1. "pgsql find in set" 的含义及背景 在MySQL中,FIND_IN_SET(str, strlist) 函数用于查找字符串 str 在由逗号分隔的字符串 strlist 中的位置(索引从1开始)。如果找到了,则返回该位置;如果没有找到,则返回0。在PostgreSQL中,虽然没有内置的 FIND_IN_SET 函数,但我们可以通过自
#PG试试PG有没有 这个: FIND_IN_SET SELECT * FROM xx WHERE FIND_IN_SET('G002', 字段名) ...
alter systemsetshared_preload_libraries='citus';select*from pg_available_extensions where name='citus';pg_ctl restart psql-d lhrdb create extension citus;\dx \dx+citus 安装过程: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 [postgres@lhrpgcituscn80~]$ psqlpsql(13.3)Type"help"forhelp.po...
FIND_IN_SET(): list是常量,则可以直接用IN, 否则要用find_in_set()函数。 也就是这两个sql是查询的效果是相同的: SELECT id,name,list from tb_test WHERE FIND_IN_SET('daodao',list); SELECT * from C_PURCHASINGMASTERDATA where FIND_IN_SET(EKGRP,'C54,C02,C14,C60,C06,C61,C53,C51,C12,C...
(4) find_in_set()函数(允许在逗号分隔的字符串列表中查找指定字符串的位置) MySQL: SELECT t.dept_id FROM sys_dept t WHERE find_in_set(‘100’, ancestors) PostgreSQL: SELECT t.dept_id FROM sys_dept t WHERE ‘100’ = ANY (string_to_array(ancestors, ‘,’)) ...
could not find previousWALrecord at0/10017448Failure,exiting 发现报错,提示xlog目录下没有000000010000000000000010这个日志文件,因为我们设置了归档,而且wal_keep_segments没有设置,所以在数据库关闭时,wal日志归档到了归档目录,此时我们将归档目录的该日志拷贝过来,再次执行: ...
We encourage you to create an issue if you find something missing or run into a bug. If you have any feedback, leave a comment inthis GitHub discussion. Readme Keywords none Provenance Share feedback Install npm i@prisma/adapter-pg-worker ...
set_enable_parent(relation REGCLASS, value BOOLEAN) Include/exclude parent table into/from query plan. In original PostgreSQL planner parent table is always included into query plan even if it's empty which can lead to additional overhead. You can use disable_parent() if you are never going ...
-p, --path=PATH directoryinwhichto findlogsegment files or a directory with a ./pg_wal that contains such files (default: current directory, ./pg_wal,$PGDATA/pg_wal) -r, --rmgr=RMGR only show records generated by resource manager RMGR; ...
Find Similar toread(...)this method will return thefirstresult of the generatedSELECTquery, orundefinedin case of no results: persisterOrConnection.in('myTable').find({myString:'foo',myNumber:123},['mySortColumn','anotherSortColumn ASC','yetAnotherSortColumn DESC',])// SELECT * FROM "my...