SELECT 
  cscart_aprilproduct_descriptions.product_id, 
  cscart_aprilproduct_descriptions.short_description, 
  IF(
    cscart_aprilproduct_descriptions.short_description = '' 
    OR cscart_aprilproduct_descriptions.short_description IS NULL, 
    cscart_aprilproduct_descriptions.full_description, 
    ''
  ) AS full_description, 
  cscart_aprilproduct_descriptions.unit_name 
FROM 
  cscart_aprilproduct_descriptions 
WHERE 
  cscart_aprilproduct_descriptions.product_id IN (45, 8, 10, 50, 44, 150) 
  AND cscart_aprilproduct_descriptions.lang_code = 'en'

Query time 0.00047

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "14.41"
    },
    "table": {
      "table_name": "cscart_aprilproduct_descriptions",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "product_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "lang_code"
      ],
      "key_length": "9",
      "rows_examined_per_scan": 6,
      "rows_produced_per_join": 6,
      "filtered": "100.00",
      "index_condition": "((`vishalecarter_april_setup`.`cscart_aprilproduct_descriptions`.`product_id` in (45,8,10,50,44,150)) and (`vishalecarter_april_setup`.`cscart_aprilproduct_descriptions`.`lang_code` = 'en'))",
      "cost_info": {
        "read_cost": "13.21",
        "eval_cost": "1.20",
        "prefix_cost": "14.41",
        "data_read_per_join": "27K"
      },
      "used_columns": [
        "product_id",
        "lang_code",
        "short_description",
        "full_description",
        "unit_name"
      ]
    }
  }
}

Result

product_id short_description full_description unit_name
8 <p> Although its attractive features, design, and passive 3D have merit, the picture quality issues of the Toshiba TL515U LED-based LCD TV lessen its appeal in the face of the stiff competition. </p>
10 <p>Although its attractive features, design, and passive 3D have merit, the picture quality issues of the Toshiba TL515U LED-based LCD TV lessen its appeal in the face of the stiff competition.</p>
44 <p> <p style="color: #333333; font-family: Verdana, Geneva, sans-serif; font-size: 14px; line-height: 17px;"><span style="color: #996633; font-family: Georgia, 'Times New Roman', Times, serif; font-size: x-small;"><strong>Purpose:</strong></span></p> <p style="color: #333333; font-family: Verdana, Geneva, sans-serif; font-size: 14px; line-height: 17px;"><span style="color: #996633; font-family: Georgia, 'Times New Roman', Times, serif; font-size: x-small;">To provide students taking the 11th-grade New York State course in U.S. history and government and the Regents examination, as well as others taking a similar course, with a concise and comprehensive text.&nbsp;<br /></span></p> <ul style="color: #333333; font-family: Verdana, Geneva, sans-serif; font-size: 14px; line-height: 17px;" type="square"> <span style="color: #996633; font-family: Georgia, 'Times New Roman', Times, serif; font-size: x-small;"><strong>Text features include:</strong> <li>introduction to U.S. geography with an emphasis on how geography has shaped the American experience</li> <li>summary of the founding, principles, and operations of the U.S. government . lucid historical narrative</li> <li>emphasis on the modern period</li> <li>primary source readings in every chapter</li> <li>emphasis on the experiences and contributions of women and minorities</li> <li>mid-chapter &ldquo;in Review&rdquo; features</li> <li>end-of-chapter exercises: multiple-choice, thematic-essay, and document-based questions</li> <li>more maps, charts, and tables</li> <li>expanded coverage of U.S. Supreme Court landmark cases</li> <li>&ldquo;The American People: Changes at the Millennium&rdquo; - a demographic feature in the last chapter</li> <li>appendix: annotated Declaration of Independence and U.S. Constitution.</li> <li>Teacher&rsquo;s Manual With Answers has guidelines for class presentation of each chapter, answer key, Student&rsquo;s Study Guide.</li> <li>Hardbound</li> </span> </ul> </p>
45 <p><strong style="color: #000000; font-family: Arial, Verdana, 'Sans Serif'; line-height: 15px; text-align: justify;">A student friendly, thoughtfully organized introduction to research in psychology&nbsp;</strong><br style="color: #000000; font-family: Arial, Verdana, 'Sans Serif'; line-height: 15px; text-align: justify;" /><br style="color: #000000; font-family: Arial, Verdana, 'Sans Serif'; line-height: 15px; text-align: justify;" /><span style="color: #000000; font-family: Arial, Verdana, 'Sans Serif'; line-height: 15px; text-align: justify;">Employing numerous examples and the pedagogical approach of spaced repetition, this introductory text provides a step-by-step explanation of how to design, conduct, and present a research study in psychology. Chronologically organized and chock-full of pedagogy, this book creates logical scaffolding upon which students can build their knowledge.</span><br style="color: #000000; font-family: Arial, Verdana, 'Sans Serif'; line-height: 15px; text-align: justify;" /></p>
50 <p>Absolute fidelity to musical sources takes form from speakers that reproduce the ambience in which sounds originate. Stage size, musicians&rsquo; movement, aural reflection and other distinctive details all bring these sounds to life. Pioneer D-Series speakers are available in 2-way component packages or 2-way coaxial designs in multiple sizes that fit most vehicles.</p>
150 <div id="overview-bullets"> <ul class="bullet-points"> <li>Hi-Ten Remington Steel Wildwood Citi Comfort Frame</li> <li>45mm Travel Comfort Suspension Fork</li> <li>Compact Crankset w/ Integrated Chainguard</li> <li>SSW26 Double Tunnel Alloy Rims<span> </span></li> <li>Avenir Comfort Saddle w/ Supersoft Foam, Coil Springs</li> </ul> </div>