{"id":204,"date":"2021-03-22T15:54:18","date_gmt":"2021-03-22T15:54:18","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/?page_id=204"},"modified":"2024-11-20T11:25:52","modified_gmt":"2024-11-20T11:25:52","slug":"validation-checks","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/creating-a-database\/validation-checks\/","title":{"rendered":"Validation Checks"},"content":{"rendered":"<h1><span style=\"color: #339966\">Level &#8211; National 5+<\/span><\/h1>\n<h1>Required Fields<\/h1>\n<p>Required fields cannot be be left empty (null).<\/p>\n<ul>\n<li>Right-click on the Table name<\/li>\n<li>Select \u201cModify table\u201d<\/li>\n<\/ul>\n<ul>\n<li>Tick the NN (Not Null) option for each required field:<br \/>\n<img decoding=\"async\" class=\"alignnone size-full wp-image-339\" src=\"https:\/\/blogs.glowscotland.org.uk\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24154828\/DB4SQL-required-fields.png\" alt=\"\" width=\"610\" height=\"154\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24154828\/DB4SQL-required-fields.png 610w, https:\/\/glow-prod-sh.s3.eu-west-1.amazonaws.com\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24154828\/DB4SQL-required-fields-300x76.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMD%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIHmmitQylhMF88RcYCdf1Z9gJvhjRnUIz0d1ioN0YwGCAiEA2K6lVjLlTdrgc0LTENF8uo%2FvaMZB8Hw5SP3jKE2iKHwqwgUIiP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDLo7DX68s23DXt659CqWBZG4ympAsXSCGh8%2BJUsCgk8aR5sTC73Xm8YA%2BwWiqboVHsJt0eMRmQmCA7dlu9JAc5gFmIh%2BPgO7UPxGQPnrL%2Bb6yiPHKXjbzZMktQQPqDVOcGdY%2BrT2t6RuhmISlysUexZrgmHYTku1G6PEsRfTII5T9FRCYI7UI5oMl2DHiG%2F0%2B8133IN3E7NQQPQThFUYPlOfCcJVyYEWSykSqNI6DQUnePgZJDg4tkP86KMDwc5JrpEmoJk%2BqvECs5EIEAxPc7Xcb34UxZR%2BZiFmPx7G1wHLx%2FhJoIwVGGGdQEUQN18N%2Fku%2FtEf9bH4L0yrJNlqv7BuLVSvYxjYUZkD5KkoHaUdAV9%2BqDJM3vefYqzRJG0guCs%2Fy8OjFTZXDtLjyO0wdMk6A424YJubdZX7gVNNImYL0Cl100AuBrsNkukji3qH%2BgGUT1vxwwaxVcPwuN6URAtbIuSmOTNlfAFxHwAXHb8E4dEBmPeNS8PQhRhrM52PlxtTj1jx2v64g4WqLBICJeIkcOcicQ5pXcbvKUuqH4VYejVviS1ayu5zWFYH7VvwKeub%2F0cX0j5BvY%2FA%2BKDfFq%2Fo08smAr4lZI36zVQSSKx6%2BOOFgt8Dkro9U47lILid%2F6BL7Rps4rMtfXFl66XNHhhPJ0M6kCelSJy8f%2F1ff1IQR1PVibFXCHeCtubk67poGL6GYI%2FD9tBQvLn9FxRbAObrgBTtWyxGoe5doCYRUHfcL%2FOoIM2oQ4vC8mlhl13Dmd%2FYrbFKxQjX3Qra%2FVpndyEfyHc%2FW3OLb3hlR9KGr1OG7Qc%2F5hI2vonXqNG5V9C7oMJucN%2FfePsgnKVofgmQkRItVOJcuVatNZBNMiHWJfLhMXv8oLf0G2ifiLvuJwaJFU58t1RtAMPSSi9UGOrEBZqq8RWmXMTCIU1uKK1TTIqFMF8o%2F2q8rZJHWjK0241zH%2BIbW38oPGtDzmNjfOHLLU0XfYMlKSpc9dSDeKjy1kd5WFedhainHMJ%2BScG4eeSmhldyPddKWmvwwlnO7ym05A1HOe1rdxs8sPHMWtSox78Jzc9PU250PbxIDb0YqflzVquy1nfuSN1AbZ%2F6CDZXbzkdYYHZGkxhZO1mChxHiFq4hijwJAsPTOefRiftpMKWu&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UUNGL5AW5%2F20260910%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260910T151935Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=88c2e7ec648ec1635d8fb1c6ed65f1796243032eb1b4aeafac6ac6f13e33156c 300w\" sizes=\"(max-width: 610px) 100vw, 610px\" \/><\/li>\n<\/ul>\n<hr \/>\n<h1>Length, Range and Restricted Choice Checks<\/h1>\n<ul>\n<li>Right-click on the Table name<\/li>\n<li>Select \u201cModify table\u201d<\/li>\n<\/ul>\n<ul>\n<li>Double-click the &#8220;Check&#8221; for each field that has a validation check.<\/li>\n<li>Type in the rule for field.\n<ul>\n<li>Field names that include spaces must be inside quotation marks<\/li>\n<li>Add the checks one at a time, saving after each one. This will make it easier to any mistakes.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 40px\"><strong>length check:<\/strong><\/p>\n<pre style=\"padding-left: 40px\">length(surname) &lt;= 15\r\nlength(postcode) between 7 and 8\r\nlength(\"Delegate Ref\") = 4\r\n\r\nNote: Don't use single apostrophes: length('name') is always 4 characters<\/pre>\n<p style=\"padding-left: 40px\">\u00a0 \u00a0<strong>range check:<\/strong><\/p>\n<pre style=\"padding-left: 40px\">\"Presentations Attending\" &lt;= 3\r\ndate_of_birth &gt;= '2000-01-01'\r\nappointment &gt;= '09:00'<\/pre>\n<p style=\"padding-left: 40px\"><strong>restricted choice:<\/strong><\/p>\n<pre style=\"padding-left: 40px\">eyesight = 'Natural' OR eyesight = 'Contact Lenses' OR eyesight = 'Glasses'\r\nmaxClassSize = 20 OR maxClassSize = 30<\/pre>\n<p>Example:<br \/>\n<img decoding=\"async\" class=\"alignnone size-full wp-image-340\" src=\"https:\/\/blogs.glowscotland.org.uk\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24155034\/DB4SQL-validation-checks.png\" alt=\"\" width=\"690\" height=\"153\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24155034\/DB4SQL-validation-checks.png 690w, https:\/\/glow-prod-sh.s3.eu-west-1.amazonaws.com\/sh\/public\/ahscomputingsql\/uploads\/sites\/3269\/2021\/03\/24155034\/DB4SQL-validation-checks-300x67.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEMD%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIHmmitQylhMF88RcYCdf1Z9gJvhjRnUIz0d1ioN0YwGCAiEA2K6lVjLlTdrgc0LTENF8uo%2FvaMZB8Hw5SP3jKE2iKHwqwgUIiP%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARAFGgwyNzM1NzAxOTU0MzMiDLo7DX68s23DXt659CqWBZG4ympAsXSCGh8%2BJUsCgk8aR5sTC73Xm8YA%2BwWiqboVHsJt0eMRmQmCA7dlu9JAc5gFmIh%2BPgO7UPxGQPnrL%2Bb6yiPHKXjbzZMktQQPqDVOcGdY%2BrT2t6RuhmISlysUexZrgmHYTku1G6PEsRfTII5T9FRCYI7UI5oMl2DHiG%2F0%2B8133IN3E7NQQPQThFUYPlOfCcJVyYEWSykSqNI6DQUnePgZJDg4tkP86KMDwc5JrpEmoJk%2BqvECs5EIEAxPc7Xcb34UxZR%2BZiFmPx7G1wHLx%2FhJoIwVGGGdQEUQN18N%2Fku%2FtEf9bH4L0yrJNlqv7BuLVSvYxjYUZkD5KkoHaUdAV9%2BqDJM3vefYqzRJG0guCs%2Fy8OjFTZXDtLjyO0wdMk6A424YJubdZX7gVNNImYL0Cl100AuBrsNkukji3qH%2BgGUT1vxwwaxVcPwuN6URAtbIuSmOTNlfAFxHwAXHb8E4dEBmPeNS8PQhRhrM52PlxtTj1jx2v64g4WqLBICJeIkcOcicQ5pXcbvKUuqH4VYejVviS1ayu5zWFYH7VvwKeub%2F0cX0j5BvY%2FA%2BKDfFq%2Fo08smAr4lZI36zVQSSKx6%2BOOFgt8Dkro9U47lILid%2F6BL7Rps4rMtfXFl66XNHhhPJ0M6kCelSJy8f%2F1ff1IQR1PVibFXCHeCtubk67poGL6GYI%2FD9tBQvLn9FxRbAObrgBTtWyxGoe5doCYRUHfcL%2FOoIM2oQ4vC8mlhl13Dmd%2FYrbFKxQjX3Qra%2FVpndyEfyHc%2FW3OLb3hlR9KGr1OG7Qc%2F5hI2vonXqNG5V9C7oMJucN%2FfePsgnKVofgmQkRItVOJcuVatNZBNMiHWJfLhMXv8oLf0G2ifiLvuJwaJFU58t1RtAMPSSi9UGOrEBZqq8RWmXMTCIU1uKK1TTIqFMF8o%2F2q8rZJHWjK0241zH%2BIbW38oPGtDzmNjfOHLLU0XfYMlKSpc9dSDeKjy1kd5WFedhainHMJ%2BScG4eeSmhldyPddKWmvwwlnO7ym05A1HOe1rdxs8sPHMWtSox78Jzc9PU250PbxIDb0YqflzVquy1nfuSN1AbZ%2F6CDZXbzkdYYHZGkxhZO1mChxHiFq4hijwJAsPTOefRiftpMKWu&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UUNGL5AW5%2F20260910%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260910T151935Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=189d1505c787ca02450acb3049dc834f112afa8d645d76ab5ceb9210a2e5c1da 300w\" sizes=\"(max-width: 690px) 100vw, 690px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Level &#8211; National 5+ Required Fields Required fields cannot be be left empty (null). Right-click on the Table name Select \u201cModify table\u201d Tick the NN (Not Null) option for each required field: Length, Range and Restricted Choice Checks Right-click on the Table name Select \u201cModify table\u201d Double-click the &#8220;Check&#8221; for each field that has a validation check. Type in the rule for field. Field names that include spaces must be<\/p>\n<p><a class=\"more-link\" href=\"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/creating-a-database\/validation-checks\/\">Read More<\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"parent":262,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-204","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/pages\/204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/comments?post=204"}],"version-history":[{"count":14,"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/pages\/204\/revisions"}],"predecessor-version":[{"id":674,"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/pages\/204\/revisions\/674"}],"up":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/pages\/262"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/sh\/ahscomputingsql\/wp-json\/wp\/v2\/media?parent=204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}