greenplum jobs

--1. Using the intersection function between Intersect key word groups create OR REPLACE function Array_intersect (Anyarray, Anyarray) RETURNS Anyarray as $$ Select ARRAY ( Select UNNEST ($) INTERSECT Select UNNEST ($)); $$ LANGUAGE Sql;select Array_ Intersect (array[1,2,3],array[2,3,4]);--2. Row variable column function Unnestselect UNNEST (array[1,2,3]);--3. column variable function array_agg:create Temporary table temp_test01 asselect Array_agg (c) aggtest from (Val

--1. Querying the active session under the specified library, the Procpid field represents the session proc select * from pg_stat_activity where datname = ' dbname '; --2. Interrupt query, ${procpid} indicates that the above query corresponds to the procpid, the same as select Pg_cancel_backend (${procpid}); --3. Interrupt session Connection Select Pg_terminate_backend (${procpid}); --4. If you need to terminate or disconnect a connection session in bulk, you can write a function o

Gp_toolkit Administrative schema:the Greenplum Database includes the Gp_toolkit Schema, which collects system information Through log files and operating system commands. Can run a query against the Gp_toolkit to quickly view free disk space. Results are shown in bytes. [Gpadmin@mdw ~]$ psql-d zwcdb-u zhongwc-h 192.168.1.23-w Password for user zhongwc: Psql (8.2.15) Type ' help ' for help. zwcdb=# Select Dfhostname, Dfspace,dfdevice from Gp_toolk

Label:Environmental information:greenplum:greenplum Version: ' Postgres (greenplum Database) 4.3.8.2 build 1 'Oracle:Release 11.2.0.1.0 Production1. Oracle Client DeploymentBefore using the SQLULDR2 tool, you first need to deploy the Oracle client on the Master node of Greenplum ( hereinafter referred to as GP) because SQLULDR2 need to use shared libraries such as libclntsh.so .If you want to save the hassl

use the data type. The steps are as follows:(1) Create an extension(2) Building tables and inserting data(3) Data size Quiz(4) data range out of bounds1.2 extension of signed tinyint Compared to the data type of the signed tinyint, real life is more of a few unsigned small-range integers, such as age, seniority, family population, etc., so refer to the symbolic tinyint to construct the unsigned tinyint data type. For these non-negative data, the use of unsigned tinyint can effectively reduce th

1. Dblink Module InstallationLog in to the master node and switch to the GP user[[Email protected] ~] #su-gpadminDownload the source package and unzip it into the Dblink directory[Email protected] ~]$ wget https://ftp.postgresql.org/pub/source/v8.2.23/postgresql-8.2.23.tar.gz[[email protected ] ~]$ tar xvf postgresql-8.2.23.tar.gz [[email protected] ~]$ CD postgresql-8.2.23/contrib/dblink/Modify the makefile file to remove warning messages from compilation[Email protected] dblink]$ vi Makefile p

Os:centos 7.4gp:gpdb-5.7.0 Three machinesNode1 is master hostNode2, Node3 for segment host psql login Master Operation on Node1 # su-gpadmin $ psql-d peiybdb psql (8.3.23) Type ' help ' for help. peiybdb=# \l List of Databases Name | Owner | Encoding | Access privileges -----------+---------+----------+--------------------- peiybdb | gpadmin | UTF8 | Postgres | gpadmin | UTF8 | Template0 | Gpadmin | UTF8 | =c/gpadmin

The Gp_toolkit is a functional schema for Greenplum. Contains a number of useful functions. [Gpadmin@node1 gpseg-1]$ psql-d peiybdb psql (8.3.23) Type ' help ' for help. peiybdb=# \dns+ List of schemas Name | Owner | Access Privileges | Description--------------------+---------+--------------------+--------------------------------- ----------------------------Gp_toolkit | Gpadmin | Gpadmin=uc/g

Write HTML5, Javascript, web jobs A simple animation Towers of HanoiAssignment 5:the Easy Animator:part 1 10/19/17, 5) PMAssignment 5:the Easy Animator:part 1Due:fri 10/20 at 8:59pm; Self-evaluation due Sat 10/21 at 8:59pmThis assignment was to be completed solo. Subsequent assignments would be do in pairs. Start Looking forPartners now, and sign up on the sheet that would be is circulated in class. able to submitSubsequent assignments until we create

+ +) (P+i)->sum= (p+i)->sum+ (p+i),Score[j]; }}voidSortstructStudent *p,intN) { inti,j,m; structStudent temp; for(i=0; i1; i++) {m=i; for(j=i;j) { if((p+m)->sum) sum)) {m=J; } } if(m!=i) {temp=* (p+i); * (p+i) =* (p+m); * (p+m) =temp; } }}3. Problems encountered during commissioning and solutions:Problems encountered: The array score is written as a single array when calculating fractionsCorrection method: Should be changed to SCORE[J].Learning Summary an

understanding of us, timely correction of our mistakes, there are targeted guidance, conducive to improve learning efficiency.(2) I hope the teacher's lecture is slow.Although the rapid progress will make us spend more time outside the classroom to consolidate the knowledge, and let us have more time to prepare for the review of the final exam, but I think that steady and better, not only to deepen our memory of the knowledge points, but also help us a little time to see the teacher recommended

" that the cluster allows. 1.3.1.3 join the job to the queue. Status = AddJob (Jobid, job); Jobs.put (Job.getprofile (). Getjobid (), job); for (Jobinprogresslistener listener:jobinprogresslisteners) { listener.jobadded (Job); }Add jobinprogress to JT's jobs map. Then notify the Task Scheduler When the scheduler starts, it adds its own listeners to the listener queue of JT. When a job joins, all listeners in the que

Command formatjobs [-LNPRS] [jobspec ...]Jobs-x command [args]Command parameters-LThe process ID of the additional display job.-NLists only the processes in which the state has changed.-POnly the process ID of the job is listed.-ROnly jobs with a running status are listed.-SOnly jobs that have a stopped state are listed.InstanceA) displays the process ID and stat

Steve Jobs by Walter Isaacson | Steve Jobs' PDF Chinese Version Download If there is reprint, please indicate the source: http://www.cnblogs.com/flydoos/archive/2011/12/26/2301767.html Steve Jobs by Walter Isaacson | Steve Jobs' PDF Chinese Version Download Contents Main figures VII preface this book is h

My method is to export a job as a file for backup, because when your server is too large to maintain, many of your jobs become very problematic and very troublesome. My method is to export a job as a file for backup, because when your server is too large to maintain, many of your jobs become very problematic and very troublesome. Job backup, not a backup database, is a backup job. My method is to export a

Simple crawlers crawl 51job jobs and crawlers crawl 51job jobs 1 #-*-coding: UTF-8-*-2 from urllib import request 3 from bs4 import BeautifulSoup 4 from urllib import parse 5 import pymysql 6 url = "http://search.51job.com/jobsearch/search_result.php" 7 rep = request. request (url) 8 rep. add_header ("User-Agent", "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3

("Please select: \ n"); Student class3[ to]; return 0;}11.1#include voidAddint*p){ intI,add=0; for(i=0;i5; i++){Add=add+* (P+i);} printf ("%d", add);}intMain () {intA[]={22,33,44,0, One}; int*p=A; Add (p);return 0;}11.2#include #includestring.h>intMain () {Chara[5]; Char*p; P=A; inti,j,t; printf ("Please enter a string:"); for(i=0;i5; i++) scanf ("%c",P[i]); for(i=0;i5; i++) { for(j=4;j>0; j--) { if(a[j]1]) {T=A[j]; A[J]=a[j-1]; A[j-1]=T; }}} printf ("from sma

ORACLE-006: Remove and stop jobs, oracle006 remove jobs Generally, you can use SQL to delete or stop a job. Remove JOB: remove Stop JOB: broken First pass Select * from user_jobs; Find the job id, and then call Dbms_job.broken or Dbms_job.remove to remove and stop. The SQL statement is as follows. Take removing a job as an example. 1. Search for and remove a JOB based on what value of the job. De

points learned in the front), so that we can improve the ability to program. As for the suggestion, I feel that this pattern is very good, I do not have any good advice.6, finally we will no longer be teachers and students. When you are finished with this course, you and I will stand in the same position, and I shall no longer be based on school authorization and knowledge, experience (age?). ) and have any interference with your freedom. In addition to publishing results, I last exercised teac

(struct listnode)); p->data=data; p->next=null; if (head==null) {head=p; }else {tail->next=p; } tail=p; scanf ("%d", data); } return head; struct ListNode *getodd (struct ListNode **l) {struct ListNode *p=*l,*a,*b,*head1,*head2,*p1=null,*p2=null; head1= (struct listnode*) malloc (sizeof (struct listnode)); head2= (struct listnode*) malloc (sizeof (struct listnode)); head1->next=null; head2->next=null; A=head1; B=head2; for (;p!=null;p=p->next) {if (