Schema

SQL CREATE DATABASE

Create a database where supported by the engine and current connection context.

Availability: Common SQL with references for SQL standard, MySQL/MariaDB, PostgreSQL, SQL Server, SQLite and Oracle Database; syntax and feature support vary by engine and version.中文

Syntax

CREATE DATABASE database_name;

Examples

Example (standard-style syntax). Verify supported keywords in your database.

CREATE DATABASE analytics;

SQLite-oriented variant; dialect behaviour may differ.

CREATE DATABASE analytics;

Parameters, options and clauses

Option / clause	Description
`Object name`	Name a table, view, index, schema or database.
`Column definition`	Specify column name, data type and default value.
`Constraints`	Use NOT NULL, UNIQUE, CHECK, PRIMARY KEY or FOREIGN KEY as needed.
`IF EXISTS / IF NOT EXISTS`	Make create/drop operations conditional where supported.
`CASCADE / RESTRICT`	Control dependent-object handling where supported; verify before destructive changes.

Dialect references

Safety note

Review a command and its target before running it. Commands that alter files, services, accounts, disks, permissions or databases may be difficult to reverse. Test in a safe environment and keep backups.

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