Greenplum update from select
Web该命令符合SQL标准,但 FROM 子句是Greenplum数据库扩展。 根据标准,列列表语法应允许从单个行值表达式(例如子选择)分配列列表: UPDATE accounts SET (contact_last_name, contact_first_name) = (SELECT last_name, first_name FROM salesmen WHERE salesmen.id = accounts.sales_id); 当前尚未实现-源必须是独立表达式 … WebOct 24, 2024 · UPDATE Opphistory t SET MaxStageSortOrder = sub.max_snapshotdate FROM ( SELECT opportunityid, max (snapshotdate) AS max_snapshotdate FROM Opphistory WHERE forecastcategory <> 'Omitted' and snapshotdate <= t.snapshotdate GROUP BY 1 ) sub WHERE t.opportunityid = sub.opportunityid It is the snapshotdate <= …
Greenplum update from select
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WebGreenplum database team earlier last year started working towards building a in-place major version upgrade tool, gpupgrade.The driving force in developing less time and less … WebOct 28, 2016 · update table1 set col1 = (select min (ship_charge) from orders), col2 = (select max (ship_charge) from orders) where col4 = 1001; From the fine manual for PostgreSQL 9.0's UPDATE: According to the standard, the column-list syntax should allow a list of columns to be assigned from a single row-valued expression, such as a sub-select:
WebParsing DocumentsParsing QueriesRanking Search ResultsHighlighting Results GreenPlum是基于数据库分布式架构的开源大数据平台;采用无共享(no shareing)的MPP架构;具有良好的线性扩展能力,具有高效的并行运算、并行存储特性。 拥有独特的高效的ORCA优化器。 兼容SQL语法。 适合用于高效PB数据量级的存储 WebDec 7, 2012 · You can't directly use a window function in an UPDATE, so you instead need to use it in a sub-SELECT - which you have done. However, the way you've tried to use that sub-SELECT in your UPDATE is not valid syntax. You need to put the sub-SELECT in the FROM clause of your update, as explained by the Postgres docs here:
Web任何想法我在这里做错了吗? CREATE OR REPLACE FUNCTION update_prices_in_ord1() RETURNS void AS $$ DECLARE cur CURSOR for select ord2.ord1_id, sum(ord2.price*ord2.qty) as totprice from ord2 group by ord1_id;
WebFeb 20, 2024 · UPDATE lessons SET minicourse_id = ( SELECT minicourse_id FROM topics WHERE id = lessons.topic_id ) ; Regarding your design, I assume you have …
WebFeb 9, 2024 · UPDATE summary s SET (sum_x, sum_y, avg_x, avg_y) = (SELECT sum (x), sum (y), avg (x), avg (y) FROM data d WHERE d.group_id = s.group_id); Attempt … shark wingsoffire.fandom.comWebMar 28, 2012 · WITH stops AS ( SELECT id, rank () OVER (ORDER BY offense_timestamp, defendant_dl, offense_street_number, offense_street_name) AS stop FROM consistent.master WHERE citing_jurisdiction=1 ) UPDATE consistent.master SET arrest_id=stops.stop FROM stops WHERE master.id = stops.id; This query took 39 … shark wings of fireWebselect * from table2; Now we will use the PostgreSQL UPDATE JOIN Statement to update the values of table2 if the t_ID field is matching/same with the table2. UPDATE table2 SET t_Name = table1.t_Name FROM table1 WHERE table1.t_ID = table2.t_ID; Illustrate the result of the above statement by using the following SQL statement and snapshot. population of cubans in floridaWebJun 23, 2024 · BEGIN; SELECT * FROM paid_properties WHERE user_id = 37 LIMIT 1 FOR NO KEY UPDATE; SELECT pg_sleep (60); UPDATE paid_properties set counter = 4 where user_id = 37; -- ROLLBACK; -- If you want to discard the operations you did above END; And the following query in another tab: UPDATE paid_properties set counter = … shark wine stopperWebPostgresql 9.3: How to use crosstab with multiple indexes? 2015-12-23 13:54:28 1 530 sql / postgresql / crosstab shark wings grand forksWebMar 22, 2024 · Greenplum Database does not allow any command to see an uncommitted update in another concurrent transaction, so READ UNCOMMITTED behaves the same as READ COMMITTED. READ COMMITTED provides fast, simple, partial transaction isolation. SELECT, UPDATE, and DELETE commands operate on a snapshot of the database … population of culiacan mexicohttp://docs-cn.greenplum.org/v6/ref_guide/sql_commands/UPDATE.html population of culbertson mt