Basically unique and distinct both are same means both do the same work , unique statement was used earlier by the oracle database but now a days distinct statement is using by the oracle ( now it is ...

SQL DISTINCT. The DISTINCT command in SQL is used in the select statement for retrieving the unique values from the database table. Duplicate values will only appear once. SQL AND OR . The { }+ ...

SQL Commands Database . A database consists of one or more tables. A table is identified by its name. A table is made up of columns and rows. Columns contain the column name and data type. Rows ...

In SQL, "DISTINCT" is critical for extracting unique values in a column. Applied to transaction data, it isolates memorable dates, eliminating duplicates. It ensures a clear view of individual ...

Basic SQL . Each record has a unique identifier or primary key. SQL, which stands for Structured Query Language, is used to communicate with a database. Through SQL one can create and delete tables.