In this Article i am Discuss about Indexes in SQL.
In this article, I want to explain about SQL Keys such as PRIMARY KEY, FOREIGN KEY, COMPOSITE KEY, and UNIQUE KEY AND ALTERNATE KEY.
A BLOB is a build-in data type supported by the database implementing SQL 99 alias SQL3 Standards. A BLOB is used to store large binary data ,such as bit images,audios,and multimedia clips as the column value in a database table.
A cursor defines the runtime execution environment for query when the result of the query execution can be captured.
In Java, CallableStatement is used to call the stored procedures and functions by using an object of the CallableStatement Interface.
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