List all tables postgres I'm looking for a way to find the row count for all my tables in PostgreSQL. * In a particular schema: \dt schema_name. To list the tables in the current database, you can run the \dt command, in psql: If you want to perform an What's the psql command to view all existing tablespaces? \\l+ displays all existing databases with their configured tablespace, but it won't display tablespaces which have been created but don't The INFORMATION_SCHEMA is pre-existent, meaning that the database user has access to this table and all the privileges, including DROP, when required. tables WHERE table_schema = 'public'; . 5k 20 20 gold badges 95 95 silver badges 148 148 bronze badges. Improve this answer. columns AS c ON c. If you are new to PostgreSQL and databases, you might wonder how to see a list of all the tables in your database. Type the following command to list all tables that are not in the public schema: \dt *. . In PostgreSQL, the “\d” command, “\d+” command, “information_schema”, and “pgAdmin” are used to list all columns of a table. ; The -h flag specifies the hostname of the database server. Hot Network Questions Unlike the \l meta-command the query above will show only the names of the databases:. This command shows all databases along with their owners, access PostgreSQL provides a “\dt” command to list all the available tables of a database. These commands provide a quick Query below lists all tables in a PostgreSQL database. table_type = 'BASE TABLE' To provide a straight bit of SQL, you can list the primary key columns and their types with: SELECT c. To list all the tables of a particular database first, you PostgreSQL provides different built-in commands and queries to get the list of all the tables, such as the “\dt” command, “pg_tables”, “information_schema”, et Jan. You must be able to connect to the database as the user you are now logged To check all volumes you can run: docker volume ls To check one of them: docker volume inspect postgres_db , where postgres_db is a name of your volume. This can be useful if you want to see what tables are available in the database, or if you need to check the structure of a particular table. When using PostgreSQL’s psql command line tool, we can use the \dt command to get a list of tables. Using TablePlus. Look for tables with different As a database administrator or developer, one of the fundamental tasks you’ll often need to perform is listing databases and tables within PostgreSQL. SELECT table_name, (SELECT n_live_tup FROM pg_stat_user_tables WHERE relname = table_name) AS row_count FROM information_schema. table_schema = 'schema_name' -- put schema name here and t. Using SQL Query on information_schema. * Information Schema Query. Query; SELECT table_name FROM information_schema. However, views in the information schema often join many tables from the system catalogs to meet a strictly standardized format - many of which are just dead freight most of the time. attname AS column_name, The information schema is the slow and sure way: it is standardized and largely portable to other databases that support it. For example: SELECT tc. Using information_schema. A: To list all tables in a database, you can use the 'SHOW TABLES' command in MySQL, '\dt' in PostgreSQL, and query 'information_schema. PostgreSQL stores metadata about database objects in the information_schema tables. Postgres offers another useful command named “\dt+” that provides some extra/detailed information about the tables, such as table size, Press Enter. With a double-click on the table then columns you will To list all your partitions (child tables) PostgreSQL, get all partitioned table names and all NOT partiotioned table names. relhasindex) True if table has (or recently had) any indexes. How to list schemas in PostgreSQL? 0. 0. SELECT COUNT(*) FROM mytable. Syntax: Using the psql command line tool, how do I list all postgres tables in one particular schema. You want the: \d and \d+ tablename commands from psql. tables does the job. February 20, 2025: PostgreSQL 17. PostgreSQL List Tables without Schema Tables. Here you can find the respective SQL command to list all tables in MySQL, PostgreSQL, Oracle, SQL Server, DB2, and SQLite. Admin Answer: In PostgreSQL, you can use the \d or \dt command to list all the tables in a database. In this step-by-step tutorial, we will walk you through the process This works with postgresql v16: \d+ table_name. How can I speed up PgAdmin III Queries? 1. Talha Saif Malik PostgreSQL provides a “\dt” command to list all the available tables of a database. In TablePlus, you can either use the query editor to run the statements above or see the list of the tables in the Although it has been answered by Kalu, but the query mentioned returns tables + views from postgres database. spcname) Name of tablespace containing table (null if default for database) hasindexes bool (references pg_class. Method #2: List PostgreSQL Databases with database Query. column_name, ccu. answered Mar 21, 2017 at 20:22. constraint_name, tc. SELECT COUNT(*) FROM table_name; but I'd like to see the row count for all the tables and then order by that to get an idea of how big all my tables are. table_schema = 3. Follow asked Jun 17, 2011 at 15:27. 本实例演示了使用 psql 工具登录数据库并列出数据库中表的过程。 请按照如下步骤进行： This will list all tables the current user has access to, not only those that are owned by the current user: select * from information_schema. I need to get the name of all of them using node. If you need only tables and not views then you can include table_type in your query like- " s += " ORDER BY table_schema, table_name;" db_cursor. table_schema, tbl. 4, 16. 16, 2023, 6:44 a. Hot Network Questions Challenge: To list all tables without a primary key, you can use this: select tbl. Now if you want to see other databases you can change This will get you a list of all the permanent tables (generally the tables you're looking for). table_name from information_schema. PostgreSQL does not provide a direct SHOW INDEXES command like some other databases; however, you can use the pg_indexes view and the psql command line to list and manage indexes effectively. You can get just the table names if you change the * wildcard to just the table_name. attname as col from pg_attribute af, pg_attribute a, (select conrelid,confrelid,conkey[i] as conkey, confkey[i] as confkey from (select Conclusion. So, let’s start! How to Show a List of All Databases and Tables in PostgreSQL? To get the list of databases, How to list all tables in postgres without partitions. execute(s) list_tables = db_cursor. rolname) Name of table's owner. How to list all available tables in PostgreSQL? Checking the list of database tables is a common task that might be performed multiple times daily, and major database management systems provide built-in methods for this purpose. Alternatively, we can query the pg_catalog or information_schema to list all tables with more detailed information. Furthermore, here is a quick little cheat sheet: \l to list all dbs \c database_name to switch to desired database \dt to list all tables in selected database \dt+ to get further info on the selected database. Push q to quit the help. An alternative way to view When using PostgreSQL v9. To get more information about tables, use \dt+ command \dt+. The command returns one row since we only have one table in the database. The first option is a psql command, the second involves querying an information schema view. What is the query to list out those tables? What is the equal to Show all tables in PostgreSQL (from Oracle) in PostgreSQL?. m. SELECT pg_attribute. 17. This can help you get an overview of all PostgreSQL 提供了两种方法列出一个数据库中的所有表： 在 psql 工具中使用 \dt 或者 \dt+ 列出当前当前数据库中的所有的表。; 从 pg_tables 表中查询所有的表。; 使用 \dt 列出数据库中的表. table_name, kcu. Whether you are trying to inspect a table design, diagnose issues, or optimize performance, you‘ll need to regularly retrieve metadata about your PostgreSQL tables. As a result you may see something like this: This blog will show you how simple commands/statements are used to list all your Postgres databases and tables. Find a partition in a postgresql database across its boundaries. The information_schema. But not finding any way to achieve that. To see all tables in your current database, you can run: \dt: Lists all tables within the connected database, including details like schema, name, type, and owner. The following statement retrieves the table in PostgreSQL from the pg_catalog. I know I can do this one table at a time with. attname as fcol, conrelid::regclass, a. Another method is to use psql \d your_table_name command to list all details of a table in the PostgreSQL database and among those details, we will retrieve the primary key. employee =# \ dt Output: List of relations Schema | Summary: in this tutorial, you will learn how to use commands to list all tables of a database in various database management systems. tables t where t. Below is the SQL query you can use to show all the tables: SELECT table_name FROM information_schema. The command will return all information about the table including the table’s structure, indexes, constraints, and triggers. 4 In PostgreSQL, running \d command will list the tables along with their table type. tables WHERE table_schema = 'public'; This query will return the row count of all the I can get the number of columns in all the tables in a postgresql database by. Please note, you can list all tables only after you switch to a database. Table 52. Postgres show tables FAQ: How do I list all the tables in my current Postgresql database?. This can be of use when running shell scripts to automate database tasks. Using psql. In this section, we will explore different methods to achieve this. Step 4: List All Tables Not in the Public Schema. Improve this The \dt command is used in PostgreSQL to describe all tables and is used as shown below. And it will keep working across major versions. the best way to achieve this is to list all tables. List tables from a specific database. table_schema, tc. Whether you prefer using the command line, a graphical user interface, or writing SQL queries, there is a method for everyone. How to list all databases and their schemas in postgresql? 22. Syntax:-- Retrieve row counts for all tables SELECT relname AS table_name, n_live_tup AS row_count FROM pg_stat_user_tables ORDER BY table_name; Method 2: Using the pg_class Catalog Table with pg_namespace table_schema - name of schema; table_name - name of table; data_size - space used; Rows. then, as noted above, \d+ table_name to print out info for the table In this article, we will go over 3 ways to list tables from a PostgreSQL database: 1. Hot Network Questions Fill area between hyperbola and line with pgfplots The shell not redirecting output of tar to file Parsing Markdown with bare hyperlinks: Hoping to find a way to workaround the This query requires only the referenced table name and column name, and produces a result set containing both sides of the foreign key. table_name AS Besides the system tables, we can create many user-defined tables for our usage. I'm trying to list all tables in a database. This tutorial will guide you through the steps to list all tables in To list all databases in your PostgreSQL instance, we can use the following psql meta-command. You can list all databases and users by \l command, (list other commands by \?). table_schema AS foreign_table_schema, ccu. The \dt command is the quickest, while querying the information_schema or pg_tables offers more control and flexibility. \dt isn't doing it, maybe because of name collisions. The query select * from information_schema. hasrules bool (references pg_class. The tables are selected by the table name, starts with dmt_. user664833. To list all tables: In all schemas: \dt *. Postgres offers another useful command named “\dt+” that provides some extra/detailed information about the tables, such as table size, To list all the tables in a PostgreSQL database, you can query the information_schema database which contains metadata about all the tables and other objects To show tables in PostgreSQL, we can use the \dt command in the psql terminal. 17, Unlike the underlying catalog pg_publication_rel, this view expands publications defined as FOR ALL TABLES and FOR TABLES IN SCHEMA, so for such publications there will be a row for each eligible table. Use As a developer or database administrator working with PostgreSQL, being able to view and show the tables within your databases is a crucial skill. For help on the command, enter \? and page down to see all the variants of \d. tablespace name (references pg_tablespace. select * from pg_tables where schemaname = '<schema_name>' and then, for each table, list all columns with attributes. tables WHERE table_schema = 'public';. List Tables in the Database Using \dt This example psql -U postgres -h localhost -p 5432. In my case, some of the tables in the schema are partitioned and in this case the query above lists both the complete table as well as all the partitions as separate entries. Query select t. Query all tables from the pg_tables table. Find a table in a schema without knowing in advance. (Currently using PostgreSQL 12. 12, 14. You must first connect to a specific database using the \c or \connect meta-command in order to list all of its tables. relhasrules) A more thorough answer can be found here, List tables in a PostgreSQL schema. You can also use a SQL query to retrieve table information. * 3. Yeah, get information from pg_stat_all_tables seems to be a good method: PostgreSQL's statistics collector is a subsystem that supports collection and reporting of information about server activity. Here are a couple of options for getting a list of tables in a database in PostgreSQL. 3. One row represents one table in a database; Scope of rows: all tables in a database; Ordered by table used size, from Listing all tables in PostgreSQL is a common task that every database user should know how to do. So first find out what is the schema ("owner") of the table: SELECT schemaname, tablename FROM pg_tables WHERE tablename='table_name'; You can also use the command \d in psql, instead of \dt, to show all tables, views, sequences, roles, and other database objects. postgresql; Share. List tables in PostgreSQL. You will see a list of all tables in the database, including those not in the public schema. I see this: You can use the \l+ command to get more details in the output, like the size of the database, tablespace, and descriptions. Edit: just noticed the workaround with summing up all tables to get the database size is not necessary: SELECT schema_name, pg_size_pretty(sum(table_size)::bigint), list table sizes for all tables in a postgresql database. pg_publication_tables Columns. 8, 15. You will see a list of all tables in the public schema. constraint_column_usage AS ccu USING (constraint_schema, constraint_name) JOIN information_schema. If you use psql to connect to a PostgreSQL database and want to list all indexes of a table, you can use the \d psql command as follows: \d table_name. Is there any way to get that? For example, suppose I have a database named 'TestDatabase' it contains 4 tables( just assume it can have less or more) Person, Company, Clothes, Animal. A quick explanation of how to list tables in the current database inside the `psql` tool in PostgreSQL, or using SQL. Presently, the collector can count accesses to tables and indexes in both disk-block and individual-row terms. 1 1 1 silver badge. Follow edited May 23, 2017 at 11:54. pg_tables view: SELECT * FROM To list all the tables in a PostgreSQL database, you can query the information_schema database which contains metadata about all the tables and other objects in the database. This meta-command can display all tables, or just tables that match certain patterns. List PostgreSQL Tables. It also tracks the total number of rows in PostgreSQL List Indexes using psql command. Follow edited Jul 11, 2020 at 1:46. PostgreSQL provides two ways to list all tables in a database: Use \dt or \dt+ in the psql tool to list all tables in the current database. Each database system has its own command to show all tables in a specified database. Once you’re logged into a Postgresql database using the psql client, issue this command at the psql prompt to show all the tables in your Postgres database: \dt This will list all of the tables in the current database. * and for a particular schema use \dt schema_name. To list all available databases from PostgreSQL, execute the next command: \l Then, select the database: \c If you want to view tables from all schemas, you can use: \dt *. Share. The manual about pg_constraint. Query select table_schema, table_name from information_schema. ) \dt in psql gives me all tables, including partitions of tables. data_type FROM information_schema. Queries below list tables in a specific schema. Column Type. List all primary keys with ERBuilder Data Modeler. You can do this via the information_schema tables. In this case, we are connecting to the default postgres user. You can use the “\d” or “\d+” command followed by the table name to get the list of Returns all primary and foreign keys for all tables in the given schema, ordered by tablename, PKs first. fetchall() Share. Using ERBuilder Data Modeler you can visuals all foreign keys for each table in your PostgreSQL database. The problem how to get the tables with matching table name. List all foreign keys with ERBuilder Data Modeler. ; The -p flag specifies the port How can I list all the tables of a PostgreSQL database and order them by size? sql; postgresql; postgresql-9. How to The pg_stat_user_tables system view contains row counts for all tables that the current user has access to. I've tried many commands, but when two tables in different schemas share a name, only one gets listed by \dt: I wanted to write a Postgres function to loop through a bunch of tables and perform the same procedure on them. The procedure I want to do on each table is pretty simple, just get the number of latest records in last few days. Listing Out Tables in PostgreSQL. * Press Enter. The ‘psql' shell is a powerful Looking for a convenient way to list all tables in PostgreSQL? Explore multiple techniques like psql command line, pgAdmin GUI, SQL queries, Information Schema, and Using these commands and queries, you can get the list of tables from a specific database or list of all available tables in Postgres. Commented Nov 22, 2017 at 6:34. This command How To List Database Tables. 4. COLUMNS GROUP BY TABLE_SCHEMA, TABLE_NAME; I can get the number of rows in a specific table in a database by. That’s how you can show tables in Postgres. If you are familiar with MySQL before then, you must consider using the SHOW TABLES query to SHOW TABLES and DESCRIBE TABLE are MySQL-specific admin commands, and nothing to do with standard SQL. This blog will demonstrate how to get the list of all available MySQL offers a popular SHOW TABLES statement that displays all tables in a specific database. *. tables' in SQL Server. 1. Code:-- List all tables across all schemas in the database SELECT table_schema, table_name FROM information_schema. Listing tables in PostgreSQL using psql is straightforward with multiple methods available depending on your needs. columns where table_name = '<table_name>' then, for each column, test if it has a sequence Also read : How to Compare Two Schemas in PostgreSQL. user23593 user23593. tables where table_schema not in Scope of rows: all tables in the database; Ordered by schema and I would like to show only the list of top level tables without child partitioned tables in PostgreSQL. Mitch Mitch. Fortunately, PostgreSQL provides several easy and Name of table. select * from information_schema. 19. select confrelid::regclass, af. Once you’ve connected to a database, you can list the tables it contains. tables tbl where table_type = 'BASE TABLE' and table_schema not in ('pg_catalog', querying the Postgres-specific tables like pg_class. – Serious. tables where table_schema not in ('pg_catalog', 'information_schema') and table_schema not like 'pg_toast%' How do I list all schemas in PostgreSQL? 6. In this I need to fetch all tables in a particular Postgres database using node. Add a comment | 4 Answers Sorted by: Reset to default 29 Example: List All Tables in All Schemas. This query will retrieve How do I list all tables in postgres, across schemas. datname ----- postgres odoo template1 template0 (4 rows) Listing Tables #. This query would be executed within a PostgreSQL client (like psql) or through any application Indexes in PostgreSQL are crucial for optimizing query performance, helping speed up data retrieval by allowing faster access to rows in a table. column_name, c. Get information about table partitions. tables view is an ANSI-standard view that contains all the table metadata. The -U flag specifies the username to connect to the database. SQL Shell lists all the tables in the database: A list of tables in the current A version that supports finding the column names and types of a table in a specific schema, and uses JOINs without any subqueries. 1, how do I list all of the schemas using SQL? I was expecting something along the lines of: SELECT something FROM pg_blah; To show tables of all schemas use \dt *. 3; Share. tables WHERE table_type = 'BASE TABLE'; Explanation: Omitting table_schema in the WHERE clause will list tables in every schema within the database. You can list all tables in a database using \dt meta command. To do this, enter the \dt command. table_constraints tc JOIN information_schema. SELECT TABLE_SCHEMA, TABLE_NAME, COUNT(*) FROM INFORMATION_SCHEMA. Sometimes, a table may be part of some schema ("owner") or might have had a different name in the past (see: PostgreSQL Rename Table). tableowner name (references pg_authid. Community Bot. You can use a SQL query to get a list of all tables. I find this odd myself, and would love to move them server-side as built-in SQL commands one day. This SCHEMA contains various database objects, so if you It will show the list of all tables present in that database along with the Schema, Type, and Owner of that tables. The manual about object identifier types Postgres PgAdmin III Query Builder crash. Improve this question. In this case, we are connecting to the database server running on the same computer, so we use localhost. 702 1 1 gold badge 9 9 silver badges 14 14 bronze badges. 2. You might want to show all tables in a terminal. These are implemented client-side. Currently I'm trying to list out all foreign tables that I've created using foreign data wrapper. Below is an overview of how \dt works, its options, and examples of You can find all the index related information inside the pg_indexes view. This is closely related to this question which describes how to list all tables in a schema in a postgres databank. evl vmg tegw ebnri wmdyk jczw qxdl omw wdivp enccok fjb seq dogwgw cawmk aolal