How do you get a specific string in SQL?

How do I find a specific word from a string in SQL Server?

Method 1 – Using CHARINDEX() function

This function is used to search for a specific word or a substring in an overall string and returns its starting position of match. In case no word is found, then it will return 0 (zero). Let us understand this with examples.

How do I find a specific word in a SQL database?

Select the Object search command:

  1. In the Search text field, enter the text that needs to be searched (e.g. a variable name)
  2. From the Database drop-down menu, select the database to search in.
  3. In the Objects drop-down list, select the object types to search in, or leave them all checked.

How do I extract a string before a character in SQL?

Using the charindex function allows you to search for the @ sign and find its starting position and then the substring is used to extract the characters before the @ sign.

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How do I get only the alphabet of a string in SQL?

SQL Query to Get Alphabets From String

  1. DECLARE @strEnrollmentNumber NVARCHAR(MAX) = ‘SOE14CE13017’
  2. DECLARE @intNumber INT.
  3. SET @intNumber = PATINDEX(‘%[^A-Za-z]%’, @strEnrollmentNumber)
  4. WHILE @intNumber > 0.
  5. BEGIN.
  6. SET @strEnrollmentNumber = STUFF(@strEnrollmentNumber, @intNumber, 1, ” )

How do I search for a string in mysql?

Steps:

  1. Select the database you need to search in from the left panel of GUI.
  2. Export > Export Database as SQL.
  3. In Table Tools window select “FIND TEXT” tab.
  4. Provide your string to search and click “FIND”.
  5. It will list all the tables contains our string.
  6. Select the row with higher relevance %.

How do I get a list of table names in SQL?

Then issue one of the following SQL statement:

  1. Show all tables owned by the current user: SELECT table_name FROM user_tables;
  2. Show all tables in the current database: SELECT table_name FROM dba_tables;
  3. Show all tables that are accessible by the current user:

How do I get only column names in SQL?

The following query will give the table’s column names:

  1. SELECT column_name FROM INFORMATION_SCHEMA. COLUMNS.
  2. WHERE TABLE_NAME = ‘News’

How do I get everything from a specific character in SQL Server?

You can use the MySQL SUBSTRING_INDEX() function to return everything before or after a certain character (or characters) in a string. This function allows you to specify the delimiter to use, and you can specify which one (in the event that there’s more than one in the string).

How do I cut a string after a specific character in SQL?

How to Split a String by a Delimited Char in SQL Server?

  1. Use of STRING_SPLIT function to split the string.
  2. Create a user-defined table-valued function to split the string,
  3. Use XQuery to split the string value and transform a delimited string into XML.
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How do I find a character in a string in SQL Server?

SQL Server CHARINDEX() Function

The CHARINDEX() function searches for a substring in a string, and returns the position. If the substring is not found, this function returns 0. Note: This function performs a case-insensitive search.

How do I separate numbers and alphabets in SQL?

SQL Server User-Defined Function

  1. CREATE FUNCTION dbo.GetNumericValue.
  2. (@strAlphaNumeric VARCHAR(256))
  3. RETURNS VARCHAR(256)
  4. AS.
  5. BEGIN.
  6. DECLARE @intAlpha INT.
  7. SET @intAlpha = PATINDEX(‘%[^0-9]%’, @strAlphaNumeric)
  8. BEGIN.

How do I exclude a special character in SQL query?

How To Remove Characters & Special Symbols From String Using SQL Function

  1. Create function [dbo].[RemoveCharSpecialSymbolValue](@str varchar(500))
  2. returns varchar(500)
  3. begin.
  4. declare @startingIndex int.
  5. set @startingIndex=0.
  6. while 1=1.
  7. begin.
  8. set @startingIndex= patindex(‘%[^0-9. ]%’,@str)

How can check string is alphanumeric in SQL Server?

PATINDEX(‘%[A-Z]%’, Val) > 0, it ensures that string should contain alphanumeric characters. PATINDEX(‘%[0-9]%’, Val) >, it ensures that string should contain numeric characters. Lets see the output of T-SQL, you can see it returns only alphanumeric string only.

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