// A wrapper function around GetDatabaseStructure(DataTable) to override in a derived class
public virtual string[] GetDatabaseStructure(SwapQLConnection tConnection)
{
var createStatements = new List <string>();
var tables = Connection.GetSchema("Tables", new[] { AccessConfig.Source.Databasename });
foreach (DataRow table in tables.Rows)
{
var tableName = table[2] as string;
var dt = Connection.GetSchema("Columns", new[] { AccessConfig.Source.Databasename, tableName });
string statement = $"CREATE TABLE {tableName} ({GetDatabaseStructure(dt, tConnection)});";
}
return(createStatements.ToArray());
}
// Construct an SQL statement for each column
protected string GetDatabaseStructure(DataTable columns, SwapQLConnection tConnection)
{
var columnDefinition = "";
string columnName, columnType;
for (var i = 0; i < columns.Rows.Count - 1; i++)
{
var column = columns.Rows[i];
columnName = column.Field <string>("column_name");
columnType = tConnection.GetTDataTypeName(column.Field <string>("column_type"));
columnDefinition += $"{columnName} {columnType}, ";
}
columnName = columns.Rows[columns.Rows.Count - 1].Field <string>("column_name");
columnType = tConnection.GetTDataTypeName(columns.Rows[columns.Rows.Count - 1].Field <string>("column_type"));
columnDefinition += $"{columnName} {columnType}";
return(columnDefinition);
}
