Author: B D

There is a WHERE clause in the RDBMS structure. You can use the WHERE clause with an equal to sign (=) where we want to do an exact match. But…

Whenever you want to delete a record from any HSQLDB table, you can use the DELETE FROM command. Syntax Here is the generic syntax for the DELETE command to delete…

Whenever you want to modify the values of a table, you can use the UPDATE command. This will modify any field value from any HSQLDB table. Syntax Here is the…

Generally, we use the SELECT command to fetch data from the HSQLDB table. We can use the WHERE conditional clauses to filter the resultant data. Using WHERE we can specify…

The SELECT command is used to fetch the record data from the HSQLDB database. Here, you need to mention the list of the required fields in the Select statement. Syntax…

You can achieve the Insert query statement in HSQLDB by using the INSERT INTO command. You have to provide the user-defined data following the column field order from the table.…

It is very easy to drop an existing HSQLDB table. However, you need to be very careful while deleting any existing table as any data lost will not be recovered…

The basic mandatory requirements to create a table are table names, field names, and the data types to those fields. Optionally, you can also provide the key constraints to the…

This chapter explains the different data types of HSQLDB. HSQLDB server offers six categories of data types. Exact Numeric Data Types Data TypeFromTobigint-9,223,372,036,854,775,8089,223,372,036,854,775,807int-2,147,483,6482,147,483,647smallint-32,76832,767tinyint0255bit01decimal-10^38 +110^38 -1numeric-10^38 +110^38 -1money-922,337,203,685,477.5808+922,337,203,685,477.5807smallmoney-214,748.3648+214,748.3647 Approximate Numeric Data…

In the installation chapter, we discussed how to connect the database manually. In this chapter, we will discuss how to connect the database programmatically (using Java programming). Take a look…