Once the connection is established, you can run the“ALTER DATABASE”command with the collaboration of the“RENAME TO”clause from that particular database to rename the targeted database. This blog post will explain how to rename a database in PostgreSQL using the following context: How to R...
PostgreSQLprovides aRENAME COLUMNclause that is used with the collaboration ofALTER TABLEcommand to rename a column. TheRENAME COLUMNcommand allows us to rename a single or multiple columns.PostgreSQLdoesn’t provide the“IF EXISTS”option for the“RENAME COLUMN”command. This write-up will explain ...
* re-enter archive recovery mode in a subsequent crash. */unlink(RECOVERY_COMMAND_DONE);durable_rename(RECOVERY_COMMAND_FILE, RECOVERY_COMMAND_DONE, FATAL); fsync_fname_ext中也同步了这个操作,如果是个文件则以O_RDWR打开 /* * fsync_fname_ext -- Try to fsync a file or directory * * Ignor...
1) Basic PostgreSQL rename table statement example First,create a new tablecalledvendorsfor the demonstration purpose: CREATETABLEvendors(idserialPRIMARY KEY,nameVARCHARNOT NULL); Second, describe thevendorstable using the\dcommand inpsql: \d vendors ...
You can rename a table in PostgreSQL by using the ‘ALTER TABLE’ command as follows: ALTER TABLE tablename RENAME TO preferredtablename; If the table name has odd characters in it, then a syntax error might be generated which can be solved by placing the table name in double quotes: ...
How to rename a table in Postgres The ALTER TABLE statement of PostgreSQL is used for renaming a table. Although the functionality of ALTER TABLE command is quite extensive due to the functions supported by it. However, in this post the RENAME option of the ALTER TABLE command will be practi...
In my previous post you read aboutPostgreSQL Create Databasestatement to create new database using command line. In this post we will discuss in detail about renaming table and its impact. PostgreSQL has rename table statement which is used with rename clause to change the name of an existing...
Log in to your serverusing SSH. At the command prompt, type the following command to connect to PostgreSQL. Replacedbnamewith the name of a database that isnotthe database you want to rename, and replaceusernamewith a PostgreSQL username that has access privileges to the database: ...
Description:We don't have a RENAME DATABASE command. This would be helpful in certain circumstances.How to repeat:N/ASuggested fix:implement the RENAME DATABASE SQL statement [9 May 2011 11:10] Daniël van Eeden This feature is supported in PostgreSQLhttp://www.postgresql.org/docs/9.0/int...
The following SQL script will renamePinCodetoZipCodein theEmployeetable in Oracle, MySQL, PostgreSQL, SQLite database. SQL Script: Rename Column ALTERTABLEEmployeeRENAMECOLUMNPinCodeTOZipCode; Use the built-in proceduresp_renameto changes the name of a user-created object in the database such as...