BEGIN FOR i IN 1..10 LOOP INSERT INTO SHIFT (ShiftID, StartTime, EndTime, StoreID, EmployeeID) VALUES (i, SYSDATE - DBMS_RANDOM.VALUE(1, 7), SYSDATE - DBMS_RANDOM.VALUE(0, 6), i, i); END LOOP; COMMIT; END; FOR i IN 1..10 LOOP * ERROR at line 2: ORA-06550: line 2, column 5: PLS-00103: Encountered the symbol "FOR" when expecting one of the following: := . ( @ % ; The symbol "(" was substituted for "FOR" to continue. ORA-06550: line 2, column 20: PLS-00103: Encountered the symbol "LOOP" when expecting one of the following: , * & - + / at mod remainder rem when while => <an exponent (**)> by index sequence || multiset

这段代码有两个问题：

1. 缺少一个语句块的结尾。你需要在第一段代码的最后加上 `END;` 来结束整个语句块。

2. 你不能在 PL/SQL 块外使用 `FOR` 循环。你需要将两个 `FOR` 循环放在一个 PL/SQL 块内，像这样：

BEGIN
  FOR i IN 1..10 LOOP
    INSERT INTO SHIFT (ShiftID, StartTime, EndTime, StoreID, EmployeeID)
    VALUES (i, SYSDATE - DBMS_RANDOM.VALUE(1, 7), SYSDATE - DBMS_RANDOM.VALUE(0, 6), i, i);
  END LOOP;
  
  FOR i IN 1..10 LOOP
    -- do something else
  END LOOP;
  
  COMMIT;
END;

相关问题

CREATE TABLE CUSTOMER ( CustomerID NUMBER(10) PRIMARY KEY, FirstName VARCHAR2(50), LastName VARCHAR2(50), Email VARCHAR2(100), PhoneNumber VARCHAR2(20) ); 1.创建ORDER表： CREATE TABLE Orders ( OrderID NUMBER(10) PRIMARY KEY, OrderDate DATE, OrderStatus VARCHAR2(20), TotalCost NUMBER(10,2), CustomerID NUMBER(10), FOREIGN KEY (CustomerID) REFERENCES CUSTOMER(CustomerID) ); 1.创建PRODUCT表： CREATE TABLE PRODUCT ( ProductID NUMBER(10) PRIMARY KEY, ProductName VARCHAR2(100), Description VARCHAR2(500), Price NUMBER(10,2), Category VARCHAR2(50) ); 1.创建ORDER_DETAILS表： CREATE TABLE ORDER_DETAILS ( OrderDetailID NUMBER(10) PRIMARY KEY, ProductName VARCHAR2(100), Price NUMBER(10,2), Quantity NUMBER(10), Subtotal NUMBER(10,2), OrderID NUMBER(10), ProductID NUMBER(10), FOREIGN KEY (OrderID) REFERENCES ORDERS(OrderID), FOREIGN KEY (ProductID) REFERENCES PRODUCT(ProductID) ); 1.创建STORE表： CREATE TABLE STORE ( StoreID NUMBER(10) PRIMARY KEY, StoreName VARCHAR2(100), Location VARCHAR2(200), HoursOfOperation VARCHAR2(200) ); 1.创建INVENTORY表： 1.CREATE TABLE INVENTORY ( ProductID INT NOT NULL, StoreID INT NOT NULL, Quantity INT NOT NULL, ReorderPoint INT NOT NULL, PRIMARY KEY (ProductID, StoreID), CONSTRAINT fk_product FOREIGN KEY (ProductID) REFERENCES Product(ProductID), CONSTRAINT fk_store FOREIGN KEY (StoreID) REFERENCES Store(StoreID) ); 2.创建TRANSACTION表： CREATE TABLE TRANSACTION ( TransactionID NUMBER(10) PRIMARY KEY, TransactionDate DATE, TransactionType VARCHAR2(20), TotalAmount NUMBER(10,2), CustomerID NUMBER(10), FOREIGN KEY (CustomerID) REFERENCES CUSTOMER(CustomerID) ); 1.创建TRANSACTION_DETAILS表： CREATE TABLE TRANSACTION_DETAILS ( TransactionDetailID NUMBER(10) PRIMARY KEY, ProductName VARCHAR2(100), Price NUMBER(10,2), Quantity NUMBER(10), Subtotal NUMBER(10,2), TransactionID NUMBER(10), ProductID NUMBER(10), FOREIGN KEY (TransactionID) REFERENCES TRANSACTION(TransactionID), FOREIGN KEY (ProductID) REFERENCES PRODUCT(ProductID) ); 1.创建EMPLOYEE表： CREATE TABLE EMPLOYEE ( EmployeeID NUMBER(10) PRIMARY KEY, Name VARCHAR2(100), Address VARCHAR2(200), PhoneNumber VARCHAR2(20), Email VARCHAR2(100), Position VARCHAR2(50) ); 1.创建SALARY表： CREATE TABLE SALARY ( EmployeeID NUMBER(10), StartDate DATE, EndDate DATE, SalaryAmount NUMBER(10,2), PRIMARY KEY (EmployeeID, StartDate), FOREIGN KEY (EmployeeID) REFERENCES EMPLOYEE(EmployeeID) ); 1.创建SHIFT表： CREATE TABLE SHIFT ( ShiftID NUMBER(10) PRIMARY KEY, StartTime DATE, EndTime DATE, StoreID NUMBER(10), EmployeeID NUMBER(10), FOREIGN KEY (StoreID) REFERENCES STORE(StoreID), FOREIGN KEY (EmployeeID) REFERENCES EMPLOYEE(EmployeeID) );写出导出这些表的数据字典的oracle语句

Oracle中可以使用以下语句导出数据字典：

SELECT table_name, column_name, data_type, data_length, nullable
FROM user_tab_columns
WHERE table_name IN ('CUSTOMER', 'ORDERS', 'PRODUCT', 'ORDER_DETAILS', 'STORE', 'INVENTORY', 'TRANSACTION', 'TRANSACTION_DETAILS', 'EMPLOYEE', 'SALARY', 'SHIFT')
ORDER BY table_name, column_id;

这将查询指定表的列信息，并按表名和列ID排序。可以将查询结果导出为CSV或Excel文件以获取数据字典。

根据这些信息提供创建数据库和创建数据表的Oracle代码：CUSTOMER: stores customer information such as name, address, phone number, email, and loyalty program status. This table has the primary key of CustomerID. • ORDER: stores information about each order such as the order date, order status, and total cost. This table has a primary key of OrderID and a foreign key to the Customer table. • ORDER_DETAILS: stores details about each item in an order such as the product name, price, quantity, and subtotal. This table has a primary key of OrderDetailID and foreign keys to the Order and PRODUCT tables. • PRODUCT: stores information about each product such as the product name, description, price, and category. This table has the primary key of ProductID. • STORE: stores information about each store such as the store name, location, and hours of operation. This table has the primary key of StoreID. • INVENTORY: stores information about the inventory for each product in each store such as the quantity on hand and the reorder point. This table has a composite primary key of ProductID and StoreID. Group Assignment • TRANSACTION: stores information about each transaction such as the transaction date, transaction type, and total amount. This table has a primary key of TransactionID and a foreign key to the Customer table. • TRANSACTION_DETAILS: stores details about each item in a transaction such as the product name, price, quantity, and subtotal. This table has the primary key of TransactionDetailID and foreign keys to the TRANSACTION and PRODUCT tables. • EMPLOYEE: stores employee information such as name, address, phone number, email, and position. This table has the primary key of EmployeeID. • SALARY: stores information about the salary for each employee such as the salary amount, start date, and end date. This table has a composite primary key of EmployeeID and StartDate. • SHIFT: stores information about the shift for each employee such as the start time, end time, and store location. This table has a primary key of ShiftID and foreign keys to the Employee and STORE tables.

以下是创建数据库和创建数据表的Oracle代码：

创建数据库：

CREATE DATABASE myDatabase;

创建数据表：

CREATE TABLE CUSTOMER (
    CustomerID INT PRIMARY KEY,
    Name VARCHAR(50),
    Address VARCHAR(100),
    Phone VARCHAR(20),
    Email VARCHAR(50),
    LoyaltyProgramStatus VARCHAR(20)
);

CREATE TABLE ORDER (
    OrderID INT PRIMARY KEY,
    OrderDate DATE,
    OrderStatus VARCHAR(20),
    TotalCost DECIMAL(10, 2),
    CustomerID INT FOREIGN KEY REFERENCES CUSTOMER(CustomerID)
);

CREATE TABLE ORDER_DETAILS (
    OrderDetailID INT PRIMARY KEY,
    ProductName VARCHAR(50),
    Price DECIMAL(10, 2),
    Quantity INT,
    Subtotal DECIMAL(10, 2),
    OrderID INT FOREIGN KEY REFERENCES ORDER(OrderID),
    ProductID INT FOREIGN KEY REFERENCES PRODUCT(ProductID)
);

CREATE TABLE PRODUCT (
    ProductID INT PRIMARY KEY,
    ProductName VARCHAR(50),
    Description VARCHAR(100),
    Price DECIMAL(10, 2),
    Category VARCHAR(50)
);

CREATE TABLE STORE (
    StoreID INT PRIMARY KEY,
    StoreName VARCHAR(50),
    Location VARCHAR(100),
    HoursOfOperation VARCHAR(50)
);

CREATE TABLE INVENTORY (
    ProductID INT,
    StoreID INT,
    QuantityOnHand INT,
    ReorderPoint INT,
    PRIMARY KEY (ProductID, StoreID),
    FOREIGN KEY (ProductID) REFERENCES PRODUCT(ProductID),
    FOREIGN KEY (StoreID) REFERENCES STORE(StoreID)
);

CREATE TABLE TRANSACTION (
    TransactionID INT PRIMARY KEY,
    TransactionDate DATE,
    TransactionType VARCHAR(20),
    TotalAmount DECIMAL(10, 2),
    CustomerID INT FOREIGN KEY REFERENCES CUSTOMER(CustomerID)
);

CREATE TABLE TRANSACTION_DETAILS (
    TransactionDetailID INT PRIMARY KEY,
    ProductName VARCHAR(50),
    Price DECIMAL(10, 2),
    Quantity INT,
    Subtotal DECIMAL(10, 2),
    TransactionID INT FOREIGN KEY REFERENCES TRANSACTION(TransactionID),
    ProductID INT FOREIGN KEY REFERENCES PRODUCT(ProductID)
);

CREATE TABLE EMPLOYEE (
    EmployeeID INT PRIMARY KEY,
    Name VARCHAR(50),
    Address VARCHAR(100),
    Phone VARCHAR(20),
    Email VARCHAR(50),
    Position VARCHAR(50)
);

CREATE TABLE SALARY (
    EmployeeID INT,
    StartDate DATE,
    EndDate DATE,
    SalaryAmount DECIMAL(10, 2),
    PRIMARY KEY (EmployeeID, StartDate),
    FOREIGN KEY (EmployeeID) REFERENCES EMPLOYEE(EmployeeID)
);

CREATE TABLE SHIFT (
    ShiftID INT PRIMARY KEY,
    StartTime TIME,
    EndTime TIME,
    StoreID INT FOREIGN KEY REFERENCES STORE(StoreID),
    EmployeeID INT FOREIGN KEY REFERENCES EMPLOYEE(EmployeeID)
);