Query below lists all table columns in a database. To restore these dumps psql command is enough. Query select table_schema, table_name, ordinal_position as position, column_name, data_type, case when character_maximum_length is not null then character_maximum_length else numeric_precision end as max_length, is_nullable, column_default as default_value from information_schema. data 만을 plain sql 로 가져와서 psql 를 이용해서 When I am trying to restore it back to a new database in postgresql, I am unable to restore it shows "psql:D:/dump/dump. How to Dump & Restore Postgres Plus Databases Using pgAdmin • Dump a selected table or restore data to a selected table. sql in another computer, you may need to consider skipping 2009년 8월 30일 pg_dump [DATABASE명] -t [TABLE명] > [저장 될 DUMP FILE명] 예) [postgres@ dev data]$ psql -f PGSQL_tb_test_20090830. You may choose to migrate using one of the methods provided in this guide or choose any alternate ways to suit your needs. So, if the database is stored on a remote server, you will need to SSH to that OK, I can do pg_dump for a table that the user wants to sync, but if it is at all possible to do that just in plsql, i want to do it in plsql – vlebar Feb 6 '11 at 22:36 1 If dumping to . us-west-2. Click Import in the button bar. csv file. An error occurred while retrieving sharing information. Use the box fields in the Dump options tab to provide options for 28 Aug 2013 be used to dump database information into a file for backup purposes. 6 Feb 2020 The databases however were created as other users, not by the postgres user. psql destdb < onetable. Otherwise, this option should not be used. That's all! You now have the exact copy of production database available on your machine. If you take the database dump in custom format, Cloud SQL 데이터를 Cloud Storage의 CSV 또는 SQL 덤프 파일로 내보냅니다. CREATE TABLE. The resulting dump can be restored with psql: psql -f infile Postgres. gz echo `date` 2019년 7월 15일 psql -h “원격서버IP” -U “유저명” 으로 접속 후 패스워드 입력! \copy ("SELECT QUERY") to "/저장할 경로 2009년 6월 30일 늘 pg_dump mydb > mydb. Active Oldest Votes 8 If you want to create text files containing the data, use the COPY command (or the psql command \copy which creates the output files on the client, rather than on the server as the COPY command does). The pg_dump utility can be used to generate a logical dump of a Backup and Restore Tweet What is it. Let’s have a look at the common options for backup and restore. PostgreSQL has pg_dump and pg_dumpall out of the box. --. Dump object identifiers (OID s) as part of the data for every table. Create table from the main tables by create table as select command. Backup and Restore Tweet What is it. The method you pick depends on the scenario you want to enable. And write your dump into database: psql database_name < database_name_20160527. Popular Course in this category. Meta-commands are commands that are evaluated by psql and often translated into SQL that is issued against the system tables on the server, saving administrators time when Feb 11, 2021 · Select the instance to open its Overview page. sql. To export PostgreSQL database we will need to use the pg_dump tool, which will dump all the contents of a selected database into a single file. For instance, if your database had a table owned by the user You can restore the databases by passing the file to psql, with the default dat 그러나 모든 psql 명령은 백 슬래시 "\"기호로 시작합니다. Pg_dump: This command is used to take a dump of the database by excluding the specified table in PostgreSQL. In particular, it must have read access to all tables that you want to back up, so in order to back up the entire database you almost always have to run it as a database superuser. Dump only tables with names matching pattern. sql . We need to run pg_dump in the command line on the computer where the database is stored. dump pg_dump --username=postgres mertech --table=CHPROD --file=chprod. dump pgsqldb To restore from such a script, feed it to psql. But, in case you're entirely new to databases and even more so computers, a backup is simply a full copy of your database schema and data, with restore being the ability to use that backed up data and load it into your database or another database. Using psql. Was this tutorial helpful ? 1. For detailed dump and restore syntax with additional parameters, see the articles pg_dump and pg_restore. sql (Name of backup file which database we have cloning. pg > onetable. In Dump Option window, you can find an option like backup Only schema, backup Only Data. You can restore this table in any database. Share. pg before restoring it as shown above, using psql. all dump 백업 및 복원 psql -f [덤프파일명] 2018년 3월 19일 psql -f /backup/테이블이름. To do this, you specify the column names together with table name after COPY keyword. To export a PostgreSQL database using the pg_dump program, follow these steps: Access the command line on the computer where the database is stored. vip. Use the \dt or \dt+ command in psql to show tables in a specific database. c6c8mntzhgv0. pg_dump makes consistent backups even 2019년 11월 16일 EXPORT 작업 이란 EXPORT는 테이블의 데이터를 다른 형태의 데이터로 추출 하는 작업입니다. 2. pg_tables catalog. pg_dump --column-inserts -a -t zones_seq -t interway -t table_3 > /tmp/zones_seq. How do I backup a table in PostgreSQL? Right-click on a table and select backup option. … 하나의 작은 테이블에 삽입 (예 pg_restore --table=orders full_database. This means that you can do this backup procedure from any remote host that has access to the database. But remember that pg_dump does not operate with special permissions. com PostgreSQL dump and restore can be performed in many ways. pg_dump: dumping contents of table "hive. The question title, which specifies dumping "only the table structure", gives this page a high search rank. ` name ` varchar (20) NOT NULL ,. (Actually, you can specify any existing database name to start from, but if you are reloading into an empty cluster, then 2018년 11월 29일 에서 plain text 형태의 query 형 dump 파일을 생성하여 db 및 table 등을 복원하는 내용입니다. / 2020년 1월 16일 psql로 데이터베이스에 접속한 뒤 \copy 명령어를 사용하면 데이터를 복원할 수 파일 형식을 지정하지 않은 dump 파일을 pg_restore를 통해 복원 26 Feb 2020 --table=table, Dump only tables (or views or sequences or foreign Text files created by pg_dump are intended to be read in by the psql We often need to export a dump from one database and then import it into another. Jan 09, 2009 · How to Dump the Data From One PostgreSQL Table Below is the command to use when you would like to dump only the data from a postgreSQL table. psql: PostgreSQL interactive terminal used to load backup taken using pg_dump. sql [복구할 데이터베이스 명]. There are other options to use to dump the schema, multiple tables, exclude certain tables, or backup the entire database but these command line switches will dump only the data from one postgreSQL table. 19 Sep 2009 psql -qAt -c "COPY ( SELECT * FROM TABLE WHERE id BETWEEN x AND y) TO STDOUT" | gzip -c - > TABLE. For example, if the database is on another web hosting account or with another web hosting provider, log in to the account using SSH. amazonaws. Then I take the backup of that tables and restore on the remote machine. pgAdmin, on the other hand, provides a graphical interface for operating with databases in PostgreSQL. When you want to move data into your PostgreSQL database, there are a few options available like pg_dump and Azure Data Factory. May 27, 2016 · psql template1 -c 'drop database database_name;' Step 2. csv' csv header · 2. Multiple tables can be selected by writing multiple -t switches. “COPY is t Feb 06, 2019 · In this post, I will explain to you how I exported PostgreSQL tables data into JSON files. sql ; psql -f mydb. sql file with CREATE TABLE, ALTER T. Use this option if your application references the OID columns in some way (e. CREATE DATABASE some_db; Type the command \l in the psql command-line interface to display a list of all the databases on your Postgres server. backup 14 errors beginning with the table can't be created because the sequence of the primary key doesn't exist. 30 Nov 2019 Create a table called tmp_page_caches where page_caches is the table that you want to copy using pg_dump using the following SQL in psql , 2018년 8월 29일 --table=TABLE 지정한 이름의 테이블들만 덤프 -T, --exclude-table=TABLE 지정한 테이블들만 빼고 덤프 -x, --no-privileges 액세스 psql --port=5432 -- username=admin --dbname=devkuma --no-password -f devkuma. Options controlling the output content: -a, --data-only dump only the data, not the schema -c, --clean clean (drop) schema prior to create -C, --create include commands to create database in dump -d, --inserts dump data as INSERT, rather than COPY, commands -D, --column-inserts dump data as INSERT commands with column names -E, --encoding=ENCODING dump the data in encoding ENCODING -n, --schema=SCHEMA dump the named schema only -o, --oids include OIDs in dump -O, --no-owner skip Dec 04, 2020 · Of course, double quotes are a special character for the shell, so we have to act like an escape charecter as follows. 10 Jul 2018 A Postgres dump, typically, is a sequence of insert statements. This utility helps you to create a full, incremental and Jan 21, 2009 · pg_dump is an effective tool to backup postgres database. Using pg_dump, you can backup a local database and restore it on a remote database at the same time, using a single command. The basic syntax of the command is: pg_dump name_of_database > name_of_backup_file Apr 20, 2010 · Recently, one of our clients needed to restore the data in a specific table from the previous night’s PostgreSQL dump file. @Arne. --table=pattern. microsoft. If the table you are inserting into has foreign keys, then the rules of the keys must 2011년 11월 15일 pg_dump --table=table1 some_db > table_dump pg_dump -Ugamesaza --no- owner --no-privileges --table=zip gamesaza > zipcode. Enter your file name path, select backup mode as plain text and take the backup of your table. dump; Restore dump psql -U newRoleName newDbName -h <host> < schema_name. lob_messages" And kern. gz | psql -h host -U user database_name) dump the one table (pg_dump -t my_table) , then restore it. So, the challenge was to quickly restore the contents of that table. The following command is used to restore directly from one database to another. 3. dump If the dump is not too big, the easiest thing to do is restore the full backup to a temporary database (gzcat backup_file. Both present numerous customization and structuring options. psql -d test - h localhost -p 5433 -U admin -f c:/blabla. cloud to the respective server groups backupsource and destination at the pgAdmin4 application. sql Note that if you have several table with the same prefix (or suffix) you can also use wildcards to select them with the -t parameter: pg_dump is a regular PostgreSQL client application (albeit a particularly clever one). Create a script file using pg_dump that contains the data to be loaded Aug 28, 2013 · PostgreSQL includes a utility called " pg_dump " that can be used to dump database information into a file for backup purposes. columns where table_schema not in ('information_schema', 'pg postgresql restore dump from sql file; how to restore database backup in postgres; restore dump file in postgresql using pg_dumps; restore dump file in postgresql; psql restore text dump; force restore in postgres; psql restore table from plain sql file linux; pgsql restore from plain sql file; import backup postgres; psql backup file The default installation of PostgreSQL comes with a psql prompt which is the terminal-like interface of PostgreSQL. 2017년 4월 26일 pg_dump -U username -Fc dbname > dump. Hopefully its clear to anyone reading this what backup and restore is in regards to your database. dump ); 작은 9 Apr 2018 Export Table to CSV file with header in PostgreSQL · 1. sql file with CREATE TABLE, ALTER TABLE, and COPY SQL statements of source database. Installation. sql by -t will be dumped regardless of those switches, and non-table objects will not be dumped. 20 Jun 2018 Again, it is a convenience meta-command within psql. When used properly pg_dump will create a portable and highly customizable backup file that can be used to restore all or part of a single database. Apr 01, 2016 · pg_dump -t table_to_copy source_db | psql target_db Reference: Copy a table from one database to another in Postgres Hope, it helps :) Table Partitioning. The standard for portable backups with PostgreSQL is pg_dump and pg_dumpall. If you just need to exclude one or two tables, you can exclude them individually with the --ignore-table option: mysqldump -u -p etc. 이런식으로 백업과 복구를 했었는데,. sql 데이터베이스이름. In this first example, I'll dump the only the students table:. Using psql \copy table_name to 'filename. dbrnd. Disagree. sql -- inserts. With psql, apart from executing SQL queries, you get more functionalities and some of which you will be learning in this tutorial. Option #1: Using SSH | PSQL Use pg_dump with SSH | PSQL, and execute below command. pg_dump: Extract a PostgreSQL database into a script file or other archive file. Covering them all individually in one blog post would be next to impossible. sql showing the dump information of employee_details table. Jan 07, 2020 · 1. If the table you are inserting into has foreign keys, then the rules of the keys must 2019년 5월 20일 그래서 덤프를 뜨려고 했는데 pgadmin에서 db 백업하는 기능이 있다고해서 찾아 [Postgresql] 컬럼 추가 / 변경 / 삭제 쿼리 정리 (ALTER TABLE). $ pg_dump -F d -j 5 -f tecmintdumpdir It is important to note that the parallel dump option reduces the time of the dump, but on the other hand, it also increases the load on the database server. Apr 17, 2019 · Export a PostgreSQL database dump. Basically, there was a UPDATE query that did not do what it was supposed to, and some of the columns in the table were irreversibly changed. g. sql Extract Schema Only -s option Extract Data Only -a option Generate DROP statements -c option Export OIDs -o option How to Restore Use psql utility 21 Jan 2009 It creates a *. 4. Jul 06, 2018 · -t option specifies the table from source to the target. Create new database on localhost: psql template1 -c 'create database database_name with owner your_user_name; Step 3. CREATE TABLE `author` (. Dumping Using pg_dump and pg_dumpall. It creates a *. Under Choose the file you'd like to import data from, enter the path to the bucket and SQL dump file to use for the pg_restore -t my_table -d database_name database. This ensures that Greenplum Database table data is distributed with the correct distribution key columns upon restore. sql mydb. The pattern parameter is interpreted as a pattern according to the same rules used by psql 's \d commands (see Patterns below), so multiple tables can also be selected by writing wildcard characters in the pattern. The pg_dump application acts as a standard PostgreSQL client. 27 Mar 2019 In such cases, you cannot restore a selected list of tables from a plain format dump of a database. pg_restore 놈이 이렇게 참한 놈이였음을 누군가가 2018년 2월 10일 Table structure for table `author`. The script he included is a great approach for including (and table_name in) or excluding (and table_name NOT in) a list of tables. I need to pass the latest events to an analyst - let's say he only needs events from the last month. dump psql psql db_name < db_backup. sql See full list on docs. 408113] Out of memory: Kill process 2693 (pg_dump) score 840 or sacrifice child Oct 16 23:19:01 hive-psql kernel: [15614. If your setup has a different foreign-data wrapper installed, you can issue the option multiple times to selectively dump the content of tables backed by different foreign servers: $ pg_dump -d test_db --include-foreign-data=swarm64da_server --include-foreign-data=other_fdw_server 1. /directory/path/dump-name. pg But even if all you've got is a full dump of the source database, you can still restore that single table by simply extracting it out of the large dump first: pg_restore --data-only --table=tablename fulldump. emp*' -T detroit. To dump a single table named mytab: $ pg_dump -t mytab mydb > db. Here is psql for restoring from a plain SQL script file created with pg_dump 2016년 9월 7일 dump 한 내용을 다른 이름의 table 에 넣는 방법에 대해 위의 글에서 설명하는 바는 아래 2가지 이다. pg_dump is a regular PostgreSQL client application (albeit a particularly clever one). Right from the manual: "Multiple tables can be selected by writing multiple -t switches" So you need to list all of your tables. Dump export from PostgreSQL We put environments remotepostgres. , in a foreign key constraint). In some cases, you want to export data from just some columns of a table to a CSV file. Backing up a single table. Constraint name: This is defined as we have excluding specified constraints at the time of table creation in PostgreSQL. The major benefit of pg_dumpall is that it's single command, and you get results. Following is a partial output of mydb. PostgreSQL is an open-source and one of the most widely used relational database system. Besides the pg_dump program, PostgreSQL also provides you with the pg_dumpall tool that allows you to backup all databases at once. 7 Feb 2021 This article discusses how to export data from psql to a csv file using the copy commands. according to the same rules used by psql 's \d commands, so multiple schemas can also be selected 21 Feb 2019 Listing databases Dump a database Dumping all databases Dump Grants first: psql -l -U postgres The output for this command is a table of 28 Jul 2019 To dump a single table, use the -t option: pg_dump -t psql -h host_name -p port_number database_name < database. log says: Oct 16 23:19:01 hive-psql kernel: [15614. To load the dump file use the psql program: Usage: psql [OPTIONS]. How can I produce a dump of only those rows that have, say, created_at > '2012-05-01'? Apr 24, 2017 · Both the side table structure must be same like number columns and datatype of a column. pg_dump -D DB_NAME > /tmp/data_dump_as_inserts This uses the INSERT INTO table (col1, col2) VALUES (val1, val2) format. sql file from the archive. sql:117019: ERROR: invalid input syntax This includes the worker process trying to dump the table. `id` int (11) NOT NULL AUTO_INCREMENT,. dump then :%s/roleName/newRoleName/g OR just for any size use sed -i -- 's/roleName/newRoleName/g' schema_name. Table1 --ignore-table=Database. One more complicated scenario I have run into is doing a complete database backup with pg_dump and at some point down the road needing to just split out one table and restore it. This week I’m working closely to the “front-end guy”. Table partitioning is a good solution to this very problem. dump is used above as a generic example of a dump file we are using as the source for the table data. 아래 실행된 내용 ERROR: relation "user_info" already exists ALTER TABLE COPY 4050. An Feb 06, 2017 · Right-click on a table and select backup option. 408169] Killed process 2693 (pg_dump) total-vm:38363104kB, anon-rss:34020140kB, file-rss:24kB, shmem-rss:0kB EDIT : I tried in both cases (sql, backup) to restore the table in another database. Next, use the command \c followed by the database name to connect to that database. x. To exclude table data for only a subset of tables in the database, see --exclude- table-data . Operator: We have used the operator while excluding constraints from the table. I have a PostgreSQL database with a multi-Gb table (which contains a log of certain events). Jun 10, 2013 · If PostgreSQL was built on a system with the zlib compression library installed, the custom dump format will compress data as it writes it to the output file. pg_dump command-line utility installed; psql command-line utility installed; Follow these steps to export and import your PostgreSQL database. Using psql, pg_dump utility: PostgreSQL exports all data from all columns of the persons table to the persons_db. However, it is not Jan 08, 2020 · It is administrator regular activity to take backup and restore PostgreSQL table from production server to development or UAT servers. table in a database test : pg_restore -h localhost -p 5433 -U admin -d test -v c:\blabla. employee_log mydb > db. Jun 20, 2018 · Most DBMS's provide some means of built-in backup utilities. I'm aware of the COPY command but I'm not sure how to script something that will read all of the tables in a schema and execute the COPY against them. The pg_dump utility is run from the Linux command line. pg_dump [--schema-only] 11 Aug 2017 Your browser can't play this video. The following psql command installs the product table in the gee 10 Jul 2018 A Postgres dump, typically, is a sequence of insert statements. cloud and destination. Table2 > dump_file. Use the SELECT statement to query table information from the pg_catalog. Use --table to tell pg_dump what table it has to backup: If you want to dump the . I have a database with a lot of schemas in it and I want to dump the each of the table contents to CSV. PostgreSQL provides a pg_dump and pg_restore utility to backup and restores databases easily. PostgreSQL even supports a feature called timelines, which is a sort of branching history of your backup and restores. Error when running pg_restore script: CREATE TABLE psql:. 대표적으로 CSV 형식으로 가장 많이 추출합니다. topology IN ACCESS SHARE MODE. dump In addition to being able to submit raw SQL queries to the server via psql you can also take advantage of the psql meta-commands to obtain information from the server. sql \ --host mypginstance. dump > orders. + +-t mytable1 +--include-foreign-data=some_foreign_server +--exclude-table-data=mytable2 The following example uses psql and a dump file named mydb2dump. FYI: Like the previous post, this is a really quick tip. After this I have to change the table names to the original ones in the remote server. Sep 12, 2011 · 1. rds. Feb 19, 2015 · Dump a PostgreSQL table as insert statements Feb 19 2015. This will produce dump file sizes similar to using gzip, but it has the added advantage that tables can be restored selectively. Create dump - pg_dump -o -h <host> -U roleName -d dbName -n "\"SCHEMA\"" > schema_name. Operations such as backups, SELECTs, and DELETEs can be performed against individual partitions or against all of the partitions. --ignore-table=Database. Make a An Azure Database for PostgreSQL server with firewall rules to allow access and database under it. Learn more. pg_dumpall: Extract a PostgreSQL database cluster into a script file. txt. Everything goes there. You’ll use psql (aka the PostgreSQL interactive terminal) most of all because it’s used to create databases and tables, show information about tables, and even to enter information (records) into the database. com \ --port 8199 \ --username myawsuser \ --password password \ --dbname mydb2 Dec 10, 2019 · pg_dump; pg_dumpall dumps all databases in given PostgreSQL installation (cluster), and does it to plain text file. 2013년 7월 10일 PostgreSQL에서 데이터를 백업/복구 하기위해 dump하는 방법은 여러가지 또, table 매개변수는 psql의 \d명령으로 사용되는 규칙과 같은 규칙에 Method #1: Use the psql program; Method #2: Use phpPgAdmin pg_dump: The command was: LOCK TABLE topology. Create table from the main tables by *create table as select* command. Use this option if your 2018년 12월 31일 assignments --no-unlogged-table-data do not dump unlogged table Restore 가 완료된 후 psql로 접속해서 DB List를 조회해보면 위의 예를 2020년 1월 15일 psql -f [백업파일 이름]. tar , grab the restore. Later, I parsed exported JSON files in the Spring Boot application to properly format and store the data in MySQL database. It is possible to You can then use a client application (like psql or the Query Tool) to restore a plain-text backup You can backup a single table, a schema, or a complete database. sql --set ON_ERROR_STOP=on postgres cluster dump pg_dumpall | gzip > ~/backup/db_cluster_dump_$DATE. Using SQL Query COPY dump. Backing up and restoring a PostgreSQL database is an essential part of any system administrator. I used psql for remotely connecting to the Postgres database and running export statements. It will ask password for pgtest2. It will migrate only table data between server. sql to create a database called mydb2 on a PostgreSQL DB instance called mypginstance: For Linux, macOS, or Unix: psql \ -f mydb2dump. The idea behind this dump method is to generate a file with SQL commands that, when fed back to the server, will recreate the database in the same state as it was at the time of the dump. First, from the psql, use the command \list to list all available databases in your cluster; Second, back up each individual database using the pg_dump program as described in the above section. The least you need to know about Postgres. This Oct 15, 2020 · If the database is extremely large, you can dump in parallel by dumping number_of_jobs tables simultaneously using the -j flag, as shown. Clone Database by using pg_dump Command. SET. com, and I set database password using variable PGPASSWORD. pg_restore: restore a PostgreSQL database from an archive file created by pg_dump. Script files can be used to Dump object identifiers ( OID s) as part of the data for every table. What you need here is something like "pg_dump -t measurement*" to indicate that you want measurement's child tables too, but AFAIR pg_dump has no such feature. Learn more in our tutorial). Using a lowercase "d" omits the column mappings for a slight increase in speed if you know the table is structured in the same way on the target database. Today, we’re exploring three scenarios where you can consider using PostgreSQL’s COPY command. 1. ) psql –U name_of_user –W user_password –d (new database name) < backup_file_name. Ron <[hidden email]> writes: > What am I missing? There's no data in a partitioned table per se, so the result is not surprising. SQL 쿼리에서 데이터를 내보낼 테이블을 지정하는 SQL 쿼리를 입력합니다. dump; Change owner globally in dump file (for small size) vi schema_name. pg_dump –U name_of_user –W user_password –d name_of_database >backup_file_name. -S username --superuser= 11 Jun 2014 PostgreSQL allows you to easily dump tables for backup purposes into plain text files using code such as: pg_dump mytable 9 Oct 2001 First, cut all the MySQL CREATE TABLE queries out of the dump file If you make a mistake in your SQL syntax, psql will tell you what went 2 Jun 2014 I wanted to get data from a production database into my local machine that didn't have the same users, schema, etc. You take one massive table and split it into many smaller tables - these smaller tables are called partitions or child tables. Apr 08, 2020 · To restore the dump in a new database named new_db, apply the dump using the psql command: $ psql new_db < dump. If you want to create SQL statements use pg_dump Nov 13, 2008 · Restore One Table with psql from a pg_dump PostgreSQL Backup Backing up and restoring PostgreSQL is fairly easy using pg_dump and psql. ALTER TABLE. + + + + With the following options file, the dump would include table + mytable1 and data from foreign tables of + some_foreign_server foreign server, but exclude data + from table mytable2. To dump all tables whose names start with emp in the detroit schema, except for the table named employee_log: $ pg_dump -t 'detroit. PostgreSQL provides the utility program pg_dump for this purpose. Not that I don’t know how to front end, but he was helping me. I created a local table and 17 Sep 2013 Use the following to get specific table dumps from a database (To be executed from shell and not from SQL prompt). In particular, it must have read access to all tables that you want to back up, so in practice you almost always have to run it as a database superuser. pg_dump: Extract a PostgreSQL table into a script file or other archive file. Include playlist. sql Jan 04, 2020 · A quick explanation of how to list tables in the current database inside the `psql` tool in PostgreSQL, or using SQL Published Jan 04, 2020 To list the tables in the current database, you can run the \dt command, in psql : If you use "-" as a filename, the filters are read + from stdin. • Allow the restore operation to create a new database with the same name as the database from which the backup was created, and restore the database objects into this newly created database. This means that you can perform this backup procedure from any remote host that has access to the database. PostgreSQL Tools for Backup and Restore table: 1. . Additionally, it dumps global things – roles and tablespaces, which cannot be dumped by pg_dump. jelastic. Where as , In mysql we have -X option to specify a query while taking backups & then restore them. pg_dump -t "\"MixedCaseName\"" mydb > mytab. Import and Export Dump Files to PostgreSQL Create two database environments and connect to them using any desktop client (we use pgAdmin4 as an example. To dump all schemas whose names start with east or west and end in gsm, excluding any schemas whose names contain the word test: pg_dump is a regular PostgreSQL client application (albeit a particularly clever one). Switch camera. And plenty of people, like Natan who remarked prior to you, want to avoid moving functions and/or views from old extensions in the event that they are starting with a fresh db with updated extensions. y.