SELECT (json_populate_record(null::dummy_dataset, data)).* FROM version_control WHERE table_name LIKE 'dummy_dataset' to get a row for each modified row in dummy_dataset table.A different exampleThis is another example of stored procedure that will allow to insert a point with the public ...
procedure_demo$#INSERTINTOpublic."Genre"VALUES("GenreId","Name");procedure_demo$# $$;CREATEPROCEDUREprocedure_demo=#CALLgenre_insert_data(26,'Pop');CALLprocedure_demo=#select*frompublic."Genre"where"GenreId"=26;GenreId | Name---+---26 | Pop (1 row) 2. Displaying a message on the s...
Calling a stored procedure example Let’s take an example of calling a PostgreSQL stored procedure in Python. 1) Create a new stored procedure First, open the Command Prompt on Windows or Terminal on Unix-like systems. Second, connect to the suppliers database on the local PostgreSQL server:...
Example 6.2. GettingSETOFtype values from a function Statement stmt = conn.createStatement(); stmt.execute("CREATE OR REPLACE FUNCTION setoffunc() RETURNS SETOF int AS " + "' SELECT 1 UNION SELECT 2;' LANGUAGE sql"); ResultSet rs = stmt.executeQuery("SELECT * FROM setoffunc()"); whi...
They can be used within SELECT, WHERE, GROUP BY, and HAVING clauses Let’s show a practical example of the usage of functions in SQL. 2.1. Practical Example For illustration, we’ll use theStudenttable of the Baeldung University database. Let’s create a function to calculate the age of...
Along with that, the hardware configuration also makes a significant impact on your database performance. For example, if you use aVPS with NVMe storage, the underlying storage is much faster than a regular hard drive, so your database operations will be extremely fast. ...
SQL Server also supports defining names for stored procedure parameters. PostgreSQL vs. MSSQL – Synonyms SQL Server supports synonyms. Synonyms provide a layer of abstraction that protects a client application from changes made to base objects. A synonym belongs to a schema; like other o...
Stored procedure permissions – EXECUTE. Table permissions – DELETE, INSERT, REFERENCES, SELECT, UPDATE. View permissions – DELETE, INSERT, REFERENCES, SELECT, UPDATE. CASCADE isn't supported with Grant/Revoke on Schema. GRANT/REVOKE OPTION FOR .. on SCHEMA isn't supported in Babelfish. GRANT...
SELECT pg_get_functiondef(( SELECT oid FROM pg_proc WHERE proname = 'function_name')); For example, I want to show the source code of the functionfilm_in_stock: SELECT pg_get_functiondef(( SELECT oid FROM pg_proc WHERE proname = 'film_in_stock')); ...
Example:jdbc:postgresql://127.0.0.1:5432/myDatabase For more information about the URL format, refer to thePostgreSQL official documentation. For the reference information about connection settings and properties on theGeneraland other tabs ofData Sources and Driversdialog (CtrlAltShift0S) , seeConne...