SQL: CREATE a table from another table You can also create a table from an existing table by copying the existing table's columns. It is important to note that when creating a table in this way, the new table will be populated with the records from the existing table (based on the SEL...
history_table_name [, DATA_CONSISTENCY_CHECK = { ON | OFF } ] ) ] } Arguments database_name The name of the database in which the table is created. database_name must specify the name of an existing database. If not specified, database_name defaults to the current database. The...
Create Table Using Another Existing Table In SQL, we can create a new table by duplicating an existing table's structure. Let's look at an example. -- create a backup table from the existing table CustomersCREATETABLECustomersBackupASSELECT*FROMCustomers; Run Code This SQL command creates the ...
For more information, see Section 13.1.18.3, “CREATE TABLE ... LIKE Statement”. [AS] query_expression To create one table from another, add a SELECT statement at the end of the CREATE TABLE statement: CREATE TABLE new_tbl AS SELECT * FROM orig_tbl; For more information, see Secti...
使用來自 select 語句的數據填入 table。 範例 SQL複製 --Use hive formatCREATETABLEstudent (idINT,nameSTRING, ageINT)STOREDASORC;--Use data from another tableCREATETABLEstudent_copySTOREDASORCASSELECT*FROMstudent;--Specify table comment and propertiesCREATETABLEstudent (idINT,...
Is the name of the database in which the table is created. database_name must specify the name of an existing database. If not specified, database_name defaults to the current database. The login for the current connection must be associated with an existing user ID in the database spec...
> table command actually did overwrite an existing table with a new table, > deleting all the records in the old table. If the DB is being provided by the hosting company, I'd stop trying to work the problem out yourself and ask THEM why their DB is behaving to spec. Which ...
A copy of an existing table can also be created using CREATE TABLE.The following SQL creates a new table called "TestTables" (which is a copy of the "Customers" table): Example CREATE TABLE TestTable ASSELECT customername, contactnameFROM customers; Try it Yourself » ...
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)] [table_options] [partition_options] [IGNORE | REPLACE] [AS] query_expression CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name { LIKE old_tbl_name | (LIKE old_tbl_name) } ...
For more information, see Section 13.1.18.3, “CREATE TABLE ... LIKE Statement”. [AS] query_expression To create one table from another, add a SELECT statement at the end of the CREATE TABLE statement: CREATE TABLE new_tbl AS SELECT * FROM orig_tbl; For more information, see Sec...