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:
- In the Search text field, enter the text that needs to be searched (e.g. a variable name)
- From the Database drop-down menu, select the database to search in.
- 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.
How do I get only the alphabet of a string in SQL?
SQL Query to Get Alphabets From String
- DECLARE @strEnrollmentNumber NVARCHAR(MAX) = ‘SOE14CE13017’
- DECLARE @intNumber INT.
- SET @intNumber = PATINDEX(‘%[^A-Za-z]%’, @strEnrollmentNumber)
- WHILE @intNumber > 0.
- BEGIN.
- SET @strEnrollmentNumber = STUFF(@strEnrollmentNumber, @intNumber, 1, ” )
How do I search for a string in mysql?
Steps:
- Select the database you need to search in from the left panel of GUI.
- Export > Export Database as SQL.
- In Table Tools window select “FIND TEXT” tab.
- Provide your string to search and click “FIND”.
- It will list all the tables contains our string.
- 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:
- Show all tables owned by the current user: SELECT table_name FROM user_tables;
- Show all tables in the current database: SELECT table_name FROM dba_tables;
- 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:
- SELECT column_name FROM INFORMATION_SCHEMA. COLUMNS.
- 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?
- Use of STRING_SPLIT function to split the string.
- Create a user-defined table-valued function to split the string,
- Use XQuery to split the string value and transform a delimited string into XML.
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
- CREATE FUNCTION dbo.GetNumericValue.
- (@strAlphaNumeric VARCHAR(256))
- RETURNS VARCHAR(256)
- AS.
- BEGIN.
- DECLARE @intAlpha INT.
- SET @intAlpha = PATINDEX(‘%[^0-9]%’, @strAlphaNumeric)
- BEGIN.
How do I exclude a special character in SQL query?
How To Remove Characters & Special Symbols From String Using SQL Function
- Create function [dbo].[RemoveCharSpecialSymbolValue](@str varchar(500))
- returns varchar(500)
- begin.
- declare @startingIndex int.
- set @startingIndex=0.
- while 1=1.
- begin.
- 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.