I know it's easy to do wildcard match against data in DB... Microsoft SQL Server 6 Wildcard help by: EJC | last post by: Hi Folks, I've been trying to build a query from a form of dialogue boxes I have created that holds search criteria for my main database. I have b...
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Using Wildcards Characters with LIKE in T-SQL Wildcard characters enclosed in the brackets are considered literal characters for pattern matching, so we can rewrite the query in the example in the following way to get the correct result: ...
In SQL, a wildcard character is used as a necessary replacement for string characters. The wildcard character is used in SQL with the LIKE operator. The role of the LIKE operator is to look for a certain pattern within the column from where the search requests are being made. The use of...
Examples The following sample code searches for rows in which the value of Col_Keyword matches the "table*e" string. /** * Search the table for rows in which the value of Col_Keyword matches "table*e". */client.search({tableName:TABLE_NAME,indexName:INDEX_NAME,searchQuery: {offset:0...
If you want to use*word*(equivalent toWHERE field_a LIKE '%word%'in SQL) to query data, you can use fuzzy query for better performance. For more information, seeFuzzy query. If you perform a fuzzy query, the query performance is not compromised when the data volume increases. ...
then a user could put the following in the text box: ;DROP TABLE tbl; -- (as an example), which makes your SQL statement become: SELECT cols FROM tbl WHERE field LIKE '%'; (the first part of your query) DROP TABLE tbl; (the injected sql that you don't want to let people run...
I am attempting to issue an SQL query in C# to and Access database using the Microsoft.Jet.OLEDB.4.0 provider. The only wildcard character that seems to work is ‘%’. When using ‘#’, ‘?’, and â€
A SQL query walks into a bar and sees two tables. He walks up to them and asks, "Can I join you?"Ref.: http://tkyte.blogspot.com/2009/02/sql-joke.htmlViewing 9 posts - 31 through 38 (of 38 total) Prev 1 2 3 You must be logged in to reply to this topic. Login to reply...
I belive this may be due to the underlying nature of MSSQL 2005 and the way the query optimizer decides which execution plan is the most efficient. If you use a SQL variable, it should 'trick' the query optimizer into using hash matches instead of nested loops which will result ...