?? backend.cpp
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/* LiteSQL - Common routines for backends * * By Tero Laitinen * * See LICENSE for copyright information. */#include "compatibility.hpp"#include "litesql/backend.hpp"#include "litesql/string.hpp"#include "litesql/types.hpp"namespace litesql {using namespace std; string Backend::groupInsert(Record tables, Records fields, Records values, string sequence) const { string id = values[0][0]; if (supportsSequences() && values[0][0] == "NULL") id = execute("SELECT nextval('" + sequence + "');")->records()[0][0]; for (int i = tables.size()-1; i >= 0; i--) { string fieldString = Split(fields[i]).join(","); string valueString; if (!values[i].empty()) values[i][0] = id; Split valueSplit(values[i]); for (size_t i2 = 0; i2 < valueSplit.size(); i2++) valueSplit[i2] = escapeSQL(valueSplit[i2]); valueString = valueSplit.join(","); string query = "INSERT INTO " + tables[i] + " (" + fieldString + ") VALUES (" + valueString + ");"; execute(query); if (!supportsSequences() && id == "NULL") id = getInsertID(); } return id;}}
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