Input: SELECT LENGTH ('Hello Javatpoint') FROM DUAL; Output: 16 D) INSTR: This function finds the exact numeric position of a specified character or word in a given string. For example: Input: SELECT INSTR ('Hello Javatpoint', 'Javatpoint'); ...
Query 1: Write a query to create the table in Structured Query Language. ADVERTISEMENT ADVERTISEMENT Sol: ADVERTISEMENT ADVERTISEMENT Syntax to Create a Table in SQL: CREATETABLEtable_name ( column_Name1 data type (sizeofthecolumn), column_Name2 data type (sizeofthecolumn), column_Name3 data ...
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Accessing is faster in the value type on comparison to reference type. The value type can contain null value while reference type can't hold a null value. The value types are derived from System. Value Type while Reference type is derived from System Object. Means value type stores a partic...
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As we can see, the above four queries return four result set using different grouping sets. Here we have an issue to execute a fresh query each time to create a new group or category for analyzing the data from a different point of view. SQL Server has another way also to get the sa...
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DBMS MCQ Interview Questions DBMS Interview SQL Interview← prevnext → SQL Aggregate Functions SQL aggregation function is used to perform the calculations on multiple rows of a single column of a table. It returns a single value. It is also used to summarize the data. ...