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(7,2), deptno number (2) CONSTRAINT FK _deptno REFERENCES DEPT); CREATE TABLE Bonus ( ename VARCHAR2 (Ten), job VARCHAR2 (9) , sal number, comm number); CREATE TABLE Salgrade ( grade number, losal number, hisal number);8. Insert test Data--deptINSERT into Dept VALUES (' ACCOUNTING ', ' NEW YORK '); INSERT into Dept VALUES ("DALLAS"); INSERT into Dept VALUES (' SALES ', ' CHICAGO '); INSERT into Dept VALUES (+, ' OPERATIONS ', ' BOSTON '); 9. Inser

, 0 rows affected (0.02 sec)Mysql>Insert test data:mysql> INSERT into Dept VALUES(Ten, ' ACCOUNTING ', ' NEW YORK ');Query OK, 1 row Affected (0.00 sec)mysql> INSERT into Dept VALUES(+, ' DALLAS ');Query OK, 1 row affected (0.01 sec)mysql> INSERT into Dept VALUES(+, ' SALES ', ' CHICAGO ');Query OK, 1 row Affected (0.00 sec)mysql> INSERT into Dept VALUES(+, ' OPERATIONS ', ' BOSTON ');Query OK, 1 row Affected (0.00 sec)Mysql>mysql> INSERT into EMP VAL

--Create test tables in MyDB and MYDB2, default is dbo This schema create TABLE DEPT (DEPTNO int primary key, Dname VAR CHAR (+), LOC VARCHAR (13)); --Inserting data insert INTO DEPT VALUES (101, ' ACCOUNTING ', ' NEW YORK '); INSERT into DEPT VALUES (201, ' ', ' DALLAS '); INSERT into DEPT VALUES (301, ' SALES ', ' CHICAGO '); INSERT into DEPT VALUES (401, ' OPERATIONS ', ' BOSTON '); --View database schema, user's stored procedure select * FROM sy

If it's the most powerful function in power bi, I think it's the strength Map. The power map was first mentioned in the new features of SQL Server 2014, formerly known as Geoflow. The power map makes it easy to turn address-based information into a very cool 3D-mode map, and it also allows you to observe data changes over time based on the time dimension. Anna has some geographically based data on hand, and with power map she can map the data to 3D-mode maps. But she decided to go through the B

Linode VPS I think this is one of the few very stable VPS in the world. It is possible to include the feedback speed of the QA work order.Linode VPS Host products have 8 data centers: London, Newark, Atlanta, Dallas, Fremont, Tokyo. In particular, Japan Tokyo and the United States Fremont is our Chinese webmaster like to choose, the speed is very good. It is important to note that at present we can only pay by credit card if we need to purchase and do

Oracle user and log in again [Oracle@oraserv ~]$ Su-oracle Password: Hu Jintao [Oracle@oraserv ~]$ env |grep LANG Nls_lang=american_america. Zhs16gbk Lang=en_us. UTF-8 [Oracle@oraserv ~]$ Export Oracle_sid=prod [Oracle@oraserv ~]$ env |grep LANG Nls_lang=american_america. Zhs16gbk Lang=en_us. UTF-8 [Oracle@oraserv ~]$!sql Sqlplus '/as sysdba '; Sql*plus:release 10.2.0.1.0-production on Fri Apr 8 03:15:59 2011 Copyright (c) 1982, +, Oracle. All rights reserved. Connected to: Oracl

[Emailprotected]sql>varv_idnumber[emailprotected]sql>exec:v_id:=10pl/sql Proceduresuccessfullycompleted. [emailprotected]sql>select*fromtestwheredeptno=:v_id; deptnodnameloc------------ -------------------------10ACCOUNTING NEWYORK[emailprotected]SQL>exec:v_id:=20PL/SQL Proceduresuccessfullycompleted. [emailprotected]sql>select*fromtestwheredeptno=:v_id; deptnodnameloc------------ -------------------------20RESEARCH dallas[emailprotected]sql>exec:v_i

Tags: create table ICA value UTF8 official LTE base COM table nameToday, 2018-06-29, build a good model first.Create a data tableWe use the way we build databases and tables first. Need to have a MySQL database available first. You can install a MySQL database yourself.Data model, I still use the instance employee and departmental table that comes with Oracle data. SQL statements, I have been modified according to MySQL syntax, directly can run.All the source code for this tutorial is on GitHub.

How to sort in MySQL:Select * from table name [where condition order by field name ( default is asc in ascending order )]ASC is in ascending order andDESC is used to specify descending orderOracle Neutron query:SELECT * from table name where condition (SELECT * from table name where condition) Instance:In:select * from EMP where deptno in (select Deptno from dept where loc = ' DALLAS ' or loc = ' bostom ');All:select * from emp where sal > A

=ORACLE11) (port=1521)) connectingto ( Description= (address= (PROTOCOL=IPC) (key=extproc1521)) Statusofthelistener------------------- -----alias listener version TNSLSNRforLinux:Version 11.2.0.1.0-production startdate 29-aug-201610:47:44 uptime 0days0hr.0min.0 SEC tracelevel Off security on:localosauthentication snmp off ListenerParameter file/opt/oracle/app/product/11.2.0/dbhome_1/network/admin/listener.ora Listener logfile/opt/oracle/app/diag/tnslsnr/oracle11/ Listener/alert/log.xml listening

,loc) values (23, ' Zhong ', ' Guo '); sql>select*fromdept; 23 in Guo 10accounting newyork 20research dallas 30 sales chicago 40operations boston 6rowsselected.To view the creation process for a table:Use Dbms_metadata. GET_DDL (' TABLE ', ' table_name ') functionsql>setpagesize0; sql>setlong1000; Sql>selectdbms_metadata. GET_DDL (' TABLE ', ' STUDENT ') fromdual; CREATETABLE "SCOTT". " STUDENT " (" SID "number (2,0)," SNAME "varchar2 () notnullenab

Start Hadoop and start Spark.Build a simple test data customers.txt, for convenience, I put it in the Spark/bin directory:John Smith, Austin, TX, 78727200, Joe Johnson, Dallas, TX, 75201300, Bob Jones, Houston, TX, 77028400, Andy Davis, Sa n Antonio, TX, 78227500, James Williams, Austin, TX, 78727Start Spark-sql:./spark-sql.sh　　Map data into a database table:Load data:Load data local inpath './customers.txt ' overwrite into table Customer;Query data:S

CREATE an oracle exercise TABLE SQL code CREATE TABLE DEPT (DEPTNO NUMBER (2) CONSTRAINT PK_DEPT PRIMARY KEY, DNAME VARCHAR2 (14), LOC VARCHAR2 (13 )); create table emp (empno number (4) CONSTRAINT PK_EMP primary key, ENAME VARCHAR2 (10), JOB VARCHAR2 (9), mgr number (4), hiredate date, sal number (), comm number (), deptno number (2) CONSTRAINT FK_DEPTNO references dept); insert into dept values (10, 'accounting', 'New YORK '); insert into dept values (20, 'Research ', '

. The rows in the data stream are separated by line delimiters, and each column in the row is defined by the start and end positions. For example: 10headOffice160corporatenewyork 15newengland50easternboston 20midatlantic10easternwashington 38southatlantic30easternatlanta 42greatlakes100midwestchicago 51plains140midwestdallas 66pacific270westernsanfrancisco 84mountain290westerndenver 2. del -- specifies an ascii file, which is also an ascii transfer stream. The rows

file format. 1. asc -- a non-bounded ascii file, which is an ascii plain stream. The rows in the data stream are separated by line delimiters, and each column in the row is defined by the start and end positions. For example: 10headoffice160corporatenewyork 15newengland50easternboston 20midatlantic10easternwashington 38southatlantic30easternatlanta 42greatlakes100midwestchicago 51plains140midwestdallas 66pacific270westernsanfrancisco 84mountain290westerndenver 2. de

, more than one character in the output row is removed and not displayed. 9. modifying the current row in SQL buffer, the first string C [HANGE]/old_value/new_value SQL> l 1 * select * from dept SQL> c/dept/emp 1 * select * from emp 10. displays the SQL statements in SQL buffer. list n displays the nth row in SQL buffer and makes the nth row the current row L [IST] [n] 10. add one or more rows under the current row of SQL buffer I [NPUT] 11. add the specified text to the current row of the SQL b

There are many sorting methods for Javascript arrays. js itself provides a large number of data sorting functions. In addition to using it to sort data, other custom sorting methods are also introduced. Sort by single array Sort () function The sort method of array objects can rearrange array elements in a certain order. Generally, subtitles are arranged in sequence. When sort () is used for sorting, the comparison function is executed every time two elements are compared, and the two elements a

RDBMS at build time. 29-DEC-1988rem OATES: Created: 16-Feb-83 www.2cto.com drop user scott cascade; drop user adams cascade; drop user jones cascade; drop user clark cascade; drop user blake cascade; grant connect, RESOURCE, unlimited tablespace to scott identified by tiger; drop public synonym parts; connect scott/tigerCREATE table dept (deptno number (2) CONSTRAINT PK_DEPT primary key, DNAME VARCHAR2 (14 ), LOC VARCHAR2 (13); create table emp (empno number (4) CONSTRAINT PK_EMP primary key, E

/ogg/dirdat/rt *, usecheckpoints, minkeepdays 3 GGSCI (jp) 4> start mgr Manager started. GGSCI (jp) 5> info all Program Status Group Lag at Chkpt Time Since Chkpt MANAGER RUNNING GGSCI (jp) 12> edit params rep2 GGSCI (jp) 13> view params rep2 Replicat rep2 Userid ogg, password ogg Assumetargetdefs Reperror default, discard Discardfile./dirrpt/rep1.dsc, append, megabytes 50 Dynamicresolution -- Map ogg. test, target ogg. test; Map scott. *, target scott .*; GGSCI (jp) 9> dblogin userid ogg, passw

Ms SQL basic syntax and instance operationsI. Create and initialize a table======================================Create database mf2011 -- create a databaseUse mf2011 -- use a databaseCreate table dept -- create a "department" table(Www.jb51.netDeptno int primary key, -- department ID (primary key)Dname nvarchar (30), -- department nameLoc nvarchar (30)-Location of the Department)-----Create table emp -- create an "employee" table(Empno int primary key, -- employee ID (primary key)Ename nvarchar