Table variables can be useful for simplifying complex queries, reducing locking and logging overhead, and passing table-valued parameters to stored procedures or functions.

Multi-statement table-valued functions are more complex, as they use variables, logic, and multiple statements to populate a table variable and return it. Table-valued functions can be used as ...

A constant, NULL, or a system function used as the default value for the column. IDENTITY. ... Indexes can't be created explicitly on table variables, and no statistics are kept on table variables.

SQL Server 2014 In-Memory OLTP introduces two new widely advertised kinds of database objects: memory-optimized tables for efficient data access, and natively compiled stored procedures for efficient ...

For instance, since it's a collection; groups of function arguments can be stored in database tables. The variable argument function can be declared to receive this kind of VARRAY type, which ...

To do this, you use the sql:variable function. The SQL value will be mapped to a corresponding XQuery value and its type will be an XQuery base type that is equivalent to the corresponding SQL type. .

Converting JSON Objects to Relational Tables, Part 2: Creating Related Tables. SQL Server's OpenJson function will let you dismantle JSON structures into relational tables, ... Here's the statement ...