Saturday, October 31, 2009

Search string in any column in a table

Step 1.
USE digitallearning
GO
CREATE PROCEDURE sp_FindStringInTable @stringToFind VARCHAR(100), @schema sysname, @table sysname
AS
DECLARE @sqlCommand VARCHAR(8000)
DECLARE @where VARCHAR(8000)
DECLARE @columnName sysname
DECLARE @cursor VARCHAR(8000)
BEGIN TRY
SET @sqlCommand = 'SELECT * FROM ' + @schema + '.' + @table + ' WHERE'
SET @where = ''
SET @cursor = 'DECLARE col_cursor CURSOR FOR SELECT COLUMN_NAME
FROM ' + DB_NAME() + '.INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = ''' + @schema + '''
AND TABLE_NAME = ''' + @table + '''
AND DATA_TYPE IN (''char'',''nchar'',''ntext'',''nvarchar'',''text'',''varchar'')'
EXEC (@cursor)
OPEN col_cursor
FETCH NEXT FROM col_cursor INTO @columnName
WHILE @@FETCH_STATUS = 0
BEGIN
IF @where <> ''
SET @where = @where + ' OR'
SET @where = @where + ' ' + @columnName + ' LIKE ''' + @stringToFind + ''''
FETCH NEXT FROM col_cursor INTO @columnName
END
CLOSE col_cursor
DEALLOCATE col_cursor
SET @sqlCommand = @sqlCommand + @where
--PRINT @sqlCommand
EXEC (@sqlCommand)
END TRY
BEGIN CATCH
PRINT 'There was an error'
IF CURSOR_STATUS('variable', 'col_cursor') <> -3
BEGIN
CLOSE col_cursor
DEALLOCATE col_cursor
END
END CATCH


Step 2.
Query to search the string "script src" from tbl_Article with owner DBO.

USE digitallearning
GO
EXEC sp_FindStringInTable '%script src%', 'dbo', 'tbl_Article'

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