by HintsToday Team | Apr 15, 2024 | SQL
Learn about tables, fields (or attributes), records, keys and table relationships. What is database structure? A database structure is the blueprint that defines how data is arranged ,organized, stored, accessed, and managed within a database. It’s the...
by HintsToday Team | Apr 15, 2024 | SQL
CRUD stands for Create, Read, Update, and Delete. It’s a set of basic operations that are essential for managing data in a database or any persistent storage system. It refers to the four basic functions that any persistent storage application needs to perform....
by HintsToday Team | Apr 15, 2024 | SQL
SQL (Structured Query Language) supports various data types to represent different kinds of data. These data types define the format and constraints of the data stored in each column of a table. Here are some common SQL data types: Numeric Types: INT: Integer type,...
by HintsToday Team | Apr 15, 2024 | SQL
In this BlogPost we would like to define Most Basic Terms in SQL:- What is SQL, Data Database, DBMS , RDBMS. What is SQL? SQL is a language used for relational databases to query or get data out of a database. SQL is also referred to as SQL and is short for its...
by HintsToday Team | Apr 8, 2024 | SQL
Indexing in SQL is a technique used to improve the performance of queries by creating special data structures (indexes) that allow for faster data retrieval. Indexes are created on one or more columns of a table, and they store the values of those columns in a sorted...
by HintsToday Team | Apr 7, 2024 | SQL
LIKE Operator: The LIKE operator is used to search for a specified pattern in a column. It allows the use of wildcards: % (percent sign): Matches zero or more characters. _ (underscore): Matches any single character. Examples: SELECT * FROM employees WHERE last_name...
