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HALT-034 ### 2. Create a database Now that you have a PostgreSQL instance running, you can create a database. To do this, run the following command: ```bash psql -U -c "create database" ``` The database name has to be unique and it shouldn't contain any special characters. The database name should also be more than 3 characters long. ### 3. Create a schema Now that you have a database, you can create a schema. To do this, run the following command: ```bash psql -U -c "create schema" ``` The schema name has to be unique and it shouldn't contain any special characters. The schema name should also be more than 3 characters long. ### 4. Create a table Now that you have a schema, you can create a table. To do this, run the following command: ```bash psql -U -c "create table" ``` The table name has to be unique and it shouldn't contain any special characters. The table name should also be more than 3 characters long. ### 5. Create a column Now that you have a table, you can create a column. To do this, run the following command: ```bash psql -U -c "create column" ``` The column name has to be unique and it shouldn't contain any special characters. The column name should also be more than 3 characters long. ### 6. Create a row Now that you have a column, you can create a row. To do this, run the following command: ```bash psql -U -c "create row" ``` The row name has to be unique and it shouldn't contain any special characters. The row name should also be more than 3 characters long. ### 7. Create a page Now that you have a row, you can create a page. To do this, run the following command: ```bash psql -U -c "create page" ``` The page name has to be unique and it shouldn't contain any special characters. The page name should also be more than 3 characters long. ### 8. Create a page table Now that you have a page, you can create a page table. To do this, run the following command: ```bash psql -U -c "create page table" ``` The page table name has to be unique and it shouldn't contain any special characters. The page table name should also more than 3 characters long. ### 9. Create a page column Now that you have a page table, you can create a page column. To do this, run the following command: ```bash psql -U -c "create page column" ``` The page column name has to be unique and it shouldn't contain any special characters. The page column name should also more than 3 characters long. ### 10. Create a page row Now that you have a page column, you can create a page row. To do this, run the following command: ```bash psql -U -c "create page row" ``` The page row name has to be unique and it shouldn'

2023年8月12日129 分钟