Syntax The syntax for the CREATE TABLE AS statement copying columns from multiple tables is: CREATE TABLE new_table AS (SELECT column_1, column2, ... column_n FROM old_table_1, old_table_2, ... old_table_n); Example Let's look at an example that shows how to create a table by...
Creating database tables in SQL is one of the most common tasks a developer or DBA does in a database. Learn how to create tables, what the syntax is, and see some examples in this article. This guide applies to Oracle, SQL Server, MySQL, and PostgreSQL. Table of Contents What Is Th...
The SQLCREATE TABLEstatement is used to create a table. Syntax The basic syntax for creating a table can be given with: CREATE TABLEtable_name(column1_name data_type constraints,column2_name data_type constraints,... ); To understand this syntax easily, let's create a table in ourdemo...
In this SQL tutorial, we will look at a common task of creating a database table. We will look at some do’s and don’ts while creating a simple table as well as adding constraints and schemas. We will also explain the steps that are required in the create table operation, what each...
The CREATE TABLE statement is used to create a new table in the database. The following is the syntax to create a new table in the database. Syntax: CREATE TABLE table_name( column_name1 data_type [NULL|NOT NULL], column_name2 data_type [NULL|NOT NULL], ... ); ...
Integrity Constraints like primary key, unique key, foreign key can be defined for the columns while creating the table. The integrity constraints can be defined at column level or table level. The implementation and the syntax of the CREATE Statements differs for different RDBMS....
DBADM or DBCTRL authority for the database System DBADM SYSADM or SYSCTRL authority Syntax for CREATE TABLE CREATE TABLEtable-name(,column-definitionperiod-definitionunique-constraintreferential-constraintcheck-constraint)LIKEtable-nameview-namecopy-optionsas-result-tablecopy-optionsmaterialized-query-definiti...
Creating tables based on other tables.Following is the table creation syntax based on the exiting table:CREATE TABLE destination-table-name LIKE source-table-name IN database-name.tablespace-nameExample 1:Create a table TB_TAB1 in database DB_DB1 and tablespace TS_TS1 with the following speci...
Here, the SQL command creates a database namedCompanieswith the columns:id,name,address,emailandphone. SQL CREATE TABLE Syntax CREATETABLEtable_name ( column1 datatype, column2 datatype, column3 datatype, ... ); Here, table_nameis name of the table you want to create column...
syntaxsql Copy CREATE TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } ( { <column_definition> | [ <table_constraint> ] [ ,... n ] | [ <table_index> ] [ ,... n ] } [ PERIOD FOR SYSTEM_TIME ( system_start_time_column_name , system_...