very basic version of usql

usql/table.cpp

@@ -0,0 +1,47 @@
+
+#include "table.h"
+
+namespace usql {
+
+    Table::Table(const std::string name, const std::vector<ColDefNode> columns) {
+	    m_name = name;
+	    m_col_defs = columns;
+	    m_rows.clear();
+    }
+
+    ColDefNode Table::get_column_def(const std::string &col_name) {
+	    auto name_cmp = [col_name](ColDefNode cd) { return cd.name == col_name; };
+	    auto col_def = std::find_if(begin(m_col_defs), end(m_col_defs), name_cmp);
+	    if (col_def != std::end(m_col_defs)) {
+		    return *col_def;
+	    } else {
+		    throw Exception("column not exists (" + col_name + ")");
+	    }
+    }
+
+
+    Row Table::createEmptyRow() {
+	    return Row(columns_count());
+    }
+
+
+    void Table::print() {
+	    std::cout << "** " << m_name << " **" << std::endl;
+	    for (auto row : m_rows) {
+		    row.print();
+	    }
+    }
+
+    Table::Table(const Table &other) {
+	    m_name = other.m_name;
+	    m_col_defs = other.m_col_defs;
+	    m_rows.clear();  // row not copied now
+    }
+
+    void Table::addRow(const Row &row) {
+	    // TODO validate for not null values
+	    // todo validate for length etc
+	    m_rows.push_back(row);
+    }
+
+}