Function db_col_strdup_optional

db/bindings.c:338–347

}

char *db_col_strdup_optional(const tal_t *ctx,
			     struct db_stmt *stmt,
			     const char *colname)
{
	size_t col = db_query_colnum(stmt, colname);
	if (db_column_is_null(stmt, col))
		return NULL;

	return tal_strdup(ctx, (char *)stmt->db->config->column_text_fn(stmt, col));
}

void db_col_preimage(struct db_stmt *stmt, const char *colname,
			struct preimage *preimage)