postgresql show table 文心快码 在PostgreSQL中,虽然没有直接的SHOW TABLES命令,但你可以通过多种方式查看数据库中的表列表。以下是几种常用的方法: 使用psql命令行工具的\dt命令: 如果你正在使用psql(PostgreSQL的交互式终端),你可以简单地使用\dt命令来列出当前数据库中所有公共模式的表。这是最直接和常用的方法。
-- 查看指定表对象testtable的模式postgres=#SELECTrelname,relnamespace,nspnameFROMpg_class c,pg_namespace nWHERErelname='testtable'ANDrelnamespace=n.oid;*relname|relnamespace|nspname---+---+---testtable|2200|public (1row)-- 查看指定表对象testtable的owner(即role)。postgres=#selectrelname,rol...
Third, use the \dt command from the PostgreSQL command prompt to show tables in the dvdrental database: \dt Output: List of relations Schema | Name | Type | Owner ---+---+---+--- public | actor | table | postgres public | address | table | postgres public | category | table ...
v_constraint_comment_record record;BEGIN-- grab the oid of the table; https://www.postgresql.org/docs/8.3/catalog-pg-class.htmlSELECTc.oid, c.relkindINTOv_table_oid, v_table_typeFROMpg_catalog.pg_class cLEFTJOINpg_catalog.pg_namespace nONn.oid=c.relnamespaceWHEREc.relkindin('r','p...
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postgresql的show databases、show tables、describe table操作 2017-05-14 13:26 −... wzzkaifa 0 9152 v-show 指令 2019-12-12 21:24 −<div id="app"> <p v-show="num==1">您是普通会员1</p> <p v-if="num==1">您是普通会员2</p> <p v-else>您是游客</p> </div... ...
All tables will beREGIONAL BY TABLEin the primary region by default. Next, configure theuserstable to beREGIONAL BY ROW: ALTERTABLEusersSETLOCALITYREGIONALBYROW; SHOWTABLES; schema_name | table_name | type | owner | estimated_row_count | locality ---+---+---+---+---+--- public | ...
timetable|dummy_log|scheduler||t|f|f|f ... (82rows) But as you can see, they will list all the tables in the database, so you probably will need filtering anyway. The ANSI standard way As I said, there is a SQL-standard way to show tables in PostgreSQL by queryinginformation_sche...
在mysql 中show create table 可以直接查询表的create sql 语句,在postgreSQL 没有这个命令,所以通过function 来实现,代码如下: 前提 定义一个公用的函数:findattname CREATE OR REPLACE FUNCTION findattname(namespace character varying, tablename character varying, ctype character varying) ...
1、相当与mysql的show databases; select datname from pg_database; 2、相当于mysql的show tables; SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'; public 是默认的schema的名字 3、相当与mysql的describe table_name; ...