Updated on 2024-07-04 GMT+08:00

Inserting Data to the DDS Table

Function

This statement is used to insert data in a DLI table to the associated DDS table.

Syntax

  • Insert the SELECT query result into a table.
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    INSERT INTO DLI_TABLE
      SELECT field1,field2...
      [FROM DLI_TEST]
      [WHERE where_condition]
      [LIMIT num]
      [GROUP BY field]
      [ORDER BY field] ...;
    
  • Insert a data record into a table.
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    INSERT INTO DLI_TABLE
      VALUES values_row [, values_row ...];
    
  • Overwriting the inserted data
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    INSERT OVERWRITE TABLE DLI_TABLE
      SELECT field1,field2...
      [FROM DLI_TEST]
      [WHERE where_condition]
      [LIMIT num]
      [GROUP BY field]
      [ORDER BY field] ...;
    

Keywords

For details about the SELECT keywords, see Basic Statements.

Parameters

Table 1 Parameters

Parameter

Description

DLI_TABLE

Name of the DLI table for which a datasource connection has been created.

DLI_TEST

indicates the table that contains the data to be queried.

field1,field2..., field

Column values in the DLI_TEST table must match the column values and types in the DLI_TABLE table.

where_condition

Query condition.

num

Limit the query result. The num parameter supports only the INT type.

values_row

Value to be inserted to a table. Use commas (,) to separate columns.

Precautions

A DLI table is available.

Example

  • Query data in the user table and insert the data into the test table.
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    INSERT INTO test
      SELECT ATTR_EXPR
      FROM user
      WHERE user_name='cyz'
      LIMIT 3
      GROUP BY user_age
    
  • Insert data 1 into the test table.
    INSERT INTO test 
      VALUES (1);