The UNLOGGED keyword if available will make the new table as an unlogged table. The TEMP or TEMPORARY keyword is optional it allows you to create a temporary table instead. To create a new table with the structure and data derived from a result set, you specify the new table name after the INTO keyword. INTO new_table_nameĬode language: SQL (Structured Query Language) ( sql ) The following illustrates the syntax of the PostgreSQL SELECT INTO statement: SELECT Unlike a regular SELECT statement, the SELECT INTO statement does not return a result to the client. The new table will have columns with the names the same as columns of the result set of the query. The PostgreSQL SELECT INTO statement creates a new table and inserts data returned from a query into the table. Introduction to PostgreSQL SELECT INTO statement If you are looking for the way to select data into variables, check it out the PL/pgSQL SELECT INTO statement.
#Insert into from select postgres how to
The next chapter will teach you how to display all these records from a table.Summary: in this tutorial, you will learn how to use the PostgreSQL SELECT INTO statement to create a new table from the result set of a query. INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY,JOIN_DATE) VALUES (4, 'Mark', 25, 'Rich-Mond ', 65000.00, '' ), (5, 'David', 27, 'Texas', 85000.00, '') Īll the above statements would create the following records in COMPANY table. The following example inserts multiple rows using the multirow VALUES syntax − INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY,JOIN_DATE) VALUES (3, 'Teddy', 23, 'Norway', 20000.00, DEFAULT ) The following example uses the DEFAULT clause for the JOIN_DATE column rather than specifying a value − INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,JOIN_DATE) VALUES (2, 'Allen', 25, 'Texas', '') The following example is to insert a row here salary column is omitted and therefore it will have the default value − INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY,JOIN_DATE) VALUES (1, 'Paul', 32, 'California', 20000.00,'') The following example inserts a row into the COMPANY table − Let us create COMPANY table in testdb as follows − Message returned if more than one rows were inserted. oid is the numeric OID of the inserted row. Message returned if only one row was inserted. The following table summarizes the output messages and their meaning − INSERT INTO TABLE_NAME VALUES (value1,value2,value3.valueN) The SQL INSERT INTO syntax would be as follows − However, make sure the order of the values is in the same order as the columns in the table. You may not need to specify the column(s) name in the SQL query if you are adding values for all the columns of the table. The values supplied by the VALUES clause or query are associated with the explicit or implicit column list left-to-right. The target column names can be listed in any order. Here, column1, lumnN are the names of the columns in the table into which you want to insert data. INSERT INTO TABLE_NAME (column1, column2, lumnN) Syntaxīasic syntax of INSERT INTO statement is as follows − One can insert a single row at a time or several rows as a result of a query.
The PostgreSQL INSERT INTO statement allows one to insert new rows into a table.
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