sql - Concatenate two or more different tables in MYSQL -


मान लें कि मेरे पास 3 टेबल हैं,

table A कॉलम आईडी के साथ, मूल्य, सूची;
तालिका बी कॉलम आईडी, बिक्री, सूचना, डेटा के साथ; आईडी कॉलम सभी 3 तालिकाओं से संबंधित है 

  आईडी   मूल्य   कैटलॉग   मैं कैसे एक तालिका में एक MySQL कथन में नीचे मिल सकता है? बी  <बी> सी  एईएसडीआर 2000 हम तबाही हैं 0 1 DRETH 1400 चलो मछली पकड़ने जाते हैं 0 0

कॉलम <बी> बी और Table B और tableC तालिकाओं

P> 'कृपया ध्यान दें कि पहले तीन स्तंभ tableA

से हैं यह: 

  का चयन करें TableA.id, TableA.price, TableA.catalogue, यदि (TableB.id है, 0, 1) AS B, IF (TableC.id IS, NULL, 0) 1 के रूप में सी तालिका से सी में टेबलबै पर टेबलबोड में शामिल करें। TableB.id LEFT JOIN TableC पर TableA.id = TableC.id

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