{"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 loading=\"lazy\" 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=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJFMEMCH3LuxUhprQpxP1h1iIqSx13eOnFpkfwrHDU521gxcckCIHxwCGXRCydicXbcXoXcVFzWxfHFR1J4AhoOWGlbJsayKsIFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQBRoMMjczNTcwMTk1NDMzIgwz%2B7gmLfFHqYQ8ESMqlgW8H1ZfJ4xrIYqjH5F2WFSGi9exEomzIzGAdinDZJC8Ea9Eg8vwMTSSYR3R4vjsWWeFoDPlQqLBST%2Ba8dVZUmrFfj6MYuNx%2FPeg71U79IX7evGvUBEX4VHtj5jjSfb8WcO%2Bcok4aDg9ZJzg0SM71X%2Fb55GPKx7Ag3arOP7iBDsnHeAYVndP%2BWzJVDIN3WzZWUzcuL6FG3Ak4MGYrkUF5u3Mc10Wi4aHre%2Bc8FN8L53QEemaHJIjeGYHxxM7831xEPdfsGXgzDzsi3k0ZbnmXQG0KIbc7KUYcro%2FLKn%2BAjWin65eUJzEmPxHJNQaEmI9gk10YzUXx497noitAmn4lVJJmDrPjYyz3tzioapJtx6QQEHNcPBFCJcot%2B0i8RJeZG4JCKi6F4aABpeUs3nOzgDT4frIRAExjcOFy0qDj4CQtg4ZuFl3eS2bc%2Bph34I698VAXL9WBXaZ4QSLVmZokHb6PYMuSD8g5qJirBYBYpP9WIgIYgN2Va5IYs%2F8ao%2FLDmvBiXCNNlZiUaLv1EN4tMpuDQcprcrCaGTgu9IlJQLrJQJljx3LAH23Z%2BWHfkCKL%2F%2FKTOYkIWpy3EiVmiZiK5nYYIuDcNwAZZxUKD57yMJESIYcNsfMHT%2FwP3AWVr5%2BGyrEU5AlAhiH9GmQdWwe6U1n%2F0lolFLkbtfZvexjX9gKsEDkFQayDVmjvm5mdfdIBuO%2F2IqdujvYnCZl9Cj2cE4RSa9vC6N403icCAS13QLHTuAaFP63JKcxGF3HTGqbSZkBh6qhXKyXJ0ZwBddAtGp2tWdjxMmZ53uJjDBp8NKOAOsIoGrnh2gTCr96Gkge7tvXKf7qEi3wB9MT2SYHRtgsExjRr5QcbJdcYeiMDkn%2FBfnnCtADHzCPkarQBjqzAYoT30e4KymFmp5ZvHGMl6puOX%2ByO1S2PQgznvJkVTld2qTqKWPUPRwpJnNp%2B%2BlKAKOdVTk%2Bbo%2F%2BjatR7n2vorierWu4rqdZqTnXSfE9Rzu929o7Z%2FI8Oa1jnTuXIUBMAN5QjaSAf7PPS0xGYMLe2rjUXF%2F5AApd2NoEcgatBy2rcHwXitdIRYxV%2FlMJHXlVDo7YwKlqLLSD%2BVS8a8TK0VZjON0W49qiOMW0dGSwNDdU4lrL&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZHICYZPI%2F20260518%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260518T041120Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f19debe6a874ce9be4ffe4c9d8673937482b5c1101c49da2a4d093fd45d1ab5b 300w\" sizes=\"auto, (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 loading=\"lazy\" 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=IQoJb3JpZ2luX2VjEOz%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJFMEMCH3LuxUhprQpxP1h1iIqSx13eOnFpkfwrHDU521gxcckCIHxwCGXRCydicXbcXoXcVFzWxfHFR1J4AhoOWGlbJsayKsIFCLX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQBRoMMjczNTcwMTk1NDMzIgwz%2B7gmLfFHqYQ8ESMqlgW8H1ZfJ4xrIYqjH5F2WFSGi9exEomzIzGAdinDZJC8Ea9Eg8vwMTSSYR3R4vjsWWeFoDPlQqLBST%2Ba8dVZUmrFfj6MYuNx%2FPeg71U79IX7evGvUBEX4VHtj5jjSfb8WcO%2Bcok4aDg9ZJzg0SM71X%2Fb55GPKx7Ag3arOP7iBDsnHeAYVndP%2BWzJVDIN3WzZWUzcuL6FG3Ak4MGYrkUF5u3Mc10Wi4aHre%2Bc8FN8L53QEemaHJIjeGYHxxM7831xEPdfsGXgzDzsi3k0ZbnmXQG0KIbc7KUYcro%2FLKn%2BAjWin65eUJzEmPxHJNQaEmI9gk10YzUXx497noitAmn4lVJJmDrPjYyz3tzioapJtx6QQEHNcPBFCJcot%2B0i8RJeZG4JCKi6F4aABpeUs3nOzgDT4frIRAExjcOFy0qDj4CQtg4ZuFl3eS2bc%2Bph34I698VAXL9WBXaZ4QSLVmZokHb6PYMuSD8g5qJirBYBYpP9WIgIYgN2Va5IYs%2F8ao%2FLDmvBiXCNNlZiUaLv1EN4tMpuDQcprcrCaGTgu9IlJQLrJQJljx3LAH23Z%2BWHfkCKL%2F%2FKTOYkIWpy3EiVmiZiK5nYYIuDcNwAZZxUKD57yMJESIYcNsfMHT%2FwP3AWVr5%2BGyrEU5AlAhiH9GmQdWwe6U1n%2F0lolFLkbtfZvexjX9gKsEDkFQayDVmjvm5mdfdIBuO%2F2IqdujvYnCZl9Cj2cE4RSa9vC6N403icCAS13QLHTuAaFP63JKcxGF3HTGqbSZkBh6qhXKyXJ0ZwBddAtGp2tWdjxMmZ53uJjDBp8NKOAOsIoGrnh2gTCr96Gkge7tvXKf7qEi3wB9MT2SYHRtgsExjRr5QcbJdcYeiMDkn%2FBfnnCtADHzCPkarQBjqzAYoT30e4KymFmp5ZvHGMl6puOX%2ByO1S2PQgznvJkVTld2qTqKWPUPRwpJnNp%2B%2BlKAKOdVTk%2Bbo%2F%2BjatR7n2vorierWu4rqdZqTnXSfE9Rzu929o7Z%2FI8Oa1jnTuXIUBMAN5QjaSAf7PPS0xGYMLe2rjUXF%2F5AApd2NoEcgatBy2rcHwXitdIRYxV%2FlMJHXlVDo7YwKlqLLSD%2BVS8a8TK0VZjON0W49qiOMW0dGSwNDdU4lrL&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZHICYZPI%2F20260518%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260518T041120Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=ac5c7a2fde27a58aab595b4a21911527be46082bb63ee6e9692a8676115282d7 300w\" sizes=\"auto, (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}]}}