InterviewSolution
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How Does One Use Sql*loader To Load Images, Sound Clips And Documents? |
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Answer» SQL*Loader can load data from a "PRIMARY data file", SDF (SECONDARY Data file - for loading nested tables and VARRAYs) or LOBFILE. The LOBFILE method provides an easy way to load documents, photos, images and audio CLIPS into BLOB and CLOB columns. Look at this example: Given the following table: CREATE TABLE image_table ( image_id NUMBER(5), file_name VARCHAR2(30), image_data BLOB); Control File: LOAD DATA INFILE * INTO TABLE image_table REPLACE FIELDS TERMINATED BY ',' ( image_id INTEGER(5), file_name CHAR(30), image_data LOBFILE (file_name) TERMINATED BY EOF ) BEGINDATA 001,image1.gif 002,image2.jpg 003,image3.jpg SQL*Loader can load data from a "primary data file", SDF (Secondary Data file - for loading nested tables and VARRAYs) or LOBFILE. The LOBFILE method provides an easy way to load documents, photos, images and audio clips into BLOB and CLOB columns. Look at this example: Given the following table: CREATE TABLE image_table ( image_id NUMBER(5), file_name VARCHAR2(30), image_data BLOB); Control File: LOAD DATA INFILE * INTO TABLE image_table REPLACE FIELDS TERMINATED BY ',' ( image_id INTEGER(5), file_name CHAR(30), image_data LOBFILE (file_name) TERMINATED BY EOF ) BEGINDATA 001,image1.gif 002,image2.jpg 003,image3.jpg |
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