score:1
Accepted answer
var areaname = (string.isnullorempty(convert.tostring(pmodel.areaname))
? (object)dbnull.value : pmodel.areaname)
mysqlcommand.parameters.addwithvalue("@areaname", "%" + areaname + "%");
score:1
mysqlcommand.commandtext = "select * from plantareacodes where (@areacode is null or areacode like areacode) and (@areaname is null or like @areaname) and (@comments is null or comments like @comments);";
Source: stackoverflow.com
Related Query
- Parameter "@Name" not found in the collection
- Error: The type or namespace name 'ExcelPackage' could not be found
- A field or property with the name 'OrderID' was not found on the selected data source
- Want Func parameter name not the value, stored in dictionary
- Add items to a collection if the collection does NOT already contain it by comparing a property of the items?
- A specified Include path is not valid. The EntityType does not declare a navigation property with the name *
- The type or namespace name 'Linq' does not exist in the namespace 'System'
- Replacing the parameter name in the Body of an Expression
- The type or namespace name 'Linq' does not exist in the namespace 'System.Data'
- Expression.Or, The parameter 'item' is not in scope
- The FunctionImport 'GetEmployee' could not be found in the container 'CtxDb'
- Returning the middle n (values not index) from a collection
- How to avoid "The name 'ConfigurationManager' does not exist in the current context" error?
- The parameter '***' was not bound in the specified LINQ to Entities query expression
- Could not find an implementation of the query 'Select' not found
- The type or namespace name 'Linq' does not exist
- The parameter 'd' was not bound in the specified LINQ to Entities query expression
- The name 'con' does not exist in the current context
- A specified Include path is not valid. The EntityType 'SpiceShop.Models.Product' does not declare a navigation property with the name 'Products'
- Upgrade to 4.0: The type or namespace name 'Linq' does not exist in the namespace 'System' (are you missing an assembly reference?)
- How to find the next greater available record in SQL if the one that I entered is not found
- Entity Framework/LINQ Error: The column prefix 'Project1' does not match with a table name or alias name used in the query
- LINQ - Accessing a column with the column name as a string parameter
- Could not find an implementation of the query pattern for source type 'System.Data.Entity.DbSet` 'Where' not found
- "error CS0103: the name 'w' does not exist in the current context" in LINQ lambda expression
- LINQ Entity Framework - The object cannot be deleted because it was not found in the ObjectStateManager
- Why does my LINQ to SQL query fail the first time ("Row Not Found or Changed") and succeed the second time?
- Linq2Sql -> Searching the database against a local collection of values - "Queries with local collections are not supported"
- Split collection into n of parts is not giving the desired resulting secuences
- The Name 'insert name here' does not exist in the current context
More Query from same tag
- VB Linq GroupBy Min
- Will First() perform the OrderBy()?
- How can I use the Html.Action's result?
- Filter IENumerable of Interface with property of class outside of interface
- Return true if two lists contain any common values
- Linq query throws NullReferenceException when pulling data from SQLite, why?
- .NET three columns
- Is there a LINQ-oriented method to quicky evaluate nested lists in dictionaries
- Entity Framework create update query unnecessary
- Cast Error in Linq Query
- Show duplicate values while merging lists using Union in LINQ?
- Implementing Dynamic LINQ querying in MVC5/EF Application?
- Group.Key.Count() returns the same number for all groups
- Linq query to get result of query as array of int
- Concatenating the contents of a joined table and project into a view model in LINQ to SQL
- Querying across relationships with LINQ to Entity Framework
- Place List<T> values in two arrays
- problem with delete when multiple columns
- Data access using Entity Framework in ASP.NET MVC
- How to use LINQ Group by on XElement attribute
- Parse XML to Tuple
- Merge Date Ranges Linq to SQL
- Linq query syntax equivalent group by id having sum(amount) > x amount
- Add default options to anonymous list - Linq
- Entity Framework Relationships - Preferred Customer Address
- Why ExpandoObject doesn't work properly with Guid converted to string?
- How to solve compare two datatables linq to sql error?
- How to enable the user to arbitrarily query IEnumerable collections?
- Updating tables with Linq expressions
- Compare list in LINQ and return 2 result objects