Realtional database SQL question 14) If  Tables T1 and T2 are connected as „one to one”  than : Both tables must have the same number of records Entity on one side has a primary key which is  the same time as a foreign key For both entities attribute being a primaary key is also a foreign key There  are no limits to  numer of records in both tables

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SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.