這是整個腳本運行沒有錯誤的腳本的一部分。我按照腳本進行了細微的更改,只是更改了名稱等,并丟棄了一些命令,例如“創建或替換強制視圖”、序列。
CREATE TABLE "EMPLOYEES"
("EMPLOYEE_ID" NUMBER(6,0),
"FIRST_NAME" VARCHAR2(20),
"LAST_NAME" VARCHAR2(25) CONSTRAINT "EMP_LAST_NAME_NN" NOT NULL ENABLE,
"EMAIL" VARCHAR2(25) CONSTRAINT "EMP_EMAIL_NN" NOT NULL ENABLE,
"PHONE_NUMBER" VARCHAR2(20),
"HIRE_DATE" DATE CONSTRAINT "EMP_HIRE_DATE_NN" NOT NULL ENABLE,
"JOB_ID" VARCHAR2(10) CONSTRAINT "EMP_JOB_NN" NOT NULL ENABLE,
"SALARY" NUMBER(8,2),
"COMMISSION_PCT" NUMBER(2,2),
"MANAGER_ID" NUMBER(6,0),
"DEPARTMENT_ID" NUMBER(4,0),
"BONUS" VARCHAR2(5),
CONSTRAINT "EMP_SALARY_MIN" CHECK (salary > 0) ENABLE,
CONSTRAINT "EMP_ID_PK" PRIMARY KEY ("EMPLOYEE_ID")
USING INDEX ENABLE,
CONSTRAINT "EMP_EMAIL_UK" UNIQUE ("EMAIL")
USING INDEX ENABLE
);
這是我從那里編輯的“CREATE TABLE”命令之一。
CREATE TABLE "PRODUCT"
("Prod_ID" VARCHAR2(10) CONSTRAINT "Prod_ID_NN" NOT NULL ENABLE,
"Prod_Price" NUMBER(3,2) CONSTRAINT "Prod_Price_NN" NOT NULL ENABLE,
"Prod_Avail" VARCHAR2(20) CONSTRAINT "Prod_Price_NN" NOT NULL ENABLE,
"Prod_MDate" DATE CONSTRAINT "Prod_MDate_NN" NOT NULL ENABLE,
"Prod_EDate" DATE CONSTRAINT "Prod_EDate_NN" NOT NULL ENABLE,
"Cust_ID" NUMBER(4,0),
"Sto_ID" VARCHAR(8) CONSTRAINT "Sto_ID_NN" NOT NULL ENABLE,
"Sup_ID" VARCHAR(10),
CONSTRAINT "Prod_ID_PK" PRIMARY KEY ("Prod_ID")
CONSTRAINT "Prod_Date_Interval" CHECK (Prod_EDate > Prod_MDate) ENABLE,
USING INDEX ENABLE
);
錯誤出來了;ORA-00907: 缺少右括號
ORA-06512:在“SYS.WWV_DBMS_SQL_APEX_210200”,第 673 行
ORA-06512:在“SYS.DBMS_SYS_SQL”,第 1658 行
ORA-06512:在“SYS.WWV_DBMS_SQL_APEX_210200”,第 659 行
ORA-06512:在“APEX_210200.WWV_FLOW_DYNAMIC_EXEC”,第 1829 行
“Prod_Avail”VARCHAR2(20) 約束“Prod_Price_NN”不為空啟用,“Prod_MDate”日期約束“Prod_MDate_NN”不為空啟用,“Prod_EDate”日期約束“Prod_EDate_NN”不為空啟用,
"Cust_ID" NUMBER(4,0),
"Sto_ID" VARCHAR(8) 約束 "Sto_ID_NN" NOT NULL ENABLE,
uj5u.com熱心網友回復:
我建議您在使用 Oracle 時忘記雙引號。他們沒有什么好的,只有問題。
當您修復錯誤時
- 將大小寫混合的列名括在約束中的雙引號中
- 使用唯一的約束名稱
- 改編
using index enable
然后它作業:
SQL> CREATE TABLE "PRODUCT"
2 (
3 "Prod_ID" VARCHAR2 (10) CONSTRAINT "Prod_ID_NN" NOT NULL ENABLE,
4 "Prod_Price" NUMBER (3, 2) CONSTRAINT "Prod_Price_NN" NOT NULL ENABLE,
5 "Prod_Avail" VARCHAR2 (20) CONSTRAINT "Prod_Avail_NN" NOT NULL ENABLE,
6 "Prod_MDate" DATE CONSTRAINT "Prod_MDate_NN" NOT NULL ENABLE,
7 "Prod_EDate" DATE CONSTRAINT "Prod_EDate_NN" NOT NULL ENABLE,
8 "Cust_ID" NUMBER (4, 0),
9 "Sto_ID" VARCHAR (8) CONSTRAINT "Sto_ID_NN" NOT NULL ENABLE,
10 "Sup_ID" VARCHAR (10),
11 CONSTRAINT "Prod_ID_PK" PRIMARY KEY ("Prod_ID") USING INDEX ENABLE,
12 CONSTRAINT "Prod_Date_Interval" CHECK ("Prod_EDate" > "Prod_MDate") ENABLE
13 );
Table created.
SQL>
但是——再一次——我不會那樣做。我該怎么做?像這樣:
SQL> CREATE TABLE product
2 (
3 prod_id VARCHAR2 (10) CONSTRAINT prod_id_nn NOT NULL ENABLE,
4 prod_price NUMBER (3, 2) CONSTRAINT prod_price_nn NOT NULL ENABLE,
5 prod_avail VARCHAR2 (20) CONSTRAINT prod_avail_nn NOT NULL ENABLE,
6 prod_mdate DATE CONSTRAINT prod_mdate_nn NOT NULL ENABLE,
7 prod_edate DATE CONSTRAINT prod_edate_nn NOT NULL ENABLE,
8 cust_id NUMBER (4, 0),
9 sto_id VARCHAR (8) CONSTRAINT sto_id_nn NOT NULL ENABLE,
10 sup_id VARCHAR (10),
11 CONSTRAINT prod_id_pk PRIMARY KEY (prod_id) USING INDEX ENABLE,
12 CONSTRAINT prod_date_interval CHECK (prod_edate > prod_mdate) ENABLE
13 );
Table created.
SQL>
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