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。基本语法向所有列插入数据INSERT INTO table_name VALUES (value1, value2, ..., valueN); ...
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...
值((select语句)、value1、value2、value3)大家可能不习惯SQL大写的习惯，但是真正的规范就是要大写，...
insert into table_name (col1,col2...) select col1,col2... from tablename where search_condition 本质上来说它是将一个select语句的输出结果在输入到另一个表格中去,在insert value中的规则也适用于insert select语句。 insert select语句要求你遵循如下规则: ...
SQL > create table list_example( state_cd varchar2(2),data varchar2(20))partition by list(state_cd)( partition part_1 values ( 'ME', 'NH', 'VT', 'MA' ),partition part_2 values ( 'CT', 'RI', 'NY' )); 1. (1)如果我们想插入列表分区中未指定的一个值,Oracle会向客户应用返回...
BFILENAMEfor information on initializingBFILEvalues and for an example of inserting into aBFILE Oracle Call Interface Programmer's GuideandOracle Database Application Developer's Guide - Fundamentalsfor information on initializingBFILElocators When inserting into a list-partitioned table, you cannot insert...
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. ...
Oracle中特殊的INSERT语句 --- insert into table-name select ... --- insert into table-name values(coL-values, ... default) --- CREATE TABLE raises (emp_id NUMBER, sal NUMBER CONSTRAINT check_sal CHECK(sal > 8000)); EXECUTE DBMS_ERRLOG.CREATE_ERROR_LOG('raises', 'errlog'); INSERT ...
In this example, we didn’t specify the column list in the INSERT INTO clause because the result of the SELECT statement has the values that correspond to the columns of the sales_2017 table. In addition, we added more condition to the WHERE clause of the SELECT statement to retrieve only...