04 Lucid Lynx and would like to span a single transaction over several sequential psql sessions. A query is a single statement in SQL's data manipulation language: typically one of SELECT, INSERT, UPDATE or DELETE (the latter three may modify data, while SELECT only reads data). Spooling Queries With Results in PSQL but to instead execute a SQL script input file externally. The PostgreSQL docs have more info about all the options for pg_dump and pg_dumpall. x and earlier file formats to 128 GB in 9. This utility uses ODBC to communicate with the server. sql file from a query or function. I assume that you are familiar with SQL commands (such as CREATE TABLE, DROP TABLE, INSERT, SELECT, UPDATE and DELETE). pgAdmin 4 de Backup Dosyasını Oluşturduğumuz Database e aktarma Backup Dosyamızın konumu C sürücüsündedir Eğer farklı bir konumdaysa konumunu bularak aynı iş. Leveraging this tool, you can create a batch file to run the sql script files in sequence. Is it possible to execute several. I'm using CentOs 6. sql, you'd type the following command at the SQL prompt: SQL > @script. Backups are backups of the physical files used in storing and recovering your database, such as datafiles, control files and others. I noticed that when some SQL Server queries run a lot of transaction log space is utilized. This batch file will create a file/directory for each day it is run. Sometime a user performs such tasks in SQL Server that he did not want to perform. 3 to 11 This method uses pg_dump. Also need to log the execution result of each script in a text file. sql file with CREATE TABLE, ALTER TABLE, and COPY SQL statements of source database. pgdmp is a custom format file. Also set the property internal_logon to the value SYSDBA. PostgreSQL promises that all commands within a transaction will complete or that none of them will complete. Stored Procedures and Functions in PostgreSQL - Getting Started A stored procedure and user-defined function (UDF) is a set of SQL and procedural statements (declarations, assignments, loops, flow-of-control etc. RESTORE is not allowed in an explicit or implicit transaction. Besides these, there is one more resource you can use when it comes to SQL data recovery - a transaction log. Backups are backups of the physical files used in storing and recovering your database, such as datafiles, control files and others. To quit a psql session type \q. If no parameter is passed it will execute default database. Tells psql to run the entire restore in one transaction so that any problem that causes it to stop doesn't leave the database in an inconsistent state. You can examine all prepared transactions in the PostgreSQL database cluster using the view pg_prepared_xacts. Please help me in this. pg_execute — Sends a request to execute a prepared statement with given parameters, and waits for the result pg_fetch_all_columns — Fetches all rows in a particular result column as an array pg_fetch_all — Fetches all rows from a result as an array. Pervasive PSQL lacks the ability to perform distributed transactions. Is it possible to concatenate these scripts. One of the advanced use cases for psql is the usage in scripts and batch jobs. This language subset is used for writing stored procedures, triggers, and PSQL blocks. In SQL server each entry in a database count as a transaction. Procedure Instructions provided describe how to connect to a PostgreSQL database and run SQL queries from a Python script. Right-click the SQL file, select Run (or press Ctrl+Shift+F10). Spooling Queries With Results in PSQL but to instead execute a SQL script input file externally. 4, python 2. Run the psqlodbcwAMD64. When you issue the first SQL statement to the PostgreSQL database using a cursor object, psycopg creates a new transaction. Running SQL Interactively To start an interactive SQL session, run this command:. This language subset is used for writing stored procedures, triggers, and PSQL blocks. When you checked the transaction log file by running fn_dblog, you find nothing and the transaction log looks flushed, so we will use fn_dump_dblog() instead to find the details. It is important to control transactions to ensure data integrity and to handle database errors. Restoring from a SQL dump file. It teaches you the steps of performing the common database operations in PHP such as creating new tables, inserting data, updating data, querying data, deleting data, using transaction, calling stored procedures, and working with binary large objects. sql file from a query or function. fn_dblog(). sql is a plain text file with PostgreSQL commands, and the file mydb. 4 database server and psql terminal front-end on Ubuntu 10. One of the advanced use cases for psql is the usage in scripts and batch jobs. Despite the fact that the transaction logs keep exceptionally pivotal data about the database and this data cannot be read directly. You can examine all prepared transactions in the PostgreSQL database cluster using the view pg_prepared_xacts. Log in to your A2 Hosting SSH account. Practically, you will club many PostgreSQL queries into a group and you will execute all of them together as a part of a transaction. if you add two or more sql files, which need be run in sequence, you do need to add the number in sql name for the sequence. Something along the lines of. Compatibility. In addition to basic SQL operations, the API also supports prepared statements. I have created a database and just need to run a script given to me to create tables. It supports a large part of the SQL standards such as foreign keys, triggers. sql file in PostgreSQL. Inside the psql tool, we import and execute the authors_books_postgresql. In SQL server each entry in a database count as a transaction. Is it possible to execute several. And run this using. I call SQLCMD repeatedly to execute each script. Database Research & Development: Explained what is Microsoft Distributed Transaction Coordinator - MSDTC and how we can configured and enabled MSDTC to execute distributed transaction in SQL Server. Postgres uses SQL transactions to save the state of the database. pg_dumpall > pgbackup. In PostgreSQL , a transaction is set up by surrounding the SQL commands of the transaction with BEGIN and COMMIT commands. Note that the custom format file is gzip-compressed and it is not required to compress it again. PostgreSQL's number one priority is the integrity of your data. In some cases, you do not want one SQL statement to take effect unless another one completes. If your backup is a plain-text file containing SQL script, then you can restore your database by using PostgreSQL interactive terminal, and running the following command: psql -U db_user db_name < dump_name. I have created a database and just need to run a script given to me to create tables. In PostgreSQL , a transaction is set up by surrounding the SQL commands of the transaction with BEGIN and COMMIT commands. Is it possible to execute several. 6 under Windows 8. SQL files in postgres database - Querychat In this assignment, we will learn how to run SQL files in PSQL , different scripts provided in PSQL, and how to execute these scripts. A custom exception consists of an identifier and a default message of approximately 1000 bytes. In this section, we will learn how to execute the PostgreSQL function and Stored procedure in Python. The SQL file of. Similar to Google Spanner, YugaByte DB gives you all the scalability characteristics of NoSQL, without sacrificing the ACID transactions or strong consistency you are accustomed to with PostgreSQL. Database Research & Development: Shared solution of PostgreSQL ERROR: must be superuser to COPY to or from a file. You can examine all prepared transactions in the PostgreSQL database cluster using the view pg_prepared_xacts. I'm using CentOs 6. -- Adrian Klaver [email protected] When inserting data, use psycopg2 string interpolation instead of. It is written in C and provides to efficiently perform the full range of SQL operations against Postgres databases. psql offers the option to execute single commands, using the -c option. sql \i file2. SQL Server allows to use more than one transaction log file, but the question arises whether it is necessary and what is the benefit of having multiple transaction log files. You can examine all prepared transactions in the PostgreSQL database cluster using the view pg_prepared_xacts. sql files in a single transaction using PostgreSQL and bash? Edit: The rough structure of each of the files is similar:. When I connect to my database with psql a new connection is established and a server backend process for this connection is created. In conjunction with PSQL v9 Pervasive reintroduced the DDF Builder utility and added support for text searching with the Full Text Search (FTS) add-on, which was. With it you can enter and run SQL queries and get any results in the console. If you want to execute a script from command prompt then consider sqlcmd command. I would like to know how to execute a. If your backup is a plain-text file containing SQL script, then you can restore your database by using PostgreSQL interactive terminal, and running the following command: psql -U db_user db_name < dump_name. sql as per product upgrade path. sql file with hundreds of insert statements and I wanted to run all of them, I was left with two options namely manually entering every command via copy and paste or executing the file. One of the advanced use cases for psql is the usage in scripts and batch jobs. Please help me in this. It is a very important concept about the size of the log file. The most strict is Serializable, which is defined by the standard in a paragraph which says that any concurrent execution of a set of Serializable transactions is guaranteed to produce the same. Therefore, it must be accessible to the PostgreSQL server machine. Running queries from an SQL file. Check Active Transaction in SQL Server using DBCC OPENTRAN. Database Research & Development: Shared solution of PostgreSQL ERROR: must be superuser to COPY to or from a file. I want to execute this 3 files from xxx. Working on java spring boot app. PostgreSQL: Backup and Restore: A backup is a copy of data from your database that can be used to reconstruct that data. if I make an input file called input. sql commit; This also fails, because the 'begin' command executes only when the connection is terminated. Shell script to execute psql command [closed] Ask Question Asked 4 years, 5 months ago. sql files, run any executable *. sql file with CREATE TABLE, ALTER TABLE, and COPY SQL statements of source database. The transaction isolation level cannot be changed after the first query or data-modification statement (SELECT, INSERT, DELETE, UPDATE, FETCH, or COPY) of a transaction has been executed. Any suggestions would be helpful. The Beginner's Guide To PostgreSQL JDBC Transaction Summary : in this tutorial, you will learn about the JDBC PostgreSQL transaction using JDBC transaction API. Is it possible to execute several. sql , script2. It contains log records produced during the logging process in a SQL Server database. [FOR] EXECUTE STATEMENT sql-statement AS USER user PASSWORD password ROLE role [other options] [INTO ] [DO psql-statement] NOTICE: sql-statement, user, password and role are string expressions. -1--single-transaction. sql \i file2. This page deals with the 2nd version of the driver, not much older psycopg driver. Transactional DDL. psql example. 4 database server and psql terminal front-end on Ubuntu 10. The transaction log is the most important component of a SQL Server database when it comes to the disaster recovery - however, it must be uncorrupted. Create a plain textfile called mysqlfile. Select the necessary SQL file in the Files tool window. sql To send multiple files, just list them all: psql example1. sh scripts, and source any non-executable *. Please help me in this. 3 on Windows. From the Object Explorer , select a database, right click and from the context menu in the Tasks sub-menu, choose the Export Data option:. PostgreSQL's number one priority is the integrity of your data. x and earlier file formats to 128 GB in 9. To backup a database, you cannot simply copy the respective MDF and LDF files of the database as SQL Server has a lock on these. Now I need to directly execute my sql code on the top in pyscripter, how should I change these codes to python code? I am working with postgresql 8. system() to do psql -d db -U user -f FileNameScript. sql \i file2. The SQL Server transaction log file is a file that contain all the transaction that is performed on a database. If your database is in SIMPLE recovery mode and the log file is full then either the file size is small for the amount of active transactions or you have run out disk space. Here, PostgreSQL will throw the following error: current transaction is aborted, commands ignored until end of transaction block. YugaByte DB is a PostgreSQL-compatible database. Like several of its commercial competitors, one of the more advanced features of PostgreSQL is its ability to perform transactional DDL via its Write-Ahead Log design. psqlrc The next thing you should always do when running psql scripts is using the option -X, which prevents the reading of the. The most specific version-matching file will be read in preference to a non-version-specific file. I have a set of sql files sayUpgrade_1. The transaction isolation level cannot be changed after the first query or data-modification statement (SELECT, INSERT, DELETE, UPDATE, FETCH, or COPY) of a transaction has been executed. sql commit; This also fails, because the 'begin' command executes only when the connection is terminated. Select the necessary SQL file in the Files tool window. It's a high performance distributed SQL database for global, internet-scale apps. The log cache is managed separately from the buffer cache for data pages, which results in simple, fast, and robust code within the SQL Server Database Engine. psql dbname begin; \i file1. @tamlyn has mentioned, but maybe you didn't notice. My data files is 103 mb but the transaction log file 37 gb. Now, let's do the same SQL transaction again, this time with ON_ERROR_ROLLBACK being set to interactive. The most important part of a SQL Server maintenance plan is backing up your databases regularly. -1--single-transaction. Do not read the start-up file (neither the system-wide psqlrc file nor the user's ~/. If you're asking about running commands while in bash shell, you should be using psql command with -c flag. read()) But I want to pass database name as parameter to above sql file. dm_tran_database_transactions and sys. This tip isn't really anything much, just a tidbit to stuff away in the file folder of useful snippets. Besides these, there is one more resource you can use when it comes to SQL data recovery - a transaction log. Sometime a user performs such tasks in SQL Server that he did not want to perform. The phrase itself comes from the Oracle world I believe and it basically denotes "fire and forget" (sub) transactions that are not connected to the main transactions. Walk through on how to run an SQL on the command line for PostgreSQL in Linux: Open a terminal and make sure you can run the psql command: psql --version which psql Mine is version 9. Restoring from a SQL dump file. This page will be discussing on how to clear SQL Server Transaction Log. From that moment, psycopg executes all the subsequent statements in the same transaction. It's a high performance distributed SQL database for global, internet-scale apps. You can't recover from an add/drop on a database or tablespace, but all. How a backup interacts with the SQL Server transaction log. sql file in PostgreSQL. db -c "SELECT * FROM some_table". In this post, I am sharing tips like how to use a psql session variable to make your queries more dynamic in PostgreSQL. Now, to rollback, type the following SQL-statement:. I am using Sql server 2012. You can open and bind more sessions to the same query window with the "connection bar" in the menu of the query window, then switch between multiple open sessions. If it throughs any execption I need to capture that exception. To quit a psql session type \q. Backup files are read back in by psql for a restore. In this section, we will learn how to execute the PostgreSQL function and Stored procedure in Python. Is it possible to execute several. x and earlier file formats to 128 GB in 9. The interface language of the PostgreSQL database is the standard SQL (Standard Query Language) which allows for inserts, updates and queries of data stored in relational tables. I have a SQL Server database that backs up the transaction logs every 10 minutes, with an overnight full backup. The phrase itself comes from the Oracle world I believe and it basically denotes "fire and forget" (sub) transactions that are not connected to the main transactions. It's not possible to run two transactions concurrently in the same session (at least not in pgAdmin or psql). , for checking logical and physical integrity or errors in all the database components. By default. psql -c "create table foo (bar integer)" psql -f foobar. Run an SQL file for several data sources. Select the necessary SQL file in the Files tool window. Now, let's do the same SQL transaction again, this time with ON_ERROR_ROLLBACK being set to interactive. dm_tran_active_transactions, we get information on the duration and the status of our users' transactions, and monitored the physical effects of those transactions on the database transaction log files on disk. sql file and I want to run it very quickly against a certain database on my computer. Transactional DDL. sql mydb Frankly, I hardly ever do this because I rarely use a non-GNU system, but keep it in mind when writing scripts or documentation intended to be portable. Before You Begin Limitations and Restrictions. SQL Server log file is a vital component present in the database, reason being that it is responsible for getting database back in case if any failure occurs in the database within the system. This will create a transaction log backup of the AdventureWorks database and write the backup contents to file "C:\AdventureWorks. Working on java spring boot app. Please help me in this. By default. Run Redshift SQL Script File using psql Variable Substitution Example. The nature of the SQL Server transaction log utilization is circular. You probably need to specify a complete file:-o /path/to/textfile. It creates a *. The most specific version-matching file will be read in preference to a non-version-specific file. Shell script to execute psql command [closed] Ask Question Asked 4 years, 5 months ago. How-To: The PGExercises PostgreSQL Tutorial Running on a. ), with slight modifications to syntax in. Import CSV file into a table using pgAdmin. How to log SQL queries & SQL transactions in the order they are committed? is it possible to build scripts of multiple. Question: How do I execute a SQL script file in SQLPlus? Answer: To execute a script file in SQLPlus, type @ and then the file name. sql commit; This also fails, because the 'begin' command executes only when the connection is terminated. Run an SQL file for several data sources. execute(open("create_table. One way to export SQL Server data to CSV is by using the SQL Server Import and Export Wizard. PSQLException: ERROR: DROP XXXXXX cannot run inside a transaction block If your connection to database is set auto commit to false, once you commit, all the transactions will be run as a block. Question: How do I execute a SQL script file in SQLPlus? Answer: To execute a script file in SQLPlus, type @ and then the file name. sql, you'd type the following command at the SQL prompt: SQL > @script. Now I will run a backup and see the transaction log file again. Steps as below 1) Read the required files for upgarde as above. What is the best way to do this? In the past I know I had a master script that I ran psql against that included the other files however I don't remember the syntax of this script. It supports a large part of the SQL standards such as foreign keys, triggers. Moreover, the database can be brought back in the consistent state using the transaction log file. sql mydb Frankly, I hardly ever do this because I rarely use a non-GNU system, but keep it in mind when writing scripts or documentation intended to be portable. Stored Procedures and Functions in PostgreSQL - Getting Started A stored procedure and user-defined function (UDF) is a set of SQL and procedural statements (declarations, assignments, loops, flow-of-control etc. Log in to your A2 Hosting SSH account. What precaution should I take before shrinking? 2 Is the backup and restore of database are same as usual after shrinking? 3 In management studio right click database name -> Tasks -> Shrink -> Database Or Files. If you need a stored procedure to manage transactions, you can look into the dblink interface or do the work from a client-side script instead. sql file in PostgreSQL. Although all Transact-SQL statements are valid within a BEGINEND block, certain Transact-SQL statements should not be grouped together within the same batch, or statement block. One of the advanced use cases for psql is the usage in scripts and batch jobs. Also need to log the execution result of each script in a text file. sql commit; files But I am unable to achieve the same in Windows environment. These wrappers enable running SQL on an external data source, given that the wrapper knows how to convert external data from its original form into PostgreSQL's tuple format. Is it possible to execute several. This page deals with the 2nd version of the driver, not much older psycopg driver. Steps as below 1) Read the required files for upgarde as above. Sometime a user performs such tasks in SQL Server that he did not want to perform. if you add two or more sql files, which need be run in sequence, you do need to add the number in sql name for the sequence. copy_from() method. The following article explains how to automatically execute SQL queries with the use of a batch file. As per the en. It DOES NOT execute any of the login scripts. To finish, you will learn how to use PostgreSQL JSONB data structure and use PostgreSQL as a NoSQL database. 0 or lower server, connect to the database named postgres as a superuser and run the file share\contrib\adminpack. From a command prompt: 1. sql files, run any executable *. ), with slight modifications to syntax in. Create a plain textfile called mysqlfile. I have a SQL Server database that backs up the transaction logs every 10 minutes, with an overnight full backup. sql files? Searching for "postgresql. Psycopg2 is a fairly mature driver for interacting with PostgreSQL from the Python scripting language. psqlrc The next thing you should always do when running psql scripts is using the option -X, which prevents the reading of the. You type SQL statements (use as many lines as you want), end them with either \g or a semi-colon (;), and PostgreSQL executes the query and the results are displayed by psql. Any suggestions would be helpful. The updates made so far by an open transaction are invisible to other transactions until the transaction completes, whereupon all the updates become visible simultaneously. sql mydb Frankly, I hardly ever do this because I rarely use a non-GNU system, but keep it in mind when writing scripts or documentation intended to be portable. Here, PostgreSQL will throw the following error: current transaction is aborted, commands ignored until end of transaction block. 4 database server and psql terminal front-end on Ubuntu 10. Therefore, it must be accessible to the PostgreSQL server machine. Now, in order to export data from SQL table to excel file, we must map the fields of SQL table and Excel file. Like any other databases such as Netezza, Redshift and Vertica, Greenplum also supports variable substitution using PostgreSQL or psql -v option. Is it possible to execute several. What precaution should I take before shrinking? 2 Is the backup and restore of database are same as usual after shrinking? 3 In management studio right click database name -> Tasks -> Shrink -> Database Or Files. When you issue the first SQL statement to the PostgreSQL database using a cursor object, psycopg creates a new transaction. psql is a simple, interactive SQL front-end to PostgreSQL. Running SQL Interactively To start an interactive SQL session, run this command:. pgsql file to your A2 Hosting account using SCP, SFTP, or FTP. Run an SQL file for several data sources. Let's dig in!. This PostgreSQL PHP section shows you how to interact with the PostgreSQL database using PHP Data Objects (PDO) API. system() to do psql -d db -U user -f FileNameScript. My company has a number of SQL installation scripts that build a fresh copy of our database. Practically, you will club many PostgreSQL queries into a group and you will execute all of them together as a part of a transaction. Hi, I'm new in batch file commands. I assume that you are familiar with SQL commands (such as CREATE TABLE, DROP TABLE, INSERT, SELECT, UPDATE and DELETE). This design supports backing out even large changes to DDL, such as table creation. Similar to Google Spanner, YugaByte DB gives you all the scalability characteristics of NoSQL, without sacrificing the ACID transactions or strong consistency you are accustomed to with PostgreSQL. I have created a database and just need to run a script given to me to create tables. Transaction Processing in PostgreSQL What is a transaction, anyway? Definition: a transaction is a group of SQL commands whose results will be made visible to the rest of the system as a unit when the transaction commits --- or not at all, if the transaction aborts. psql is an interactive terminal that comes with PostgreSQL. com -U username example. This language subset is used for writing stored procedures, triggers, and PSQL blocks. Execute '\c '. There is a misconception among some developers that having multiple transaction log files can increase performance because SQL Server can use them in parallel. On startup, all prepared transactions are restored from pg_twophase. When inserting data, use psycopg2 string interpolation instead of. Psycopg2 is a fairly mature driver for interacting with PostgreSQL from the Python scripting language. If your backup is a plain-text file containing SQL script, then you can restore your database by using PostgreSQL interactive terminal, and running the following command: psql -U db_user db_name < dump_name. txt If the sql string contains multiple commands, they will be executed within a single transaction, unless you use BEGIN/COMMIT within it to split it up into multiple transactions. In psycopg, the connection class is responsible for handling transactions. pgdmp is a custom format file. It teaches you the steps of performing the common database operations in PHP such as creating new tables, inserting data, updating data, querying data, deleting data, using transaction, calling stored procedures, and working with binary large objects. A transaction log is a file - integral part of every SQL Server database. Stored Procedures and Functions in PostgreSQL - Getting Started A stored procedure and user-defined function (UDF) is a set of SQL and procedural statements (declarations, assignments, loops, flow-of-control etc. Inside the psql tool, we import and execute the authors_books_postgresql. This is similar to Andreas' solution, and which we use in our shell scripts: [email protected] ~]$ psql mydb -c "SELECT cola, colb, description FROM myfile;" > myOutFile. It is written in C and provides to efficiently perform the full range of SQL operations against Postgres databases. Now I need to directly execute my sql code on the top in pyscripter, how should I change these codes to python code? I am working with postgresql 8. The phrase itself comes from the Oracle world I believe and it basically denotes "fire and forget" (sub) transactions that are not connected to the main transactions. sh -d test you can redirect to the file of your choice! Or run this script from insider another as per above! You can also peruse the PostgreSQL manual pages (which are excellent!) here:-c command --command=command Specifies that psql is to execute the given command string, command. The Qt SQL module uses driver plugins to communicate with the different database APIs. In conjunction with PSQL v9 Pervasive reintroduced the DDF Builder utility and added support for text searching with the Full Text Search (FTS) add-on, which was. Learn How SQL Server Large Transaction Log Affect Performance Andrew Jackson SQL , SQL Server April 4, 2017 April 4, 2017 4 Minutes Whenever a user adds, delete, or edit any record in the SQL Server all the changes are maintained in the transaction log. What precaution should I take before shrinking? 2 Is the backup and restore of database are same as usual after shrinking? 3 In management studio right click database name -> Tasks -> Shrink -> Database Or Files. We can use it to perfom interactive queries, issue them to PostgreSQL, and see the query results. A transaction is a group of one or more SQL commands treated as a unit. sql is the name of your backup file. Create a Linked Server in SQL Server - below is a sample script that creates a PostgreSQL Linked Server in Microsoft SQL Server 2005 64-bit. sql file Even if there's more than 100 tables to clean up, I usually do it in batches of 100 just to give IO and WAL generation some time to calm down. If it throughs any execption I need to capture that exception. One update, arrange the sql files in alphabetical order is important. PostgreSQL promises that all commands within a transaction will complete or that none of them will complete. if I make an input file called input. Thanks Srividya · what tool you're using? In command. Edit that file, put a single line in there: select * from mytable;. How a backup interacts with the SQL Server transaction log. In addition to basic SQL operations, the API also supports prepared statements. jpg Among 4 data files, the size is about 150 gb and the transaction log is alone near. The transaction log should be truncated or cleared regularly to keep the size of log file from filling up. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. For most PostgreSQL users, this is the only interface they need and use with PostgreSQL. 7 windows-8 psycopg2. sql, Upgrade_2. 04 Lucid Lynx and would like to span a single transaction over several sequential psql sessions. The most important part of a SQL Server maintenance plan is backing up your databases regularly. The SQL transaction is marked invalid, and the only thing PostgreSQL will now accept from us is to finish the transaction, with either a commit or a rollback command. It contains log records produced during the logging process in a SQL Server database. sql, script3. In PostgreSQL , a transaction is set up by surrounding the SQL commands of the transaction with BEGIN and COMMIT commands. When you issue the first SQL statement to the PostgreSQL database using a cursor object, psycopg creates a new transaction. Please help me in this. To execute scripts in Sql Server Management Studio : first connect to a server then load a script file or write your own then press F5 to execute it. Note that the custom format file is gzip-compressed and it is not required to compress it again.