How to Reindex SQL Tables. The indexes on a the tables of a large database make a huge difference in its performance and ... substitute the name of your table for "table_name." For example, ...

A composite index is one index name that is defined for two or more columns. The columns can be specified in any order, and they can have different data types. A composite index name cannot match the ...

For that, let's create a brand-new table and index. Creating a new table is simple. All you have to do is to use the Create Table command, followed by the name of the table that you want to create.

The second form uses a LIKE clause to create a table that has the same column names and column attributes as another table. To drop any columns in the new table, you can specify the DROP= data set ...