What is the difference between a schema and a table and a database . . . A database schema is the collection of relation schemas for a whole database A table is a structure with a bunch of rows (aka "tuples"), each of which has the attributes defined by the schema Tables might also have indexes on them to aid in looking up values on certain columns A database is, formally, any collection of data
Difference between Data Model and Database Schema in DBMS? The database schema is one that contains list of attributes and instructions to tell the database engine how data is organised whereas Data model is a collection of conceptional tools for describing data, data-relationship and consistency constraints
Query to return database, schema, table, column for all databases In the INFORMATION_SCHEMA COLUMNS table you will get the DATA_TYPE for column type First load the databases from the SQL server database, then get the database names and connect to that database, after that use all queries above to get what you need
How do I list all tables in a schema in Oracle SQL? That's all the tables in YOUR schema, not all the tables in A schema Also, the *_TABLES data dictionary views (DBA_TABLES, ALL_TABLES, USER_TABLES) include views