How do you parameterize a table name in SQL?

Posted on by David Darling

How do you parameterize a table name in SQL?

If you would like to pass a table name as a variable and you have some basic knowledge of dynamic sql statement, you could refer below:

  1. DECLARE @SQL NVARCHAR(max)
  2. DECLARE @Tablename VARCHAR(50)
  3. SET @Tablename=’tem_test_old’
  4. SET @SQL=N’INSERT INTO Temp_table_new.

Can we pass table name as parameter in stored procedures?

The sp_executesql command supports accepting Table name as Parameter (Variable) in the following SQL Server versions i.e. 2000, 2005, 2008, 2008R2, 2012, 2014, 2017, 2019 and higher. In this article I will explain with an example, how to pass Table name dynamically to a query or stored procedure in SQL Server.

What is parameterized SQL query?

Parameterized SQL queries allow you to place parameters in an SQL query instead of a constant value. A parameter takes a value only when the query is executed, which allows the query to be reused with different values and for different purposes.

Can we use temp table in function?

So in such cases, SQL Server provides us with a feature called temporary tables which can be created at runtime and used to store the data temporarily. They can be used to create a workspace for processing the data inside stored procedure or functions. They can be used for complex joins.

How do you pass list of values as a parameter to in clause using JdbcTemplate?

2. Passing a List Parameter to IN Clause

  1. 2.1. With JdbcTemplate. With JdbcTemplate, we can use ‘?’ characters as placeholders for the list of values.
  2. 2.2. With NamedParameterJdbcTemplate. Another way to handle the dynamic list of values is to use NamedParameterJdbcTemplate.

Which is faster temp table or table variable?

So table variable is faster then temporary table. ⇒ Temporary tables are allowed CREATE INDEXes whereas, Table variables aren’t allowed CREATE INDEX instead they can have index by using Primary Key or Unique Constraint.

Can we use function as a table?

Overview of Table Functions. Table functions are functions that produce a collection of rows (either a nested table or a varray) that can be queried like a physical database table. You use a table function like the name of a database table, in the FROM clause of a query.

How do you use parameters in a query?

Create a parameter query

  1. Create a select query, and then open the query in Design view.
  2. In the Criteria row of the field you want to apply a parameter to, enter the text that you want to display in the parameter box, enclosed in square brackets.
  3. Repeat step 2 for each field you want to add parameters to.