integer). SetRowCellValue method in the InitNewRow event handler, GridView tries to convert a value from the SetRowCellValue to DateTime (if column's UnboundType is DateTime), then raises the CustomUnboundColumnData event (with e. 012435 will appear as 0. Since we just get a string back, it'd be up to the deserialiser - or the application - to convert this string back into a useful Date/time representation. Please refer to "ROUND and TRUNC Date Functions" for the permitted format models to use in fmt. Here is the complete scenario to drive the point home. How to format datetime & date with century? Execute the following Microsoft SQL Server T-SQL datetime, date and time formatting scripts in Management Studio Query Editor to demonstrate the usage of the multitude of temporal data formats available and the application of date / datetime functions. For this example, we will parse the raw logs (which are stored on S3), create a Hive table (also stored on S3), register this Hive table in Redshift (using Amazon Redshift Spectrum), create a virtual cube using AtScale, and then query and optimize the underlying data and queries using Amazon Redshift. For example, when you convert a DATETIME value to VARCHAR, you can specify the output format: SELECT. Hello! I have an SQL Datetime that I want to convert into hours and minutes, for example ; 2012-03-27 12:34:39. I also include the latest trick that will make this easier if you are using SQL Server 2008 or SQL Server 2012. I have researched and tried various combinations to convert string field to DateTime field but have not succeeded. When date information from other systems is pasted or imported to Excel, it may not be recognized as a proper date or time. com In addition to the CAST and CONVERT functions in the previous answers, if you are using SQL Server 2012 and above you use the FORMAT function to convert a DATETIME based type to a string. Recently while working with a table where there were two columns, one a DATE datatype and a second TIME datatype, I found that those needed to be combined into a single DATETIME result column. Instead, Excel may interpret this information as a text or string value only. A date/time value can always be converted to and from a TIMESTAMP. This document defines constructor functions, operators, and functions on the datatypes defined in [XML Schema Part 2: Datatypes Second Edition] and the datatypes defined in [XQuery and XPath Data Model (XDM) 3. Any object of date, time and datetime can call strftime() to get string from these objects. Format method. use TO_DATE() to get the date converted; append the time portion of the input text to the above; CAST the resulting string to a TIMESTAMP. The following CAST specification returns ASCII. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. NET language is useful in many programs where you want to convert a string into a DateTime instance. Rate this: Please Sign up or sign in to vote. As i said i have to convert DATETIME to TIMESTAMP. Cast datetime to string keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. Convert text string to time. In my experience there are two ways to go about doing this. then using substring function create another data element which will show data in YYYY-MM-DD format then use cast function to convert into date. Data Type Formatting Functions. however my code below involves an undocumented function not sure if there is a better way to do this. Hopefully all of the above will save you some time. The number of parameters you pass to COALESCE is up to you. Need Help: DateTime to character. LocalDate instances are immutable and thread-safe, which makes it very useful for robust application design. Since Java supports polymorphism, it's possible for a reference variable of super type to hold object of sub type, but when we try to cast object, which is not exactly of type on left hand side, we get java. In a CAST specification, CCSID 367 refers to ASCII data. In this post, we will discuss about all Hive Data Types With Examples for each data type. (Inherited from BsonValue. But I am unable to convert it to a DateTime object to apply a condition. Currently I have this solution to format a DateTime, with handling addition of leading 0 to have 2 digits: CAST(DATEPART(yyyy,EventEnqueuedUtcTime) AS NVARCHAR(MAX)),. If the string is in. The topic ‘String to Date Conversion’ is closed to new replies. Redshift is based on Postgres so it also works (for how long is a good question). I don't think what you are trying to achieve is possible using datetime. Parse(string) but it's also showing the date value like this #12/16/2009# but i want date value should be 12/16/2009. date instances. The following steps are necessary: 1. This is mentioned in the documentation for the date function, but bears repeating here. The new TIMESTAMPTZ data type allows you to input timestamp values that include a time zone. But if you need to display the datetime in a human readable format you will need to convert it using CONVERT to cast it as a VARCHAR. CAST and CONVERT Functions. I'm receiving a stream of log files to an S3 bucket and querying this data through Amazon Athena (Redshift). That seems to work. DateTime supports microseconds since 5. As long as your data contains only the date portion, your queries will work as expected. SQL Server: -- 3rd parameter specifies 112 style (Date 'YYYYMMDD' format) SELECT CONVERT(CHAR(8), GETDATE(), 112); # 20170406. You will see that converting to datetime returns a datetime datatype but when you put that in an incorrect datatype you get exactly what you told it, which is your formatted string representation. The '%' character is required before format specifier characters. For example, to convert the column ‘Date_Of_Birth’ to dd-mm-yyyy format. The problem with the query parameters¶. When using a live connection, Tableau Desktop relies on the remote database to perform the conversion from string to date or datetime. ParseExact Method Powershell Tip #2: Convert Datetime String - Powershell Guru Skip to content. RedshiftのデータをAWS GlueでParquetに変換してRedshift Spectrumで利用するときにハマったことや確認したことを記録しています。 前提 Parquet化してSpectrumを利用するユースケースとして以下を想定. Below code worked for me, the obstetrical I had was to convert String to datetime. More than 1 year has passed since last update. Everything is an object in PowerShell. The members of a system. Posts about Cast function OBIEE written by harikv. This is the second part of the article on java. and I want to convert them into a datetime format Column3. Adding cast function to this field will append TRUNC function in the physical query fired to the database. Regarding the conversion of a string into a numeric data type such as int and float, cast is the suitable function. Read on! We'll see whether there really is a difference between CAST and CONVERT in this post. If a DATE is converted to a TIMESTAMP, the TIME component of the resulting TIMESTAMP is always 00:00:00. It uses a builder to construct the date time with time zone step-by-step. 20 Dec 2017. I don't think what you are trying to achieve is possible using datetime. Find the best time for web meetings (Meeting Planner) or use the Time and Date Converters. DatetimeIndex [source] ¶. The list of tutorials related to oXygen XML Editor. Get started by May 31 for 2 months free. In SQL Server, you can use CONVERT or TRY_CONVERT function with an appropriate datetime style. If the supplied time zone is not in the correct format, GMT is used. Want to hide certain birthdays so XX/XX/XXXX shows under certain circumstances. how to start Sysbase in LINUX? How to automatically source sa_config. While date and time arithmetic is supported, the focus of the implementation is on efficient attribute extraction for output formatting and manipulation. datetime type in the Python standard library. FORMAT takes different types of expression for date/time and numeric conversions. DateTime date = DateTime. data made of text). Any object of date, time and datetime can call strftime() to get string from these objects. Perhaps they’re integer, perhaps they’re numeric, perhaps you’re using Postgres and they’re money, or perhaps you rolled the dice on floating-point rounding errors and went with real. However, the same FORMAT expression can be used irrespective of whether the conversion is to a string or from a string. The first example is how I used to go about performing this task before I understood how. I wish to cast string to time. May throw std::bad_alloc from the std::string constructor. You can use TO_CHAR(x[, format]) to convert the datetime x to a string. Custom DateTime Formatting. The BINARY operator is used to force a column comparison byte by byte rather than character by character. DATETIME to STRING? 4. The DateTime. If the CCSID clause was specified with a numeric value, that number is the CCSID of the result. (table) i am looking for a transformation which gives me puses string as datetime with (yyyy-mm-dd) format. The number of subsecond digits produced depends on the number of trailing zeroes in the subsecond part: the CAST function will truncate zero, three, or six digits. Certain data types require an explicit conversion to other data types using the CAST or CONVERT function. Most of time, we get a date in form of a string and we usually need to parse to a DateTime object to perform some operations like date difference, weekday, month name, formatting and so on. Since there is no TO_TIMESTAMP() function in Redshift, I used the trick suggested by Yiyu Jia on his [blog][1]. Hi, I'm trying to modify a code script and trying to add a few new fields to it. The BINARY operator is used to force a column comparison byte by byte rather than character by character. The following steps are necessary: 1. Getting "Could not cast or convert from System. Error: "String was not recognized as a valid DateTime. For instance, there is a string value ("12/10/2015") and our requirement is to find out weekday (Sunday or Monday and so on) of date. UPDATE Employee SET BirthDate = CONVERT (char (4), YEAR (CAST (‘1965-01-23′ as. However, it you can strictly type objects if you need to and cast objects from one type to another. The way I solved this was to parse the DATETIME string by splitting it into arrays and instantiating the JS Date object by using the “new Date(year, month, day, hour, minute, second, millisecond)” syntax. Need Help: DateTime to character. STR_TO_DATE(str,format) is the inverse of the DATE_FORMAT() function. The problem, I need the DateTime, but I really only need the date and I need to use it for something else. String to System. The expression can be a literal string or a field name. The all-important revenue graph. ToString method. In order to retrieve just get DATE, we need to cast output of GETDATE() into DATE data type as shown below :. The value returned is always of datatype DATE, even if you specify a different datetime datatype for date. - table_hash. Whether your period is an hour, day, week or month, Postgres nerds do it with date_trunc: MS SQL Server, speed demon though it is, lacks nice functions for this. The most difficult part when working with dates is to be sure that the format of the date you are trying to insert, matches the format of the date column in the database. If you try to use any of the. In parsing operations, custom date and time format strings can be used with the DateTime. If the date is a character string, Sybase IQ implicitly converts the character string to date, time, or timestamp data type, so an explicit cast, as in the example above, is unnecessary. Below are examples,. Need help? Post your question and get tips & solutions from a community of 434,297 IT Pros & Developers. So if you only need the time part, you can just leave it at day zero (what day that is depends on your datasource - it's 30/12/1899 for text files) or you can just make it an arbitrary date. LocalDate and LocalDateTime are immutable date-time objects that represent a date and latterly a date and time. Posted on April 4, 2014 Updated on April 4, 2014. Cast syntax: CAST ( expression AS data_type ). This is very simple, since Firebird's built-in CAST operator does this very well:. String Format for DateTime [C#] This example shows how to format DateTime using String. But, you don't. Cast functions and operators enable conversion of values from one data type to another. How to convert a datetime to string in T-SQL - Stack Overflow. Syntax: TO_DATE(string, format) The following can be modified for any datetime separators (such as ‘-‘, ‘/’, or ‘:’):. Parse function in the VB. So if you need to convert a string to a date/time value, you can use the CONVERT() function or the CAST() function. Why? Because the object I pass as a parameter isn't a DateTime, it's a string. From the Date Dimension object, i am getting the date formate as 20-SEP-2015 which is of type string i need to convert to same date format with only datetype change as [email protected] Universe Level. C# Corner Q3, 2019 MVPs Announced. While if you look documentation, for cast, it clearly states that it supports DateTime as well as Date data types:. lippsett feel free to pop in if you’ve got anything better!. How do I convert this integers to datetime?. If [DATAITEM] is a string expression it must be a valid string representation of an ISO SQL date which is YYYY-MM-DD. So i want to create a staging table where i can convert MSSQL DATETIME. me | source. Any string representing date and time can be converted to datetime object by using a corresponding format code equivalent to the string. In my experience there are two ways to go about doing this. The second argument is a format string that indicates how the character string should be parsed to create the date value. Perhaps they’re integer, perhaps they’re numeric, perhaps you’re using Postgres and they’re money, or perhaps you rolled the dice on floating-point rounding errors and went with real. The following shows the output: Even though CAST() is a standard-SQL function, not so many database systems support it. Ask Question Minute, then you can construct an Excel formula to generate a cell in date/time format. You can directly convert the format by specifying the cast operator (‘::’) such as ::date, ::time, ::timestamp after the date string literal. The all-important revenue graph. For example, DO NOT keep date-time information as varchar in your table, as Redshift optimises and stores each data type more efficiently based on the value it is expecting. A boolean can be cast to an integer, float, or string, It cannot be cast to a date. DateTime object from a string? Use the [DateTime] type accelerator to convert the string, for example: [datetime]"1/2/14". For formatting date/time values for display, see Section 9. When the cast to varchar was done it formatted the date as 1994-02-03. The format for the timestamp value.