{"id":218928,"date":"2024-11-20T07:38:26","date_gmt":"2024-11-20T07:38:26","guid":{"rendered":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/"},"modified":"2024-11-20T07:38:26","modified_gmt":"2024-11-20T07:38:26","slug":"what-a-non-null-value-in-oracle-sql","status":"publish","type":"post","link":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/","title":{"rendered":"What a non-null value in Oracle SQL?"},"content":{"rendered":"<p>In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for manipulation, processing, and storage within a database. Non-null values are crucial as they ensure the consistency and integrity of data by preventing the occurrence of unexpected errors and incomplete records.<\/p>\n<p><strong>A non-null value in Oracle SQL<\/strong> can be thought of as a piece of tangible and concrete information that contributes to the overall quality and reliability of a database. It is a value that possesses substance and meaning, allowing it to be used for various operations, such as filtering, sorting, aggregating, and joining.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_62 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#FAQs_about_non-null_values_in_Oracle_SQL\" title=\"FAQs about non-null values in Oracle SQL:\">FAQs about non-null values in Oracle SQL:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#1_What_happens_when_a_column_is_set_to_allow_null_values\" title=\"1. What happens when a column is set to allow null values?\">1. What happens when a column is set to allow null values?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#2_Whats_the_difference_between_a_null_value_and_an_empty_string\" title=\"2. What&#8217;s the difference between a null value and an empty string?\">2. What&#8217;s the difference between a null value and an empty string?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#3_Can_a_table_have_both_null_and_non-null_values_in_the_same_column\" title=\"3. Can a table have both null and non-null values in the same column?\">3. Can a table have both null and non-null values in the same column?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#4_How_can_you_identify_if_a_column_contains_null_values\" title=\"4. How can you identify if a column contains null values?\">4. How can you identify if a column contains null values?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#5_Can_a_non-null_constraint_be_added_to_an_existing_column\" title=\"5. Can a non-null constraint be added to an existing column?\">5. Can a non-null constraint be added to an existing column?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#6_What_happens_if_a_non-null_value_is_attempted_to_be_inserted_into_a_column_with_a_null_constraint\" title=\"6. What happens if a non-null value is attempted to be inserted into a column with a null constraint?\">6. What happens if a non-null value is attempted to be inserted into a column with a null constraint?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#7_Can_a_primary_key_column_have_null_values\" title=\"7. Can a primary key column have null values?\">7. Can a primary key column have null values?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#8_Can_unique_indexes_include_null_values\" title=\"8. Can unique indexes include null values?\">8. Can unique indexes include null values?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#9_Can_a_non-null_column_be_altered_to_allow_null_values\" title=\"9. Can a non-null column be altered to allow null values?\">9. Can a non-null column be altered to allow null values?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#10_How_can_you_replace_null_values_with_a_specific_value_in_a_result_set\" title=\"10. How can you replace null values with a specific value in a result set?\">10. How can you replace null values with a specific value in a result set?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#11_Can_null_values_be_utilized_for_calculations\" title=\"11. Can null values be utilized for calculations?\">11. Can null values be utilized for calculations?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#12_How_do_null_values_affect_sorting_and_comparison_operations\" title=\"12. How do null values affect sorting and comparison operations?\">12. How do null values affect sorting and comparison operations?<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"FAQs_about_non-null_values_in_Oracle_SQL\"><\/span>FAQs about non-null values in Oracle SQL:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"1_What_happens_when_a_column_is_set_to_allow_null_values\"><\/span>1. What happens when a column is set to allow null values?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>When a column is set to allow null values, it means that the corresponding field in a record can have no value at all, resulting in an empty entry.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Whats_the_difference_between_a_null_value_and_an_empty_string\"><\/span>2. What&#8217;s the difference between a null value and an empty string?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>A null value represents the absence of any value, while an empty string is a value itself, indicating the presence of an empty but defined string. In Oracle SQL, an empty string is treated as a non-null value.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Can_a_table_have_both_null_and_non-null_values_in_the_same_column\"><\/span>3. Can a table have both null and non-null values in the same column?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Yes, a table can contain both null and non-null values in the same column, depending on the column&#8217;s nullability settings and the data entered into the table.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_How_can_you_identify_if_a_column_contains_null_values\"><\/span>4. How can you identify if a column contains null values?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>You can identify null values in a column by using the IS NULL or IS NOT NULL operators in SQL queries. IS NULL checks for null values, while IS NOT NULL checks for non-null values.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Can_a_non-null_constraint_be_added_to_an_existing_column\"><\/span>5. Can a non-null constraint be added to an existing column?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Yes, it is possible to add a non-null constraint to an existing column. However, before adding the constraint, it is essential to ensure that there are no existing null values in that column, as it would violate the constraint.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_What_happens_if_a_non-null_value_is_attempted_to_be_inserted_into_a_column_with_a_null_constraint\"><\/span>6. What happens if a non-null value is attempted to be inserted into a column with a null constraint?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>If a non-null value is attempted to be inserted into a column with a null constraint, Oracle SQL would reject the insertion and generate an error, preserving the integrity of the non-null constraint.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Can_a_primary_key_column_have_null_values\"><\/span>7. Can a primary key column have null values?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>No, a primary key column must have unique and non-null values. It serves as a unique identifier for each record in a table and, therefore, cannot accept null values.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Can_unique_indexes_include_null_values\"><\/span>8. Can unique indexes include null values?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Yes, unique indexes can include null values. Oracle SQL allows multiple null values in a unique index because null is considered not equal to any other null. However, non-null values in a unique index must still be unique.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Can_a_non-null_column_be_altered_to_allow_null_values\"><\/span>9. Can a non-null column be altered to allow null values?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>Yes, it is possible to alter a non-null column and allow null values. This can be achieved by modifying the column&#8217;s nullability settings using the ALTER TABLE statement.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_How_can_you_replace_null_values_with_a_specific_value_in_a_result_set\"><\/span>10. How can you replace null values with a specific value in a result set?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>You can use the NVL function in Oracle SQL to replace null values with a specific value in a result set. NVL checks if a column contains a null value and substitutes it with the specified value.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"11_Can_null_values_be_utilized_for_calculations\"><\/span>11. Can null values be utilized for calculations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>No, null values cannot be used in calculations directly. If a null value is involved in a calculation, the result will always be null. However, you can utilize functions like NVL or NVL2 to handle null values in calculations.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"12_How_do_null_values_affect_sorting_and_comparison_operations\"><\/span>12. How do null values affect sorting and comparison operations?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><\/p>\n<p>In Oracle SQL, null values sort differently compared to non-null values. Null values are considered to have an undetermined or unknown rank and are typically ordered at the end of ascending sorts and at the beginning of descending sorts.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for manipulation, processing, and storage within a database. Non-null values are crucial as they ensure the consistency and integrity of data by preventing the occurrence of unexpected errors and &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"What a non-null value in Oracle SQL?\" class=\"read-more button\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#more-218928\">Read more<span class=\"screen-reader-text\">What a non-null value in Oracle SQL?<\/span><\/a><\/p>\n","protected":false},"author":55,"featured_media":107420,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86279],"tags":[],"class_list":["post-218928","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-learn","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What a non-null value in Oracle SQL?<\/title>\n<meta name=\"description\" content=\"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What a non-null value in Oracle SQL?\" \/>\n<meta property=\"og:description\" content=\"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for\" \/>\n<meta property=\"og:url\" content=\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\" \/>\n<meta property=\"og:site_name\" content=\"Namso Gen Blog - Free Credit Card Generator [100% Valid]\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/synchronyfinancial\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-20T07:38:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2024\/03\/faq.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Darla Clarke\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@synchrony\" \/>\n<meta name=\"twitter:site\" content=\"@synchrony\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Darla Clarke\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\"},\"author\":{\"name\":\"Darla Clarke\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/8fb46297981687fe77339d265491391e\"},\"headline\":\"What a non-null value in Oracle SQL?\",\"datePublished\":\"2024-11-20T07:38:26+00:00\",\"dateModified\":\"2024-11-20T07:38:26+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\"},\"wordCount\":662,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/#organization\"},\"articleSection\":[\"Learn\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\",\"url\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\",\"name\":\"What a non-null value in Oracle SQL?\",\"isPartOf\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/#website\"},\"datePublished\":\"2024-11-20T07:38:26+00:00\",\"dateModified\":\"2024-11-20T07:38:26+00:00\",\"description\":\"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for\",\"breadcrumb\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/namso-gen.co\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What a non-null value in Oracle SQL?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#website\",\"url\":\"https:\/\/namso-gen.co\/blog\/\",\"name\":\"Namso Gen Blog - Free Credit Card Generator [100% Valid]\",\"description\":\"In Namso gen blog you can get many tips regarding to Credit cards, VCC, Credit card security etc. You can generate credit cards by using Namso-gen.co\",\"publisher\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/namso-gen.co\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#organization\",\"name\":\"Namso Gen Blog - Free Credit Card Generator [100% Valid]\",\"url\":\"https:\/\/namso-gen.co\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2020\/07\/namso-gen-logo.png\",\"contentUrl\":\"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2020\/07\/namso-gen-logo.png\",\"width\":500,\"height\":164,\"caption\":\"Namso Gen Blog - Free Credit Card Generator [100% Valid]\"},\"image\":{\"@id\":\"https:\/\/namso-gen.co\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/synchronyfinancial\",\"https:\/\/twitter.com\/synchrony\",\"https:\/\/www.youtube.com\/synchronyfinancial\",\"https:\/\/www.instagram.com\/synchrony\",\"https:\/\/www.linkedin.com\/company\/synchrony-financial\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/8fb46297981687fe77339d265491391e\",\"name\":\"Darla Clarke\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/?s=96&d=mm&r=g\",\"caption\":\"Darla Clarke\"},\"description\":\"Guest author Darla Clarke has meticulously crafted and revised this article to the best of their knowledge and understanding. Readers are strongly advised to exercise caution, verify information independently, and rely on their own judgment when considering the information provided. Read more articles on Namso Gen here.\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What a non-null value in Oracle SQL?","description":"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/","og_locale":"en_US","og_type":"article","og_title":"What a non-null value in Oracle SQL?","og_description":"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for","og_url":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/","og_site_name":"Namso Gen Blog - Free Credit Card Generator [100% Valid]","article_publisher":"https:\/\/www.facebook.com\/synchronyfinancial","article_published_time":"2024-11-20T07:38:26+00:00","og_image":[{"width":1200,"height":630,"url":"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2024\/03\/faq.png","type":"image\/png"}],"author":"Darla Clarke","twitter_card":"summary_large_image","twitter_creator":"@synchrony","twitter_site":"@synchrony","twitter_misc":{"Written by":"Darla Clarke","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#article","isPartOf":{"@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/"},"author":{"name":"Darla Clarke","@id":"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/8fb46297981687fe77339d265491391e"},"headline":"What a non-null value in Oracle SQL?","datePublished":"2024-11-20T07:38:26+00:00","dateModified":"2024-11-20T07:38:26+00:00","mainEntityOfPage":{"@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/"},"wordCount":662,"commentCount":0,"publisher":{"@id":"https:\/\/namso-gen.co\/blog\/#organization"},"articleSection":["Learn"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/","url":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/","name":"What a non-null value in Oracle SQL?","isPartOf":{"@id":"https:\/\/namso-gen.co\/blog\/#website"},"datePublished":"2024-11-20T07:38:26+00:00","dateModified":"2024-11-20T07:38:26+00:00","description":"In Oracle SQL, a non-null value refers to a value that is not empty or undefined. It represents a valid piece of information that is available for","breadcrumb":{"@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/namso-gen.co\/blog\/what-a-non-null-value-in-oracle-sql\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/namso-gen.co\/blog\/"},{"@type":"ListItem","position":2,"name":"What a non-null value in Oracle SQL?"}]},{"@type":"WebSite","@id":"https:\/\/namso-gen.co\/blog\/#website","url":"https:\/\/namso-gen.co\/blog\/","name":"Namso Gen Blog - Free Credit Card Generator [100% Valid]","description":"In Namso gen blog you can get many tips regarding to Credit cards, VCC, Credit card security etc. You can generate credit cards by using Namso-gen.co","publisher":{"@id":"https:\/\/namso-gen.co\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/namso-gen.co\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/namso-gen.co\/blog\/#organization","name":"Namso Gen Blog - Free Credit Card Generator [100% Valid]","url":"https:\/\/namso-gen.co\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/namso-gen.co\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2020\/07\/namso-gen-logo.png","contentUrl":"https:\/\/namso-gen.co\/blog\/wp-content\/uploads\/2020\/07\/namso-gen-logo.png","width":500,"height":164,"caption":"Namso Gen Blog - Free Credit Card Generator [100% Valid]"},"image":{"@id":"https:\/\/namso-gen.co\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/synchronyfinancial","https:\/\/twitter.com\/synchrony","https:\/\/www.youtube.com\/synchronyfinancial","https:\/\/www.instagram.com\/synchrony","https:\/\/www.linkedin.com\/company\/synchrony-financial"]},{"@type":"Person","@id":"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/8fb46297981687fe77339d265491391e","name":"Darla Clarke","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/namso-gen.co\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/?s=96&d=mm&r=g","caption":"Darla Clarke"},"description":"Guest author Darla Clarke has meticulously crafted and revised this article to the best of their knowledge and understanding. Readers are strongly advised to exercise caution, verify information independently, and rely on their own judgment when considering the information provided. Read more articles on Namso Gen here."}]}},"_links":{"self":[{"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/posts\/218928","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/users\/55"}],"replies":[{"embeddable":true,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/comments?post=218928"}],"version-history":[{"count":0,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/posts\/218928\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/media\/107420"}],"wp:attachment":[{"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/media?parent=218928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/categories?post=218928"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/namso-gen.co\/blog\/wp-json\/wp\/v2\/tags?post=218928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}