LINE 1:select* from sys_log whereid=1;^ HINT: No operator matches the given name and argument types. You might need to add explicittypecasts.test=### 使用引号传递查询参数时,则不会报错select* from sys_log whereid='1';-[RECORD1]--- id|1msg|log1 province|01log_month|202401 报错的...
在带有 pg_hint_plan 的 PostgreSQL 中,您可以将其转换为: /*+IndexScan(table1 idx_table1_col)*/SELECTcol1,col2FROMtable1WHEREcol1='something'ORDERBYcol2LIMIT1; 连接操作提示 加入顺序提示 并行/并行度提示 pg_hint_plan中的示例用法,将并行工作者从默认值 2(max_parallel_workers_per_gather)增加到...
postgres=# create index idx_t_hash_1 on t_hash using btree (info); ERROR: index row size 3720 exceeds maximum 2712 for index "idx_t_hash_1" HINT: Values larger than 1/3 of a buffer page cannot be indexed. Consider a function index of an MD5 hash of the value, or use full text...
postgres=# create index idx_t_hash_1 on t_hash using btree (info); ERROR: index row size 3720 exceeds maximum 2712 for index "idx_t_hash_1" HINT: Values larger than 1/3 of a buffer page cannot be indexed. Consider a function index of an MD5 hash of the value, or use full text...
HINT: Values larger than 1/3 of a buffer page cannot be indexed. Consider a function index of an MD5 hash of the value, or use full text indexing. postgres=# create index idx_t_hash_1 on t_hash using hash (info); CREATE INDEX ...
hint text ,internal_query text ,internal_query_pos integer ,context text ,query text ,query_pos integer ,location text ,application_name text ) server pg_file_server options( filename '/data/pgdata/pg_log/postgresql.Tue.csv' ,format 'csv' ,header 'false' ,delimiter ',' ,quote '"' ,...
REPLICA IDENTITY { DEFAULT | USING INDEX index_name | FULL | NOTHING } 报错例子 postgres=# delete from c; ERROR: cannot delete from table "c" because it does not have replica identity and publishes deletes HINT: To enable deleting from the table, set REPLICA IDENTITY using ALTER TABLE...
GIN是广义倒排索引(Generalized Inverted Index)的缩写。这就是所谓的倒排索引。它操作的数据类型的值不是原子的,而是由元素组成的。我们将这些类型称为复合类型。索引的不是复合类型的值,而是单独的元素;每个元素都引用它出现的值。 与此方法有一个很好的类比,即图书末尾的索引,对于每个术语,它提供了出现该术语的...
altertabletable_nameREPLICAIDENTITY{DEFAULT|USINGINDEXindex_name |FULL|NOTHING} 报错例子 postgres=#deletefromc; ERROR: cannotdeletefromtable"c" because it doesnothavereplicaidentityandpublishes deletes HINT:Toenabledeletingfromthetable,setREPLICAIDENTITYusingALTERTABLE. ...
HINT: Perhaps you meant to reference the column "p.prolang" 无法打开函数功能,如下图: 是数据库服务版本高,客户端版本低引起的,通过下载最新pgadmin4-4.6 问题解决。 Postgres数据库大批量单表导入数据引发性能故障 因公司经营管理策略原因,我们地区部门还是以开发外包和产品服务为主,对测试外包服务销售工作要求...