Wildcard Operators in SQL is not an operator but is a character. A wildcard character is used to substitute one or more characters in a string. Wildcard characters are used with the LIKE operator. The LIKE operator is used in a WHERE clause to search for a specified pattern in a column. Please read the …
Where clause must have one condition statement in Select statement. To restrict depending upon condition minimum requirement is an operator in transact SQL. Comparison Operators: These operator are used for comparison the two value in SQL statement. Relation Operator Logical Operator Arithmetic Operator Please read the previous postIntroduction to Structured Query Language (SQL)Object-Relational DatabaseSELECT Statement …
Having clause is a clause of select statement responsible to retrieve record from the database with a group depending on a condition. The basic difference between where clause is meant for row restriction and having is meant for group restriction. In this topic we will get knowledge about How having clause is used in SQL …
Group by clause is a clause of select statement responsible to logically segregate the table data in different blocks. This clause is only meant for multirow function. In this topic, we will discuss one of the major clauses in SQL that is the group by clause in DQL(Data Query Language). Please read the previous postIntroduction …
The SELECT statement in SQL is used to retrieve data from a database and retrieve data stored in the result table as called result set. SQL is not a single language of its own rather than it is a combination of 5 different sublanguages. The select statement belongs to the Data Query language in SQL. …
Data Query Language(DQL) OR SELECT Statement in SQL Read More »
