Oracle 数据库中的 INSERT INTO 语句概述INSERT INTO 语句用于在表中插入新的记录。你可以通过该语句向一个或多个列中插入数据。如果未指定某些列的值,Oracle 将使用这些列的默认值(如果有的话),或者如果这些列不允许 NULL 值且没有默认值,则会导致错误。
INSERT INTO employees (employee_id, first_name, last_name, email, hire_date) VALUES (1001, 'John', 'Doe', 'john.doe@example.com', TO_DATE('2022-01-01', 'YYYY-MM-DD')); 复制代码 这个例子向名为"employees"的表中插入了一行数据,包括employee_id、first_name、last_name、email和hire_dat...
Oracle INSERT INTO 语句详解 概述 在Oracle数据库中,INSERT INTO语句用于向表中插入新的数据行。通过该语句,你可以指定要插入数据的列以及相应的值。 语法 基本语法 INSERT INTO table_name (column1, column2, column3, ...) VALUES (value1, value2, value3, ...); table_name:目标表的名称。 column...
BFILENAMEfor information on initializingBFILEvalues and for an example of inserting into aBFILE Oracle Database SecureFiles and Large Objects Developer's Guidefor information on initializingBFILElocators When inserting into a list-partitioned table, you cannot insert a value into the partitioning key ...
To insert a new row into a table, you use the OracleINSERTstatement as follows: INSERTINTOtable_name (column_list)VALUES( value_list);Code language:SQL (Structured Query Language)(sql) In this statement: First, specify the name of the table into which you want to insert. ...
Ref: http://www.dba-oracle.com/oracle_news/2005_5_9_converting_long_lob_data_types.htm Using TO_LOB one can easily convert LONGS to LOBS. Using the same conversion function one can convert LONG into CLOB and LONGRAW TO BLOB. Have a look into following example ...
INSERT INTO EMPS SELECT EMPLOYEE_ID, FIRST_NAME, SALARY, DEPARTMENT_ID FROM EMPLOYEES WHERE SALARY > 10000; The following example isn’t compatible with PostgreSQL. INSERT INTO (SELECT EMPLOYEE_ID, FIRST_NAME, SALARY, DEPARTMENT_ID FROM EMPS) VALUES (120, 'Kenny', 10000, 90...
Oracle 相同表结构表的建立与insert语句 Oracle 如何创建一个相同表结构的表 方法一:使用sql语句直接创建 createtable新的table名称asselect*from旧的table名称where1=2; 使用1 = 2 的目的是只复制表结构,不复制表中的数据。 优点:操作简单 缺点:无法复制全部属性,索引等就不可复制...
在Oracle数据库中,使用INSERT语句可以向表中插入新的数据记录。该语句的基本语法如下: INSERT INTO table_name (column1, column2, column3, ...) VALUES (value1, value2, value3, ...); 复制代码 其中,table_name是要插入数据的表名,column1, column2, column3, ...是要插入数据的列名,value1, ...
INSERT OVERWRITE: This statement does not allow you to specify the columns into which you want to insert data. You can execute theINSERT INTOstatement to specify the columns. For example, if you executecreate table t(a string, b string); insert into t(a) values ('1');, 1 is inserted...