{"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=IQoJb3JpZ2luX2VjELb%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIQDssQ09dXNXSnwVVzOgdSHMMWI6QRzkBPYOQd08G8lhJwIgBJYHf1LcMJkpueSpH0h8nKoH2WxIC53whXM6LrhkqcEquQUIfxAFGgwyNzM1NzAxOTU0MzMiDFHtAPvoQgNxesJH1CqWBQTJ66bZg77rY8fZ3CCViYypLgfUGvuJFJWZIT%2BIRFMY8yK57FWBgVD%2BXv0Wp4Tw2XvkFPyuMjtfuJr6%2FzGrbAVN63OCE2OpczSvD3e9k%2FxuTyu4s9lo4%2Fwuo2Ie4pcYIAQjozscGGe9CUjM6p5sR6ykl1h0QDf4nX5JHL2S493JSAtTPupw7IVvIWmbbJm3iaXxNnL7GMDNZDmqqPoXBDtbh9ZKiQi3O5kCrWzGUpzusNUpdGHKrB7eebNtb0myHzrxtBWTBNQyP5Q5ZARFwc582CNKWS7uxEri017NgWDx%2FNErfjl6jlHRG2TJNiDznyhBTPzihDLZq%2B5UFJr0muVd7oemtsIe4XmabJD8VWI0hYstNmhuEQTfHyqhohZkN108IirwJQ3QIGErpGpjXe14JY1qoX2qjEqCSH5O2WFQGXSnxq09ZvinollUG%2FwzXEjWaIPoI07wic4pez3XvRRhds0OeDpFgxb7Dd9HrGrfTUVZdjo%2BI1oFin3zrom%2B3JkjBIyLWric2ftOKmDzgSeTBY26a7lz%2F8MTNTBEq7rXtMrxOgZkwsVAoQFxgxYyjo%2FMeNlDx%2Bs%2BmM35GLQShJtbganN4iRd26%2BiqpJ0c8Xx%2BkW3OGiUiPk49xi%2BXe3g7RoMvFdUsX1Z6VCkm1w9rNqaO77HaZDNKFCYM%2Bcyv7Z2mO%2FCioc7f4rKlWBrNW8pMcgBYa8Ehh5FaLPSvbcsQPG1jYtQsWmAwiNBdDfJiiV5L300lJStNh%2FF%2F7dJ3CVqIvvrRUkaAv8eAusZ7U1Ji6fULHTKgx0h7BiXL1pwA45rAK9X6BJ2BSW8AB%2B1TRUacp0TMYceIKCErsBjx2FwBlG%2Bs4K33vAlUCrlvIOIr5C5bg98h3xqMOjC%2BdUGOrEBtukTxLyl1GihwbLRw%2BkRqFsS547F9AoOJThqzDTOlv0EMiuqWecxhPS8QVDtfXeR9jZSYFB9fju5YUqbG58iN5CjPwCY9cgGtDv4iN49r0E%2B26RrDdPafxNzWyJKOa8SrxVg%2BrEDk8ezHgCXP06nkzKZt6LuajRU%2F8NnWyVer7BY945vfHHIRhMLayEwKLSb%2Bu4dUU8KaXJWQGSbHH37y98XZR1Rdpna7XrkxZZGQPUS&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USF5CJI2H%2F20261001%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261001T142011Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=ad74e578b4f1cf632d2849f645fbf1bb6ff04be84970b7d4ff15aa530acf7a13 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=IQoJb3JpZ2luX2VjELb%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJHMEUCIQDssQ09dXNXSnwVVzOgdSHMMWI6QRzkBPYOQd08G8lhJwIgBJYHf1LcMJkpueSpH0h8nKoH2WxIC53whXM6LrhkqcEquQUIfxAFGgwyNzM1NzAxOTU0MzMiDFHtAPvoQgNxesJH1CqWBQTJ66bZg77rY8fZ3CCViYypLgfUGvuJFJWZIT%2BIRFMY8yK57FWBgVD%2BXv0Wp4Tw2XvkFPyuMjtfuJr6%2FzGrbAVN63OCE2OpczSvD3e9k%2FxuTyu4s9lo4%2Fwuo2Ie4pcYIAQjozscGGe9CUjM6p5sR6ykl1h0QDf4nX5JHL2S493JSAtTPupw7IVvIWmbbJm3iaXxNnL7GMDNZDmqqPoXBDtbh9ZKiQi3O5kCrWzGUpzusNUpdGHKrB7eebNtb0myHzrxtBWTBNQyP5Q5ZARFwc582CNKWS7uxEri017NgWDx%2FNErfjl6jlHRG2TJNiDznyhBTPzihDLZq%2B5UFJr0muVd7oemtsIe4XmabJD8VWI0hYstNmhuEQTfHyqhohZkN108IirwJQ3QIGErpGpjXe14JY1qoX2qjEqCSH5O2WFQGXSnxq09ZvinollUG%2FwzXEjWaIPoI07wic4pez3XvRRhds0OeDpFgxb7Dd9HrGrfTUVZdjo%2BI1oFin3zrom%2B3JkjBIyLWric2ftOKmDzgSeTBY26a7lz%2F8MTNTBEq7rXtMrxOgZkwsVAoQFxgxYyjo%2FMeNlDx%2Bs%2BmM35GLQShJtbganN4iRd26%2BiqpJ0c8Xx%2BkW3OGiUiPk49xi%2BXe3g7RoMvFdUsX1Z6VCkm1w9rNqaO77HaZDNKFCYM%2Bcyv7Z2mO%2FCioc7f4rKlWBrNW8pMcgBYa8Ehh5FaLPSvbcsQPG1jYtQsWmAwiNBdDfJiiV5L300lJStNh%2FF%2F7dJ3CVqIvvrRUkaAv8eAusZ7U1Ji6fULHTKgx0h7BiXL1pwA45rAK9X6BJ2BSW8AB%2B1TRUacp0TMYceIKCErsBjx2FwBlG%2Bs4K33vAlUCrlvIOIr5C5bg98h3xqMOjC%2BdUGOrEBtukTxLyl1GihwbLRw%2BkRqFsS547F9AoOJThqzDTOlv0EMiuqWecxhPS8QVDtfXeR9jZSYFB9fju5YUqbG58iN5CjPwCY9cgGtDv4iN49r0E%2B26RrDdPafxNzWyJKOa8SrxVg%2BrEDk8ezHgCXP06nkzKZt6LuajRU%2F8NnWyVer7BY945vfHHIRhMLayEwKLSb%2Bu4dUU8KaXJWQGSbHH37y98XZR1Rdpna7XrkxZZGQPUS&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USF5CJI2H%2F20261001%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261001T142011Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=7fac463943bee263a5970b76998b2e351ce9601bdb1645e967c6afe9d55f6199 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}]}}