how to concatenate two columns in sql with comma

Exact code used was: concat(col1,col2,col3) as col4. This will help others find it more readily. Download this practice workbook to exercise while you are reading this article. The second argument is set to TRUE, which tells the formula that in case of encounters any blank cells, these should be ignored. How to Flip Data in Excel (Columns, Rows, Tables)? example of the full name from the previous paragraphs now becomes: Let's apply everything we learned in this tip in an example. Example 1 - using CONCAT(). The TEXT function converts a numeric value to text and combines numbers with text or symbols. The Flash Fill is a really helpful feature that works by recognizing the pattern based on one or two inputs from the user. Related: Concatenate PySpark (Python) DataFrame column. There are multiple ways to concatenate rows into string. Dates = {'Day': [1, 29, 23, 4, 15], In this tutorial, I have covered six simple methods you can use to combine two columns in Excel while separating them with a comma (or space or any other delimiter). The WS stands for "with separator". This saves time on the programming side where you add the column values separately. string_value tip FROM Person.Person; SELECT FirstName, While we have already added the line break character by using the CHAR(10) as the delimiter, for the names to actually appear on separate lines, you need to apply the wrap text formatting to the cells, To do that, select names in column C and then click on the Wrap Text icon in the ribbon (its in the Home tab in the alignment group). In this example, we will concatenate name and surname columns into one - full_name using empty string (' ') as a separator.Then we will combine the rest of the columns into the second one - address using commas (', ') as separators. As I said at the start of the function you can define any other characters instead of space. There is one more version of the CONCAT . Either replace CONCAT manually between each column if you're on an older version of SQL Server. Concatenation of Different SQL Server Data Types; Concatenate SQL Server Columns into a String with CONCAT() New FORMAT and CONCAT Functions in SQL Server 2012; Concatenate Values Using CONCAT_WS. 0. Asking for help, clarification, or responding to other answers. Thanks for contributing an answer to Stack Overflow! The query above depends on the UNION set operator to remove duplicate rows introduced by the query pattern. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards), An adverb which means "doing without understanding". Other data types have different lengths when implicitly converted to strings. When mixing data types, you need to make sure you have converted a separator, the following the rows will return the same hash: Such collisions can easily be avoided by adding a separator. Myself, Bhubon Costa, an engineer, is currently employed with Exceldemy as an Excel & VBA Content Developer. Setting up a program, like what you are proposing will take too much time. Do you know why that may be? The objective is to return a resultset with two columns, one with the Category Identifier, and the other with a concatenated list of all the Product Names separated by a delimiting character: such as a comma. If you're interested in this Write SQL query combine all student city data in a one string. We make use of First and third party cookies to improve our user experience. In this tip, we'll go over the various options you have in Microsoft SQL Server T-SQL for concatenating Supposing you have a column of names as below screenshot shown, you can also apply the CONCATENATE function to combine this column/list into one cell and separate each cell content by comma or space in Excel. In SQL database that stores Images in a parcelImages table.Since each parcel can take part in multiple Images and each images can involve multiple parcels. Drag down or double-click the fill handle to copy the formula down the column. I am using below logic for concatenation. Answer (1 of 5): "How do I concatenate two columns in SQL with spaces?" The SQL concatenation operator is two pipe symbols: || I'm going to make a couple of assumptions: If the two columns are fixed character (CHAR) type or implicit cast compatible with type CHAR: SELECT TRIM( col_1 ) || ' ' . insert into test.table1(col1,col2,col3) values(1,2,3); We can also concatenate multiple cells and use a separator comma by using the VBA code. Here's an example of retrieving data from a database, and combining two columns into one, separated by a comma: SELECT CONCAT_WS(', ', city.Name, country.Name ) AS Location FROM city INNER JOIN country ON city.CountryCode = country.Code WHERE . Concatenate multiple columns in SQL Server. */, Thanks, I am sure you spent a lot of time coming up with your response and I am grateful. Note: How Intuit improves security, latency, and development velocity with a Site Maintenance - Friday, January 20, 2023 02:00 - 05:00 UTC (Thursday, Jan Were bringing advertisements for technology courses to Stack Overflow. In the menu bar, select Insert, Function. I am using mysql 5.5, Gerald, before update on test.table1 for each row anymore as shown in the following example! Agree In this article, we will see an SQL query to concatenate two-column into one with the existing column name. Find centralized, trusted content and collaborate around the technologies you use most. Concatenate two values from the same column with different conditions in MySQL. Copyright (c) 2006-2023 Edgewood Solutions, LLC All rights reserved When was the term directory replaced by folder? What is your dummy value going to be? Select a blank cell you will place the concatenation result in, and enter the formula =CONCATENATE (TRANSPOSE (A2:A16)&",") into it. We can perform the above activity using the CONCAT() function. Notice that Excel IntelliSense detects the User-Defined Function (and it will show up as soon as you type the first few alphabets of the function name: Ive created the above VBA code to combine two columns and have specified the delimiter as , . 00000 - "invalid number of arguments" *Cause: *Action: Error at Line: 6 Column: 42. the same hash. THANK you, your response cleared the fog from my mind. FROM Person.Person; There is no one function like GROUP_CONCAT() in MySQL that we could use to concat multiple row values into a single column value in SQL Server but we could use other methods like for example if we want to concat all IDs that has has similar FirstName we could do it as. More fiddling discloses the concat(col1,col2,col3) as col4 does not work on creating a table, only works on views. It also let you define separator ( , , , , _ , etc.). Then you will get two commas in a row. Select the cell where you want to put the combined data. I tried to do so using this code, but it didn't work. Again thanks. combine two columns into one column in sql and add it to existing table networks provide faster data speeds and greater coverage than the previous networks, allowing for more efficient use of data and better . Even It requires a minimum of two input values; otherwise, CONCAT will raise an error. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. execute the queries yourself to see the results. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. I n this tutorial, we are going to see how to concatenate multiple columns in Mysql. Can a county without an HOA or Covenants stop people from storing campers or building sheds? What are possible explanations for why Democratic states appear to have higher homeless rates per capita than Republican states? Determining SET Options for a Current Session in SQL Server, Concatenation of Different SQL Server Data Types, Concatenate SQL Server Columns into a String with CONCAT(), New FORMAT and CONCAT Functions in SQL Server 2012, Additional Optimizations for Type 2 Slowly Changing Dimensions in SQL Server Integration Sql Server: How To Concatenate Column Data Using Comma With Code Examples Through the use of the programming language, we will work together to solve the Sql Server: How To Concatenate Column Data Using Comma puzzle in this lesson. We are doing this as we want the names to be separated by a comma followed by a space character. Any string expression can be used, For more information about the SET statement, check out the For example, to display the product's name along with its price, use the following . After concatenating you can move it anywhere. We want to combine the values in column A and column B in column C using a User Defined Function. Can anyone please advise how I should change the code? Again thanks. 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Concatenate SQL columns with comma separated, Microsoft Azure joins Collectives on Stack Overflow. Use a line break for the . I have a detailed tutorial on how to delete the formulas and keep the values. This will output an empty string if either of the columns are null or empty. Type =CONCAT (. begin Applies to: select CONCAT (yourColumnName1, ' ',yourColumnName2) as anyVariableName from yourTableName; To understand the above concept, let us create a table. Step 1. Double-click or drag down the fill handle to copy . Asking for help, clarification, or responding to other answers. In SQL Server 2017 and later, we can use the function CONCAT_WS. Select the cell you want to combine first. Using FOR XML PATH and STRING_AGG() to denormalize SQL Server data. Python - How to Concatenate Two or More Pandas DataFrames along columns? However, this is not the focus of this SQL tutorial. Below is an example where I got the data where I had the first and the last name in separate columns, and I wanted to combine the two columns while adding the comma in between the names. If you have the same values for hospitalid ( and maybe dictatorid ) than for the previous row, add to patientidlist a , followed by the value of patientid converted in a string.If you have not the values, use newdt.NewRow() to create a new row dtrow with the same definition than dt, load the 3 columns of this new row with the values of . A simple way to concatenate things is to use the CONCATENATE function. Remember that, you should write the formula in a separate cell in the same row as the first row of the column. MySQL Concatenate Multiple Columns. When we use the ampersand operator to join values the result is always text strings, even when the values are numbers. This table illustrates the mapping: When CONCAT receives nvarchar input arguments of length <= 4000 characters, or varchar input arguments of length <= 8000 characters, implicit conversions can affect the length of the result. How do I concatenate multiple columns? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. With the default This separator can be a comma(,), hyphen(-), underscore(_), or any static string or pattern like (***), etc. CONCAT implicitly converts all arguments to string types before concatenation. How can I translate the names of the Proto-Indo-European gods and goddesses into Latin? What non-academic job options are there for a PhD in algebraic topology? You can simply do this programmatically by separately select fields from MySQL Table and store their values in the single variable after concat their values. By using our site, you Using FOR XML PATH and STRING_AGG() to denormalize SQL Server data. This pattern is described Execute the below query to see the content of the table, Method 1: Without replacing the existing column. columns together into one single value. The problem here is CONCAT_WS doesn't put a separator between two columns TEXTJOIN is a new function added in Excel 2019, so if you cannot find it in your Excel version, you will not be able to use this method. http://technet.microsoft.com/en-us/library/hh231515.aspx therefor, use COALESCE if you need a result even if one substring is null. Transact-SQL syntax conventions. Hi, thanks for the prompt response. This method will change the original table. It also closes the item. How Intuit improves security, latency, and development velocity with a Site Maintenance - Friday, January 20, 2023 02:00 - 05:00 UTC (Thursday, Jan Were bringing advertisements for technology courses to Stack Overflow, Add a column with a default value to an existing table in SQL Server. drawbacks. Read More: How to Concatenate Columns in Excel (8 Simple Methods). Press Enter after releasing the Ctrl key and typing the ending parenthesis in the formula bar. begin This FOR XML PATH method can be used in SQL Server version 2005 . The + operator is easy to use and makes for intuitive code. data types used (this is called an overloaded operator). Both CONCAT and (+) result if both operands have values different from NULL. Some examples in this tip are shown using the It string_value Imagine we have the following dataset displaying the first and last names in columns A and B, respectively. The query to insert records is as follows , Display all records from the table with the help of select statement. Services - Part 3, Using SQL Server Concatenation Efficiently, Understanding the SQL Server HASHBYTES hashing algorithms, Add a Salt with the SQL Server HASHBYTES Function, Using Hashbytes to track and store historical changes for SQL Server data, Using hash values in SSIS to determine when to insert or update rows, SQL How to save a selection of features, temporary in QGIS? Two pipe symbols are used as a separator. Not the answer you're looking for? (To add a separating value during concatenation, see CONCAT_WS.) To get a comprehensive idea of anything at once, you may need to concatenate multiple cells and separate them by using commas. the first name, the middle name and the last name. Courses. Additional Optimizations for Type 2 Slowly Changing Dimensions in SQL Server Integration and should be avoided. TRANSLATE (Transact-SQL) select certificateDuration, ' DurationType = '+. Your queries will be answered as soon as possible by the Exceldemy team. Trying to match up a new seat for my bicycle and having difficulty finding one that will work, Determine whether the function has a limit, Looking to protect enchantment in Mono Black. Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? For example, if cell A1 contains the number 23.5, you can use the following formula to format the number as a dollar amount: =TEXT (A1,"$0.00") Result: $23.50. 2013-2022 ExcelDemy.com. The query is as follows , The following is the output displaying the concatenated columns , Enjoy unlimited access on 5500+ Hand Picked Quality Video Courses. CONCAT takes a variable number of string arguments and concatenates (or joins) them into a single string. FROM person.Person C select * from test.table1; Arguments are separated by a comma. How Could One Calculate the Crit Chance in 13th Age for a Monk with Ki in Anydice? In this case, we shall use the code number 10 to return the line break character. Why did it take so long for Europeans to adopt the moldboard plow? Dont forget to remove the curly brackets { } from the formula. http://stackoverflow.com/a/3672860/1318464, How to remove Windows 10 Activate Windows watermark, How to get a new page into Google quickly using Google Search Console, How to Use the JavaScript Array.at() Method to Get First, Last, and Second-Last Items, How to use ipconfig /display dns to view internet history. To do that in Excel 365, follow the steps below. col4 varchar(10) This truncation preserves space and supports plan generation efficiency. in the tip CONCAT(Firstname , GETDATE()) AS [FirstName + GETDATE()] For example: StudentCourseDB (in my example) Step 2. If you need to filter the values before combining you can add the WHERE statement after the table name, for example to only show names starting with a J: Reference: http://stackoverflow.com/a/3672860/1318464, Your email address will not be published. Find all tables containing column with specified name - MS SQL Server, Escape single quotes from comma separated string in Oracle. Let's see through another example to concatenate three different columns of the day, month, and year in a single column Date. Both CONCAT and (+) result if both operands have values different from NULL. SELECT * FROM t1. However, this option is deprecated Concatenates one or more strings, or concatenates one or more binary values. ISNULL or COALESCE: The downside is you'll have to apply ISNULL/COALESCE to every column or A common use case when working with data stored in relational databases is "gluing" Azure SQL Managed Instance Run a VBA Code to Concatenate Multiple Cells with Comma. STRING_ESCAPE (Transact-SQL) I am a big data expert, application developer, statistician, and an economist. Not all persons have a middle name, so some rows will return a NULL instead of . There has to be at least two strings as input for the CONCAT function to work without any hassles. Even if you use several + operators in one statement, the string content is copied only once. What are the options for storing hierarchical data in a relational database? col2 varchar(10), use CONVERT with a specific style to get datetime values into the correct format. Advertisement. Custom sorting using two different columns in MySQL? Why does secondary surveillance radar use a different antenna design than primary radar? To check, you can add a Label and a Button. COALESCE (case. See CAST and CONVERT (Transact-SQL) for more information about data type conversions. If all columns are NULL, the result is an empty string. How to Concatenate Multiple Cells with Comma in Excel (4 Ways), 4 Ways to Concatenate Multiple Cells with Comma in Excel, 1. Analytics Platform System (PDW), This function returns a string resulting from the concatenation, or joining, of two or more string values in an end-to-end manner. This makes some expressions a With this Spark SQL provides two built-in functions: concat and concat_ws . To do this, well utilize the CONCATENATE and TEXTJOIN functions. Select cell C2 and type in the following formula: Copy the formula down the column by double-clicking on the fill handle or holding and dragging it down. 4. Ctrl + click on each cell you wish to concatenate while holding down the Ctrl key. Syntaxes. Select distinct values from two columns in MySQL? The join predicate can potentially deliver much better query performance than one that involves complex SQL operators and functions. If CONCAT receives arguments with all NULL values, it will return an empty string of type varchar(1). In addition to concatenating multiple cells in a row, we can do the same thing for a column. The CONCAT () function in MySQL, allows you to concatenate two or more strings. The WS stands for "with separator". Here, we can see that FIRSTNAME and LASTNAME is concatenated but there is no space between them, If you want to add space between the FIRSTNAME and LASTNAME then add space( ) in CONCAT() function. Therefore, a concatenation of two integers returns a result with a length of no less than 24. Purpose of the Oracle CONCAT Function. Wall shelves, hooks, other wall-mounted things, without drilling? SELECT FirstName, To solve this, we can either use ISNULL to replace NULL with Try the following expression within a textbox in an SSRS report: =Join (LookUpSet (Fields!Cat.Value, Fields!Cat.Value, Fields!SubCat.Value, "DataSet1"), ",") I have assumed that your dataset is still having the default name of "DataSet1" and that your fields are named as Cat and SubCat. To concatenate two or more columns, you configure the Merge Cells' settings in a similar way but choose to merge columns into one and place the results in the left column. FROM Person.Person; The other difference is (+) require operands to be a string value or need to be converted to string where as CONCATE accept other non-string data types such as INT and DATE. Follow the following procedures below. For this, you need to add commas to your CONCATENATE formula as delimiters. Run a VBA Code to Concatenate Multiple Cells with Comma, Opposite of Concatenate in Excel (4 Options), How to Concatenate in Excel (3 Suitable Ways). Connect and share knowledge within a single location that is structured and easy to search. In this case, you can use MySQL functions to combine the values of the columns. The columns (col1,col2,col3) can have null values. The return type depends on the type of the arguments. There are two functions for doing this -. Notes. To concatenate strings in SQL Server you can simply use the + operator. 0 and -1 are legit values for this column. This SQL statement is much easier to read and write when you need to have NULL code handling in place and generate a single string in a single column with spaces as a separator. Let's take a look at the Person table and concatenate The implicit conversion to strings follows the existing rules for data type conversions. So you don't need to use ISNULL or COALESCE anymore either! I earn a small commission if you buy any products using my affiliate links to Amazon. SQL Server (all supported versions) Use commas to separate the cells you are combining and use quotation marks to add spaces, commas, or other text. Because of data types precedence, the strings are being converted to integers, Sponsored by 10xer.co. Notice that the comma is in double quotes, followed by a single-space character. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); ExcelDemy is a place where you can learn Excel, and get solutions to your Excel & Excel VBA-related problems, Data Analysis with Excel, etc. CONCAT_WS. Copy and paste for as many records . STUFF Function in SQL Server. this technology is being used in a variety of industries, including healthcare, transportation, and autonomous vehicles. Poisson regression with constraint on the coefficients of two variables be the same. FROM Person.Person; SELECT FirstName, With two tables t1, t2: SELECT * FROM t1. WHERE P.FirstName = C.FirstName ClearCollect ( colDD, AddColumns ( YourListName, "FullName", 'First Name' & " " & 'Second Name' ) ) The Items of your drop-down would be. Concat implicitly converts all arguments to string types before concatenation: how Flip... Makes some expressions a with this Spark SQL provides two built-in functions: CONCAT col1! Implicitly converts all arguments to string types before concatenation one Calculate the Chance! A PhD in algebraic topology your own separator values like space, comma, dash, in...: select * from test.table1 ; arguments are separated by a space character columns with comma separated string in.... For this column let you define separator (,,, _, etc in the same for... Add the column values separately an older version of SQL Server version 2005, LLC all reserved. That, you can add a Label and a Button healthcare,,. In Oracle 13th Age for a column simply use the + operator columns rows! To join values the result is an empty string of type varchar 10. Can I translate the names to be separated by a space character introduced by the above... Provides two built-in functions: CONCAT and CONCAT_WS. ) Developer,,... Am grateful Server Integration and should be avoided provides two built-in functions CONCAT. And goddesses into Latin with this Spark SQL provides two built-in functions: and. Because of how to concatenate two columns in sql with comma types precedence, the middle name, the strings are being converted strings. For storing hierarchical data in a separate cell in the formula in a separate cell the. Detailed tutorial on how to delete the formulas and keep the values numbers., well utilize the concatenate function person.Person ; select FirstName, with two tables t1,:. Separator values like space, comma, dash, etc in the formula in one., you using for XML PATH and STRING_AGG ( ) to denormalize SQL Server data if CONCAT arguments... This pattern is described Execute the below query to see how to concatenate two or binary... Stack Overflow up with your response and I am using MySQL 5.5, Gerald, before update on for! With Exceldemy as an Excel & VBA content Developer capita than Republican states a space.. Ctrl + click on each cell you wish to concatenate things is use... Inputs from the table with the help of select statement ) this preserves., LLC all rights reserved when was the term directory replaced by?! Look at the Person table and concatenate the implicit conversion to strings follows the existing rules data! Location that is structured and easy to search the Flash fill is a really helpful feature that works by the! There has to be at least two strings as input for the CONCAT ( ) denormalize! Name, so some rows will return a NULL instead of ways to concatenate things is to use makes! Within a single location that is structured and easy to search,, _, in. There are multiple ways to concatenate strings in SQL Server version 2005 this as we want the names the. And combines numbers with text or symbols and easy to search, with two tables,! And third party cookies to improve our user experience CAST and CONVERT ( Transact-SQL select. Coalesce anymore either Person table and concatenate the implicit conversion to strings follows the existing column the type... Each cell you wish to concatenate while holding down the fill handle to copy what non-academic options... Escape single quotes from comma separated string in Oracle is in double quotes, followed by comma... T1, t2: select * from t1 an example join predicate can potentially deliver much query. Take too much time how to concatenate two columns in sql with comma will take too much time PATH Method can used... Display all records from the formula down the column Reach developers & technologists.... The comma is in double quotes, followed by a single-space character person.Person ; select FirstName with... You should Write the formula in a row, we are going to see how to concatenate columns... The term directory replaced by how to concatenate two columns in sql with comma Solutions, LLC all rights reserved when was the directory! Concatenates one or two inputs from the same this SQL tutorial it return. As follows, Display all records from the same row as the first,... Concatenate two-column into one with the help of select statement additional Optimizations for type 2 Changing... Only once deliver much better query performance than one that involves complex SQL operators and.! The names of the Proto-Indo-European gods and goddesses into Latin agree in this tip in an example use most clarification. Commas in a variety of industries, including healthcare, transportation, autonomous. ) function operator ) input values ; otherwise, CONCAT will raise an error: select from! More Pandas DataFrames along columns Excel 365, follow the steps below tried to do so using this,! Coefficients of two integers returns a result with a specific style to how to concatenate two columns in sql with comma a comprehensive idea of anything at,. Implicitly converted to integers, Sponsored by 10xer.co content of the columns followed a. Records from the same thing for a column in double quotes, followed by a space.. Possible explanations for why Democratic states appear to have higher homeless rates per capita Republican. Values like space, comma, dash, how to concatenate two columns in sql with comma in the following example DataFrames along columns and!, like what you are reading this article, we are doing this as want. Use MySQL functions to combine the values in column C using a user Defined function use the and! Are reading this article, we shall use the code cells and separate by... The coefficients of two integers returns a result with a length of no less than 24 including healthcare transportation. Idea of anything at once, you may need to concatenate two-column into one with existing. Like what you are reading this article, we can do the same row the!, col2, col3 ) as col4 and an economist Solutions, LLC rights! One statement, the strings are being converted to strings follows the existing column homeless rates per capita Republican... & # x27 ; DurationType = & # x27 ; + agree in article. Becomes: let 's take a look at the Person table and concatenate the implicit conversion to strings along... A numeric value to text and combines numbers with text or symbols centralized... Types before concatenation it also let you define separator (,,,. Version of SQL Server version 2005 space character is deprecated concatenates one or more strings even! And an economist x27 ; DurationType = & # x27 ; + DataFrames along columns responding other! We learned in this case, you should Write the formula bar return the line character. Or two inputs from the previous paragraphs now becomes: let 's apply everything we learned in case! Execute the below query to Insert records is as follows, Display all records from the table with existing! Algebraic topology you, your response and I am using MySQL 5.5, Gerald before... 8 simple Methods ) is always text strings, even when the.! Same thing for a PhD in algebraic topology location that is structured and easy use... Can potentially deliver much better query performance than one that involves complex SQL operators and functions,. Exercise while you are reading this article STRING_AGG ( ) to denormalize SQL Server you can use functions! From t1 types before concatenation Pandas DataFrames along columns who claims to quantum. Is in double quotes, followed by a comma in addition to multiple... Same row as the first name, so some rows will return a NULL instead of space ;,... Myself, Bhubon Costa, an engineer, is currently employed with Exceldemy as an Excel & content... Is not the focus of this SQL tutorial instead of do this, need. 5.5, Gerald, before update on test.table1 for each row anymore as shown in the same row as first... The cell where you want to combine the values of the full from! Therefore, a concatenation of two input values ; otherwise, CONCAT will raise an error can specify your separator... N'T need to use and makes for intuitive code up with your response cleared fog! How I should change the code number 10 to return the line how to concatenate two columns in sql with comma character to use and makes intuitive... Llc all rights reserved when was the term directory replaced by folder SQL. For a column more binary values PATH and STRING_AGG ( ) function in MySQL sheds., Method 1: without replacing the existing column name denormalize SQL Server, Escape single quotes from comma,! Drag down the Ctrl key design / logo 2023 Stack Exchange Inc ; user contributions licensed under BY-SA... Enter after releasing the Ctrl key and typing the ending parenthesis in the following example, or responding other. The string content is copied only once technology is being used in Server. Perform the above activity using the CONCAT ( ) to denormalize SQL data... Flash fill is a really helpful feature that works by recognizing the pattern on... Other data types have different lengths when implicitly converted to integers, by! Between each column if you buy any products using my affiliate links to Amazon CAST and CONVERT ( )... Crit Chance in 13th Age for a Monk with Ki in Anydice single-space. Function how to concatenate two columns in sql with comma. ) Crit Chance in 13th Age for a PhD in algebraic topology rates per capita than states.

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how to concatenate two columns in sql with comma

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