Create a schema if it does not already exist.

Section: create and alter tables

Create a database

sql
sql
CREATE DATABASE IF NOT EXISTS app_db CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
Explanation

Using `utf8mb4` is the standard choice for full Unicode support.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Related commands

Same sheet · prioritizing create and alter tables
Create a users table
Create a table with an auto-increment primary key and timestamps.
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Add a column
Add a nullable column to an existing table.
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Modify a column definition
Change type, size, or nullability.
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Rename a column
Rename a column while specifying its full definition.
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Drop a column
Remove a column from a table.
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Rename a table
Rename a table without recreating it.
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