with UTF8 character setCREATE DATABASE IF not EXISTS ' db ' DEFAULT CHARACTER SET UTF8;--9. Deleting a databaseDROP DATABASE IF EXISTS ren2;DROP DATABASE IF EXISTS ren1;--10. View the DatabaseSHOW DATABASES;--11. Common Information functionsSELECT VERSION (); --Current database server version informationSELECT DATABASE (); --Query the current librarySELECT Current_User (); --View the current userSELECT USER (); --View the current userSELECT curdate (); --View the current userSELECT current_date
would like these SQL to be exported from MySQL, should not be wrong, but the execution of the time error [ERR] 1064-partition table, insert must provide columnlist Look for the SQL to provide an indication of what to insert, but I am all-column inserted, so I don't understand why?3, the solution:I added all of the a
Label:1. If the field of 2 tables is consistent and you want to insert all the data, you can Use this method: INSERT into target table SELECT * from source table;Example: INSERT INTO t_a select * from T_b; 2. If you want to impor
1, Text file Import database table format:mysql> load data local INFILE ' text path ' into table table name; example:mysql> load data local INFILE ' d:/pet.txt ' into TABLE pet;Text file import
Abstract: loading data for a database is one of the important responsibilities of the Administrator. It is precisely because of the importance that MySQL provides a wide range of methods. The INSERT and LOAD statements are mainly used.
INSERT new data using the
For example, there are three fields: Table person, person, id (mysql database, primary key, non-auto-increment), and name and pswd. In the case of auto-increment, we usually process insertintoperson (name, pswd) values (# {name}, # {pswd}) in this way. you are not allowed to insert a primary key, because the primary keys of the person
1. Create a data tableMySQL>createtable test_while ( int Primarykey=0 rows affected (0.28 sec)View the structure of a data tableMysql> descTest_while;+-------+---------+------+-----+---------+-------+|Field|Type| Null | Key | Default |Extra|+-------+---------+------+-----+---------+-------+|Id| int( One)|NO|Pri| NULL | |+-------+---------+------+-----+---------+-------+1Rowinch Set(0.01Sec
Tags: copyright implementation sql style int str RTT table comparisonIn web development, we often need to insert data from one table into another, and sometimes we need to specify an import field, which only needs to import records that do not exist in the target table, alth
DELAYED Statements rather than INSERT statements.","FALSE","BOOL", ("5.0.0","5.7.0")],# "add-locks": ["Surround each table dump with LOCK TABLES and UNLOCK TABLES Statements. ","TRUE" ], "Replace":["Write REPLACE Statements rather than INSERT statements.","FALSE"], "Insert-ignore":["Write
Tags: sign 0.00 content Err char ror CTE Ann CreatNULL and NOT NULL mysql> CREATE TABLE tb2(-Usename VARCHAR (a) not NULL,-Age TINYINT UNSIGNED null (can be empty));Query OK, 0 rows affected (0.06 sec) Mysql> SHOW COLUMNS from TB2;+---------+---------------------+------+-----+---------+-------+| Field | Type | Null | Key | Default | Extra |+---------+------------
Mysql can insert data to a specified table based on the query results.
MySQL can insert the queried record set to the specified table. The example is as follows:
First, describe the str
Tags: mysql generate INSERT INTO statementBecause the project needs to be based on the MySQL table data generation INSERT INTO statement, found some out-of-the-box code, the original author who did not know, but found that there i
Tags: let into direct otherwise div src amp technology Insert DataThere are times when we manipulate database tables, but when we insert data into a table, we encounter data that already exists in the table for that ID or
Label: drop database if exists school; Delete if school is presentCREATE DATABASE School; Building a library schoolUse School; Open Library SchoolCREATE TABLE Teacher (//Build tables TeacherID int (3) auto_increment NOT NULL primary key,name Char (TEN) is not NULL,address varchar (+) Default ' Shenzhen ',Year date); End of Build table//Below is the Insert fieldIN
First, the insertion of dataInsert columns into a table sequentially (this is commonly used): INSERT into Table name values (Value1,value2,value3,........)Insert for a specific column: INSERT into table name (COLUMN1,COLUMN3) VALU
1. SQL statements UsedINSERT into table name (field list) VALUES (list of values), (value list) ...;Attention:1), the field list to correspond to the Value List 2), when inserting data into all the fields in the table, you can omit the field list2. Example:PHP//insert data i
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