{"id":14,"date":"2009-12-06T21:50:11","date_gmt":"2009-12-07T02:50:11","guid":{"rendered":"http:\/\/www.dpriver.com\/blog\/?p=14"},"modified":"2011-09-26T21:52:26","modified_gmt":"2011-09-27T02:52:26","slug":"sql-language-elements-characters","status":"publish","type":"post","link":"https:\/\/www.dpriver.com\/blog\/2009\/12\/sql-language-elements-characters\/","title":{"rendered":"SQL Language elements (characters)"},"content":{"rendered":"

characters<\/strong>, the basic symbols of keywords and operators in SQL language are the single-byte characters that are part of all IBM character sets.<\/p>\n

charaters of language are classified as letters, digits or special characters.<\/strong><\/p>\n

A letter<\/em> is any of the 26 uppercase (A through Z) or 26 lowercase (a through z) letters, plus the three characters $, #, and @, which are included for compability with host database products.<\/p>\n

A digit <\/em>is any of the charaters 0 through 9.<\/p>\n

A special character<\/em> is any of characters listed below:<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Character<\/td>\nDescription<\/td>\nCharacter<\/td>\nDescription<\/td>\n<\/tr>\n
<\/td>\nspace or blank<\/td>\n–<\/td>\nminus sign<\/td>\n<\/tr>\n
“<\/td>\nquotation mark\/double quote\/double quotation mark<\/td>\n.<\/td>\nperiod<\/td>\n<\/tr>\n
%<\/td>\npercent<\/td>\n\/<\/td>\nslash<\/td>\n<\/tr>\n
&<\/td>\nampersand<\/td>\n:<\/td>\ncolon<\/td>\n<\/tr>\n
‘<\/td>\napostrophe\/single quote\/singe quotation mark<\/td>\n;<\/td>\nsemicolon<\/td>\n<\/tr>\n
(<\/td>\nleft parenthesis<\/td>\n<<\/td>\nless than<\/td>\n<\/tr>\n
)<\/td>\nright parenthesis<\/td>\n=<\/td>\nequals<\/td>\n<\/tr>\n
*<\/td>\nasterisk<\/td>\n><\/td>\ngreater than<\/td>\n<\/tr>\n
+<\/td>\nplus sign<\/td>\n?<\/td>\nquestion mark<\/td>\n<\/tr>\n
,<\/td>\ncomma<\/td>\n_<\/td>\nunderline\/underscore<\/td>\n<\/tr>\n
|<\/td>\nvertical bar<\/td>\n^<\/td>\ncaret<\/td>\n<\/tr>\n
!<\/td>\nexclamation mark<\/td>\n[<\/td>\nleft bracket<\/td>\n<\/tr>\n
{<\/td>\nleft brace<\/td>\n]<\/td>\nright bracket<\/td>\n<\/tr>\n
}<\/td>\nright brace<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

All multi-byte characters are treated as letters, except for the double-byte blank, which is a special character.<\/p>\n","protected":false},"excerpt":{"rendered":"

characters, the basic symbols of keywords and operators in SQL language are the single-byte characters that are part of all IBM character sets. charaters of language are classified as letters, digits or special characters. A letter is any of the 26 uppercase (A through Z) or 26 lowercase (a through z) letters, plus the three characters $, #, and @, which are included for compability with host database products. A digit is any of the charaters 0 through 9. A special character is any of characters listed below: Character Description Character Description space or blank – minus sign “ quotation\u2026<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[16,25],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"yoast_head":"\nSQL Language elements (characters)<\/title>\n<meta name=\"description\" content=\"SQL Language elements (characters)\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.dpriver.com\/blog\/2009\/12\/sql-language-elements-characters\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SQL Language elements 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