[Lua, MySQL] combines multiple record data into a single SQL INSERT statement (for MySQL)

--demonstrates combining multiple record data into one SQL INSERT statement (for MySQL) function getTpl0 (tname)--Get table fields Local T = {Tpl_pack = {"Packid", "ItemId", "' Group '", "num", "rate", "Ratetype"},}for K, V in pairs (t) doif tname = = k Thenreturn T[k]endendend--tpl = {3813,10,0,2,0,1,1,0,350,5, 220,6,0,0,0,0,154,0,0,0,210,80,29}tpl9122 = {--"packid", "ItemId", "' Group '", "num", "rate", "Ratetype" {9122, 3294, ", 1, 1, 2},{9122, 3295, ' ', 1, 1, 2},{9122, 3296, ', 1, 1, 2},{9122, 3297, ', 1, 1, 2},{9122, 3298, ', 1, 1, 2},{9122, 90 04, ', 2, 4, 2},{9122, 117, ', 8, 4, 2},{9122, 118, ', 8, 4, 2},{9122, 119, ', 8, 4, 2},{9122, 120, ', 8, 4, 2},{9122 , 322, ', 2, 4, 2},{9122, 160, ', 5, 5, 2},{9122, 327, ', 5, 5, 2},{9122, 2900, ', 1, 6, 2},{9122, 9101, ', 20, 7, 2} -"Packid", "ItemId", "' Group '", "num", "rate", "Ratetype" {9123, 3299, ', 1, 1, 2},{9123, 3300, ' ', 1, 1, 2},{9123, 3301, ', 1, 1, 2},{9123, 3302, ', 1, 1, 2},{9123, 3303, ', 1, 1, 2},{9123, 9004, ', 2, 4, 2},{9123, 117, ', 8, 4, 2},{9123, 118, ', 8, 4, 2},{9123, 119, ', 8, 4, 2},{9123, 120, ', 8, 4, 2},{9123, 322, ', 2, 4, 2},{9123, 160, ', 5, 5, 2},{9123, 327, ', 5, 5, 2},{9123, 2900, ' , 1, 6, 2},{9123, 9101, ', 20, 7, 2},{9123, 115, ', 15, 10, 2},{9123, 114, ', 15, 12, 2},{9123, 112, ', 15, 13, 2},{91 113, ",", 2},}function createinsertsql (Tname, TPL) Local tpl0 = GetTpl0 (tname)--Get table fields local ret = {}--Insert record SQL Table.insert (ret, String.Format ("insert INTO '%s ' (", tname)) for K, V in Pairs (tpl0) doif k > 1 thentable.insert (ret, ", ") Endtable.insert (ret, v) endtable.insert (ret,") values ") for K, V in Pairs (TPL) Doif k > 1 thentable.insert (ret,", ") E Ndtable.insert (ret, "(") for K2, V2 in pairs (v) doif K2 > 1 thentable.insert (ret, ",") endif type (v2) = = "string" Thentab Le.insert (ret, String.Format ("'%s '", V2)) Elsetable.insert (ret, v2) Endendtable.insert (ret, ")") Endtable.insert (ret, ";") Local result = Table.concat(ret)--final SQL statement print (result) print () endcreateinsertsql ("Tpl_pack", tpl9122) createinsertsql ("Tpl_pack", tpl9123) 

  The results of the final execution are as follows:

[[email] 6] $lua t1.luainsert into ' tpl_pack ' (packid,itemid, ' group ', Num,rate,ratetype) VALUES (9122,3294, ', 1,1,2), (9122,3295, "', 1,1,2), (9122,3296,", 1,1,2), (9122,3297, ', 1,1,2), (9122,3298, ' ", 1,1,2), (9122,9004," ", 2,4,2 ), (9122,117, ', 8,4,2), (9122,118, ' ', 8,4,2), (9122,119, ', 8,4,2), (9122,120, ' ", 8,4,2), (9122,322, ', 2,4,2), ( 9122,160, ", 5,5,2), (9122,327," ', 5,5,2), (9122,2900, ", 1,6,2), (9122,9101,", 20,7,2), (9122,115, ", 15,10,2), ( 9122,114, ", 15,12,2), (9122,112,", 15,13,2), (9122,113, ", 15,13,2); insert INTO ' tpl_pack ' (packid,itemid, ' group ', Num,rate,ratetype) VALUES (9123,3299, ", 1,1,2), (9123,3300,", 1,1,2), (9123,3301, ", 1,1,2), (9123,3302,", 1,1,2), ( 9123,3303, ", 1,1,2), (9123,9004,", 2,4,2), (9123,117, ", 8,4,2), (9123,118,", 8,4,2), (9123,119, ", 8,4,2), (9123,120 , ", 8,4,2), (9123,322," ', 2,4,2), (9123,160, ' ", 5,5,2), (9123,327, '", 5,5,2), (9123,2900, ", 1,6,2), (9123,9101,", 20,7,2), (9123,115, "', 15,10,2), (9123,114," ', 15,12,2), (9123,112, ' ", 15,13,2), (9123,113, ', 15,13,2);

[Lua, MySQL] combines multiple record data into a single SQL INSERT statement (for MySQL)