All of the previous answers has covered the public schemas. However, as Postgres supports multiple schemas, you can do query in other schemas too, just put your schema name in place of public. For Example: select*frompg_tableswhereschemaname='your_own_schema_name'; ...
postgres-# \dn information_schema This tells us the OWNER of the SCHEMA. \z Modifications to Get All Tables in PostgreSQL An alternative to the first solution would be to use: postgres-# \dt *.* This will return all the tables as what’s done before. We hope you learned the differ...
select table_name, pg_size_pretty(pg_total_relation_size(quote_ident(table_name))) from information_schema.tables where table_schema = 'public' order by pg_total_relation_size(quote_ident(table_name)); pg_total_relation_size would include size of indexes as well as tables. If you want ...
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5 postgres system catalog query columns from table 3 Have several 128 elements lists, need to obtain distance between them 2 Benefits of reindexing large bloated indexes in PostgreSQL 1 Less efficient query plan after merging tables Hot Network Questions How fast to play Rachmani...
postgres=# \df acl*Listof functionsSchema|Name|Resultdata type|Argumentdata types|Type---+---+---+---+---pg_catalog|aclcontains|boolean|aclitem[],aclitem|func pg_catalog|acldefault|aclitem[]|"char",oid|func pg_catalog|aclexplode|SETOFrecord|acl aclitem[],OUTgrantor oid,OUTgrantee oi...
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postgres=# \dp *** QUERY ***SELECTn.nspnameas"Schema", c.relnameas"Name",CASEc.relkindWHEN'r'THEN'table'WHEN'v'THEN'view'WHEN'm'THEN'materialized view'WHEN'S'THEN'sequence'WHEN'f'THEN'foreign table'WHEN'p'THEN'table'ENDas"Type", pg_catalog.array_to...
in the emp table, Postgres Plus Advanced Server returns null for any select list expressions containing columns of emp. enterprisedb.com 所以对于在表dept中所有和表emp不匹配的记录来说,Postgres Plus Advanced Server都会为任何在选择列表中包 含列emp的表达式返回一个空值。 enterprisedb.com The document...
I did not find function that would allow me to get list of tables in database. And it is not obvious to me from doc if its possible to list all columns with 'columnInfo' function.