111     /// Cache for the column names in a statement; lazily initialized.
216 /// Returns the name of a particular column in the result.
218 /// \param index The column to request the name of.
220 /// \return The name of the requested column.
231 /// Returns the type of a particular column in the result.
233 /// \param index The column to request the type of.
235 /// \return The type of the requested column.
243 /// Finds a column by name.
245 /// \param name The name of the column to search for.
247 /// \return The column identifier.
271 /// Returns a particular column in the result as a blob.
273 /// \param index The column to retrieve.
287 /// Returns a particular column in the result as a double.
289 /// \param index The column to retrieve.
300 /// Returns a particular column in the result as an integer.
302 /// \param index The column to retrieve.
315 /// Returns a particular column in the result as a 64-bit integer.
317 /// \param index The column to retrieve.
328 /// Returns a particular column in the result as a double.
330 /// \param index The column to retrieve.
345 /// Returns the number of bytes stored in the column.
349 /// \param index The column to retrieve the size of.
351 /// \return The number of bytes in the column.  Remember that strings are stored
364 /// \param name The name of the column to retrieve.
373     const int column = column_id(name);  in safe_column_blob()  local
374     if (column_type(column) != sqlite::type_blob)  in safe_column_blob()
376                             F("Column '%s' is not a blob") % name);  in safe_column_blob()
377     return column_blob(column);  in safe_column_blob()
383 /// \param name The name of the column to retrieve.
392     const int column = column_id(name);  in safe_column_double()  local
393     if (column_type(column) != sqlite::type_float)  in safe_column_double()
395                             F("Column '%s' is not a float") % name);  in safe_column_double()
396     return column_double(column);  in safe_column_double()
402 /// \param name The name of the column to retrieve.
411     const int column = column_id(name);  in safe_column_int()  local
412     if (column_type(column) != sqlite::type_integer)  in safe_column_int()
414                             F("Column '%s' is not an integer") % name);  in safe_column_int()
415     return column_int(column);  in safe_column_int()
421 /// \param name The name of the column to retrieve.
430     const int column = column_id(name);  in safe_column_int64()  local
431     if (column_type(column) != sqlite::type_integer)  in safe_column_int64()
433                             F("Column '%s' is not an integer") % name);  in safe_column_int64()
434     return column_int64(column);  in safe_column_int64()
440 /// \param name The name of the column to retrieve.
449     const int column = column_id(name);  in safe_column_text()  local
450     if (column_type(column) != sqlite::type_text)  in safe_column_text()
452                             F("Column '%s' is not a string") % name);  in safe_column_text()
453     return column_text(column);  in safe_column_text()
459 /// \param name The name of the column to retrieve the size of.
468     const int column = column_id(name);  in safe_column_bytes()  local
469     if (column_type(column) != sqlite::type_blob &&  in safe_column_bytes()
470         column_type(column) != sqlite::type_text)  in safe_column_bytes()
472                             F("Column '%s' is not a blob or a string") % name);  in safe_column_bytes()
473     return column_bytes(column);  in safe_column_bytes()