$MachinePrecision (Built-in Mathematica Symbol)

$MachinePrecision gives the number of decimal digits of precision used for machine-precision numbers.

Setting Up the Problem (Mathematica Tutorial)

The first argument given to DSolve is the differential equation, the second argument is the unknown function, and the last argument identifies the independent variable. Here ...

Typing Subscripts (Mathematica Tutorial)

Type the symbol that will have the subscript. Type x. Create a subscript by pressing the Control key and the - key at the same time.

DatabaseLink Transactions and Result ... (DatabaseLink Guide)

DatabaseLink supports SQL transactions and result sets. These features, useful for advanced users, help to maintain integrity of the data stored in your database as well as ...

SQLColumns (DatabaseLink Symbol)

SQLColumns[conn] returns the SQLColumn objects for each column in an SQL connection.

SQLConnectionPoolClose (DatabaseLink Symbol)

SQLConnectionPoolClose[pool] closes a connection pool.

SQLConnectionPools (DatabaseLink Symbol)

SQLConnectionPools[] returns a list of the open connection pools.SQLConnectionPools[conn] returns the connection pool used for a connection.

SQLTables (DatabaseLink Symbol)

SQLTables[conn] returns the SQLTable objects for each table in an SQL connection.

Dropping Tables (DatabaseLink Tutorial)

SQLDropTable drops tables from a database. An alternative, using raw SQL, is demonstrated in "Dropping Tables with Raw SQL". If you find that the examples in this tutorial do ...

Performance (DatabaseLink Tutorial)

When large amounts of data are being transferred between Mathematica and a database, you may find that the operations are slow. In this case it may be advantageous to use a ...